Mercurial > hg > CbC > CbC_gcc

comparison gcc/fortran/ChangeLog-2018 @ 145:1830386684a0

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
gcc-9.2.0
author anatofuz
date Thu, 13 Feb 2020 11:34:05 +0900
parents
children
comparison
equal deleted inserted replaced
131:84e7813d76e9 145:1830386684a0
1 2018-12-31 Thomas Koenig <tkoenig@gcc.gnu.org>
2
3 PR fortran/82995
4 * trans-expr.c (gfc_conv_procedure_call): Pass NULL pointer
5 for missing optional dummy arguments for library routines.
6 * trans-intinsic.c (conv_mask_condition): New function.
7 (gfc_conv_intrinsic_arith): Detect and handle optional mask.
8 (gfc_conv_intrinsic_minmaxloc): Likewise.
9 (gfc_conv_intrinsic_findloc): Likewise.
10 (gfc_conv_intrinsic_minmaxval): Likewise.
11 (gfc_inline_intrinsic_function_p): Do not inline for rank > 1 if
12 an optional mask is present.
13
14 2018-12-29 Steven G. Kargl <kargl@gcc.gnu.org>
15
16 * expr.c (external_spec_function): Add ieee_support_subnormal to list
17 of IEEE inquiry functions.
18
19 2018-12-29 Steven G. Kargl <kargl@gcc.gnu.org>
20
21 * cpp.c (gfc_cpp_init): Add pre-defined macros for INTEGER(1)
22 INTEGER(2), INTEGER(8) and INTEGER(16) if supported. Add pre-defined
23 macros for REAL(10) and REAL(16) if available.
24 * gfortran.texi: Document new macros.
25
26 2018-12-27 Steven G. Kargl <kargl@gcc.gnu.org>
27
28 PR fortran/81027
29 * expr.c (gfc_check_init_expr): Distinguish assumed-shape versus
30 deferred-shape dummy arguments in an error message.
31
32 2018-12-26 Harald Anlauf <anlauf@gmx.de>
33
34 PR fortran/85407
35 * module.c (read_module): Convert assert to fatal error to give a
36 sensible error message.
37
38 2018-12-24 Steven G. Kargl <kargl@gcc.gnu.org>
39
40 PR fortran/45513
41 PR fortran/81509
42 * check.c: Rename function gfc_check_iand to gfc_check_iand_ieor_ior.
43 * check.c (boz_args_check): New function. Check I and J not both BOZ.
44 (gfc_check_dshift,gfc_check_iand_ieor_ior, gfc_check_ishft,
45 gfc_check_and, gfc_check_merge_bits): Use it.
46 * check.c (gfc_check_iand_ieor_ior): Force conversion of BOZ to kind
47 type of other agrument. Remove silly GNU extension.
48 (gfc_check_ieor, gfc_check_ior): Delete now unused functions.
49 * intrinsic.c (add_functions): Use gfc_check_iand_ieor_ior. Wrap long
50 line.
51 * intrinsic.h: Rename gfc_check_iand to gfc_check_iand_ieor_ior.
52 Delete prototype for bool gfc_check_ieor and gfc_check_ior
53 * intrinsic.texi: Update documentation for boz-literal-constant.
54
55 2018-12-23 Paul Thomas <pault@gcc.gnu.org>
56
57 PR fortran/77703
58 * resolve.c (get_temp_from_expr): Use the string length of
59 constant character expressions.
60
61 2018-12-22 Steven G. Kargl <kargl@gcc.gnu.org>
62
63 PR fortran/88328
64 * io.c (resolve_tag_format): Add error for zero-sized array.
65 (gfc_resolve_dt): Manipulate gfc_current_locus to get sensible error
66 message locus.
67
68 2018-12-22 Steven G . Kargl <kargl@gcc.gnu.org>
69
70 PR fortran/85798
71 * decl.c (gfc_match_data): If a component of a derived type entity
72 appears in data statement, check that does not have the allocatable
73 attribute.
74
75 2018-12-22 Steven G. Kargl <kargl@gcc.gnu.org>
76
77 PR fortran/88169
78 * module.c (mio_namelist): Remove an error condition/message that
79 is contrary to the Fortran standard.
80
81 2018-12-22 Thomas Koenig <tkoenig@gcc.gnu.org>
82
83 PR fortran/85544
84 * frontend-passes.c (optimize_power): Remove.
85 (optimize_op): Remove call to optimize_power.
86 * trans-expr.c (gfc_conv_power_op): Handle cases of 1**integer,
87 (2|4|8|16) ** integer and (-1) ** integer.
88
89 2018-12-21 Paul Thomas <pault@gcc.gnu.org>
90
91 PR fortran/87881
92 * expr.c (find_inquiry_ref): Loop through the inquiry refs in
93 case there are two of them.
94 (simplify_ref_chain): Return true after a successful call to
95 find_inquiry_ref.
96
97 2018-12-19 Steven G. Kargl <kargl@gcc.gnu.org>
98
99 PR fortran/87992
100 * resolve.c (resolve_fl_variable): Avoid a NULL pointer.
101
102 2018-12-16 Steven G. Kargl <kargl@gcc.gnu.org>
103
104 * resolve.c (resolve_transfer): Remove dead code.
105
106 2018-12-16 Steven G. Kargl <kargl@gcc.gnu.org>
107
108 PR fortran/88116
109 PR fortran/88467
110 * array.c (gfc_match_array_constructor): Check return value of
111 gfc_convert_type(). Skip constructor elements with BT_UNKNOWN,
112 which need to go through resolution.
113 * intrinsic.c (gfc_convert_type_warn): Return early if the types
114 match (i.e., no conversion is required).
115 * simplify.c (gfc_convert_constant): Remove a gfc_internal_error,
116 and return gfc_bad_expr.
117
118 2018-12-16 Steven G. Kargl <kargl@gcc.gnu.org>
119
120 * decl.c (variable_decl): Typo fixes in comment and error messsage.
121
122 2018-12-16 Thomas Koenig <tkoenig@gcc.gnu.org>
123
124 PF fortran/88364
125 * trans-expr.c (gfc_conv_expr_reference): Do not add clobber if
126 the expression contains a reference.
127
128 2018-12-15 Steven G. Kargl <kargl@gcc.gnu.org>
129
130 PR fortran/87944
131 * decl.c (match_data_constant): Allow inquiry parameter as data
132 constant in data statement.
133
134 2018-12-15 Steven G. Kargl <kargl@gcc.gnu.org>
135
136 PR fortran/88138
137 * decl.c (variable_decl): Check that a derived isn't being assigned
138 an incompatible entity in an initialization.
139
140 2018-12-12 Jakub Jelinek <jakub@redhat.com>
141
142 PR fortran/88463
143 * trans-openmp.c (gfc_omp_predetermined_sharing): Handle TREE_READONLY
144 VAR_DECLs with DECL_EXTERNAL like those with TREE_STATIC.
145
146 2018-12-11 Steven G. Kargl <kargl@gcc.gnu.org>
147
148 PR fortran/88155
149 * primary.c (gfc_match_structure_constructor): Set the locus of
150 an expression to avoid a NULL pointer dereference.
151
152 2018-12-11 Steven G. Kargl <kargl@gcc.gnu.org>
153
154 PR fortran/88249
155 * gfortran.h: Update prototype for gfc_resolve_filepos().
156 * io.c (gfc_resolve_filepos): Check for UNIT number if ERR= is present.
157 Use passed in locus for error message.
158 * resolve.c (gfc_resolve_code): Pass locus in gfc_resolve_filepos()
159 call.
160
161 2018-12-10 Steven G. Kargl <kargl@gcc.gnu.org>
162
163 PR fortran/97922
164 * io.c (gfc_match_open): Additional checks on ASYNCHRONOUS.
165
166 2018-12-10 Steven G. Kargl <kargl@gcc.gnu.org>
167
168 PR fortran/88269
169 * io.c (io_constraint): Update macro. If locus line buffer is NULL,
170 use gfc_current_locus in error messages.
171 (check_io_constraints): Catch missing IO UNIT in write and read
172 statements. io_constraint macro is incompatible here.
173
174 2018-12-09 Steven G. Kargl <kargl@gcc.gnu.org>
175
176 PR fortran/88205
177 * io.c (gfc_match_open): Move NEWUNIT checks to after STATUS checks.
178
179 2018-12-09 Steven G. Kargl <kargl@gcc.gnu.org>
180
181 PR fortran/88206
182 * match.c (gfc_match_type_spec): REAL can be an intrinsic function.
183
184 2018-12-09 Fritz Reese <fritzoreese@gmail.com>
185
186 PR fortran/88228
187 * resolve.c (resolve_operator): Do not call resolve_function.
188 Break like other cases.
189
190 2018-12-09 Cesar Philippidis <cesar@codesourcery.com>
191
192 * trans-openmp.c (gfc_trans_oacc_combined_directive): Set the
193 location of combined acc loops.
194
195 2018-12-09 Thomas Schwinge <thomas@codesourcery.com>
196
197 * openmp.c (resolve_oacc_loop_blocks): Remove checking of OpenACC
198 loop clauses.
199
200 PR fortran/88420
201 * openmp.c (resolve_oacc_loop_blocks): Remove "Clause SEQ
202 conflicts with INDEPENDENT" diagnostic.
203
204 2018-12-08 Steven G. Kargl <kargl@gcc.gnu.org>
205
206 PR fortran/88048
207 * resolve.c (check_data_variable): Named constant cannot be a
208 data object.
209
210 2018-12-08 Steven G. Kargl <kargl@gcc.gnu.org>
211
212 PR fortran/87945
213 * decl.c (var_element): Inquiry parameters cannit be data objects.
214
215 2018-12-08 Steven G. Kargl <kargl@gcc.gnu.org>
216
217 PR fortran/88025
218 * expr.c (gfc_apply_init): Remove asserts that cannot trigger.
219 Check for a NULL pointer.
220
221 2018-12-08 Steven G. Kargl <kargl@gcc.gnu.org>
222
223 PR fortran/88357
224 * class.c (insert_component_ref): Check for NULL pointer and
225 previous error message issued.
226 * parse.c (parse_associate): Check for NULL pointer.
227 * resolve.c (resolve_assoc_var): Check for NULL pointer.
228
229 2018-12-07 Jakub Jelinek <jakub@redhat.com>
230
231 PR fortran/88377
232 * trans-openmp.c (gfc_omp_clause_default_ctor,
233 gfc_omp_clause_copy_ctor, gfc_omp_clause_assign_op,
234 gfc_omp_clause_linear_ctor, gfc_omp_clause_dtor): Only consider
235 GFC_DECL_GET_SCALAR_ALLOCATABLE vars as scalar allocatables if they
236 have pointer type.
237
238 2018-12-03 Fritz Reese <fritzoreese@gmail.com>
239 Mark Eggleston <mark.eggleston@codethink.co.uk>
240
241 PR fortran/87919
242 * options.c (SET_FLAG, SET_BITFLAG, SET_BITFLAG2): New macros.
243 (set_dec_flags): Set/unset DEC and std flags according to value.
244 (post_dec_flags, set_init_local_zero): New functions.
245 (gfc_init_options): Use set_init_local_zero and post_dec_flags.
246 (gfc_handle_options) <case OPT_fcheck_array_temporaries>: Use
247 SET_BITFLAG.
248 <case OPT_finit_local_zero>: Use set_init_local_zero.
249 <case OPT_fdec>: Pass value to set_dec_flags.
250 <case OPT_fdec_structure>: Remove.
251
252 2018-11-30 Thomas Schwinge <thomas@codesourcery.com>
253
254 * gfortran.h (struct gfc_omp_clauses): Remove "wait". Adjust all
255 users.
256
257 * openmp.c (gfc_match_omp_clauses): Support multiple OpenACC wait
258 clauses.
259
260 2018-11-27 Martin Liska <mliska@suse.cz>
261
262 * decl.c (gfc_match_gcc_builtin): New function.
263 * gfortran.h (struct vect_builtin_tuple): New.
264 (gfc_adjust_builtins): Likewise.
265 * lang-specs.h (TARGET_F951_OPTIONS): New.
266 (F951_OPTIONS): Use it.
267 * lang.opt: Add new option -fpre-include.
268 * match.h (gfc_match_gcc_builtin): Declare new function.
269 * parse.c (decode_gcc_attribute): Handle builtin.
270 (parse_progunit): Call gfc_adjust_builtins.
271 * scanner.c (gfc_new_file): Load pre-included header file
272 when provided.
273 * trans-intrinsic.c (add_simd_flag_for_built_in): New.
274 (gfc_adjust_builtins): Likewise.
275
276 2018-11-24 Paul Thomas <pault@gcc.gnu.org>
277
278 PR fortran/88143
279 * resolve.c (resolve_variable): Check for associate names with
280 NULL target.
281
282 2018-11-23 Jakub Jelinek <jakub@redhat.com>
283
284 * lang.opt (fpad-source): New option.
285 * scanner.c (load_line): Don't pad fixed form lines if
286 !flag_pad_source.
287 * invoke.texi (-fno-pad-source): Document.
288
289 2018-11-21 Jakub Jelinek <jakub@redhat.com>
290
291 * invoke.texi (-fdec-include): Document.
292
293 2018-11-21 Jakub Jelinek <jakub@redhat.com>
294 Mark Eggleston <mark.eggleston@codethink.com>
295
296 * lang.opt (fdec-include): New option.
297 * options.c (set_dec_flags): Set also flag_dec_include.
298 * scanner.c (include_line): Change return type from bool to int.
299 In fixed form allow spaces in between include keyword letters.
300 For -fdec-include, allow in fixed form 0 in column 6. With
301 -fdec-include return -1 if the parsed line is not full include
302 statement and it could be successfully completed on continuation
303 lines.
304 (include_stmt): New function.
305 (load_file): Adjust include_line caller. If it returns -1, keep
306 trying include_stmt until it stops returning -1 whenever adding
307 further line of input.
308
309 2018-11-18 Thomas Koenig <tkoenig@gcc.gnu.org>
310
311 PR fortran/88073
312 * frontend-passes.c (combine_array_constructor): Do not do
313 anything if in a WHERE statement.
314
315 2018-11-18 Thomas Koenig <tkoenig@gcc.gnu.org>
316
317 PR fortran/70260
318 * expr.c (gfc_check_assign): Reject assigning to an external
319 symbol.
320 (gfc_check_pointer_assign): Add suppress_type_test
321 argument. Insert line after if. A non-proc pointer can not point
322 to a constant. Only check types if suppress_type_test is false.
323 * gfortran.h (gfc_check_pointer_assign): Add optional
324 suppress_type_test argument.
325 * resolve.c (gfc_resolve_code): Move up gfc_check_pointer_assign
326 and give it the extra argument.
327 (resolve_fl_procedure): Set error on value for a function with
328 an inizializer.
329
330 2018-11-15 David Malcolm <dmalcolm@redhat.com>
331
332 PR other/19165
333 * error.c (gfc_diagnostic_finalizer): Add diagnostic_t param.
334
335 2018-11-13 David Malcolm <dmalcolm@redhat.com>
336
337 * cpp.c: Replace "source_location" with "location_t".
338 * gfortran.h: Likewise.
339
340 2018-11-08 Jakub Jelinek <jakub@redhat.com>
341
342 * trans-openmp.c (gfc_trans_omp_clauses): Use
343 OMP_CLAUSE_DEFAULTMAP_SET_KIND.
344 (gfc_trans_omp_atomic): Set OMP_ATOMIC_MEMORY_ORDER
345 rather than OMP_ATOMIC_SEQ_CST.
346 (gfc_trans_omp_taskgroup): Build OMP_TASKGROUP using
347 make_node instead of build1_loc.
348 * types.def (BT_FN_VOID_BOOL, BT_FN_VOID_SIZE_SIZE_PTR,
349 BT_FN_UINT_UINT_PTR_PTR, BT_FN_UINT_OMPFN_PTR_UINT_UINT,
350 BT_FN_BOOL_UINT_LONGPTR_LONG_LONG_LONGPTR_LONGPTR_PTR_PTR,
351 BT_FN_BOOL_UINT_ULLPTR_LONG_ULL_ULLPTR_ULLPTR_PTR_PTR,
352 BT_FN_BOOL_LONG_LONG_LONG_LONG_LONG_LONGPTR_LONGPTR_PTR_PTR,
353 BT_FN_BOOL_BOOL_ULL_ULL_ULL_LONG_ULL_ULLPTR_ULLPTR_PTR_PTR): New.
354 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): Formatting fix.
355
356 2018-11-02 Thomas Koenig <tkoenig@gcc.gnu.org>
357
358 PR fortran/46020
359 * decl.c (verify_bind_c_sym): Remove unnecessary space
360 in error message.
361
362 2018-11-01 Thomas Koenig <tkoenig@gcc.gnu.org>
363
364 PR fortran/87782
365 * frontend-passes.c (constant_string_length): If there is a
366 substring with a length which cannot be reduced to a constant,
367 return NULL.
368
369 2018-11-01 Paul Thomas <pault@gcc.gnu.org>
370
371 PR fortran/40196
372 * dependency.c (are_identical_variables): Return false if the
373 inquiry refs are not the same.
374 (gfc_ref_needs_temporary_p): Break on an inquiry ref.
375 * dump_parse_tree.c (show_ref): Show the inquiry ref type.
376 * expr.c (gfc_free_ref_list): Break on an inquiry ref.
377 (gfc_copy_ref): Copy the inquiry ref types.
378 (find_inquiry_ref): New function.
379 (simplify_const_ref, simplify_ref_chain): Call it. Add new arg
380 to simplify_ref_chain.
381 (gfc_simplify_expr): Use the new arg in call to
382 simplify_ref_chain.
383 (gfc_get_full_arrayspec_from_expr, gfc_is_coarray): Break on
384 inquiry ref.
385 (gfc_traverse_expr): Return true for inquiry ref.
386 * frontend-passes.c (gfc_expr_walker): Break on inquiry ref.
387 * gfortran.h : Add enums and union member in gfc_ref to
388 implement inquiry refs.
389 * intrinsic.c : Fix white nois.
390 * match.c (gfc_match_assignment): A constant lavlue is an
391 error.
392 * module.c : Add DECL_MIO_NAME for inquiry_type and the mstring
393 for inquiry_types.
394 (mio_ref): Handle inquiry refs.
395 * primary.c (is_inquiry_ref): New function.
396 (gfc_match_varspec): Handle inquiry refs calling new function.
397 (gfc_variable_attr): Detect inquiry ref for disambiguation
398 with components.
399 (caf_variable_attr): Treat inquiry and substring refs in the
400 same way.
401 * resolve.c (find_array_spec): ditto.
402 (gfc_resolve_substring_charlen): If there is neither a charlen
403 ref not an inquiry ref, return.
404 (resolve_ref): Handle inqiry refs as appropriate.
405 (resolve_allocate_expr): Entities with an inquiry ref cannot be
406 allocated.
407 * simplify.c (simplify_bound, simplify_cobound): Punt on
408 inquiry refs.
409 * trans-array.c (get_array_ctor_var_strlen): Break on inquiry
410 ref.
411 *trans-expr.c (conv_inquiry): New function.
412 (gfc_conv_variable): Retain the last typespec to pass to
413 conv_inquiry on detecting an inquiry ref.
414
415 2018-11-01 Thomas Koenig <tkoenig@gcc.gnu.org>
416
417 PR fortran/46020
418 * decl.c (verify_bind_c_sym): Improve error message.
419
420 2018-11-01 Thomas Koenig <tkoenig@gcc.gnu.org>
421
422 PR fortran/54613
423 * gfortran.texi (File format of unformatted sequential files):
424 Replace random comma with period.
425 * intrinsic.texi (Intrinsic Procedures): Add FINDLOC to menu.
426 (FINDLOC): Document.
427 (MAXLOC): Add refrence to FINDLOC.
428 (MINLOC): Likewise.
429
430 2018-10-31 Nathan Sidwell <nathan@acm.org>
431
432 * cpp.c (gfc_cpp_init): Adjust cpp_force_token_locations call.
433
434 2018-10-31 Martin Liska <mliska@suse.cz>
435
436 * trans-decl.c (struct module_hasher): Call htab_hash_string
437 for s->name and not for s.
438
439 2018-10-30 Thomas Koenig <tkoenig@gcc.gnu.org>
440
441 PR fortran/85896
442 * simplify.c (simplify_min_max): Do not convert the type of the
443 return expression.
444
445 2017-10-28 Thomas Koenig <tkoenig@gcc.gnu.org>
446
447 PR fortran/54613
448 * gfortran.h (gfc_isym_id): Add GFC_ISYM_FINDLOC.
449 (gfc_check_f): Add f6fl field.
450 (gfc_simplify_f): Add f6 field.
451 (gfc_resolve_f): Likewise.
452 (gfc_type_letter): Add optional logical_equas_int flag.
453 * check.c (intrinsic_type_check): New function.
454 (gfc_check_findloc): New function.
455 * intrinsics.c (gfc_type_letter): If logical_equals_int is
456 set, act accordingly.
457 (add_sym_5ml): Reformat comment.
458 (add_sym_6fl): New function.
459 (add_functions): Add findloc.
460 (check_arglist): Add sixth argument, handle it.
461 (resolve_intrinsic): Likewise.
462 (check_specific): Handle findloc.
463 * intrinsic.h (gfc_check_findloc): Add prototype.
464 (gfc_simplify_findloc): Likewise.
465 (gfc_resolve_findloc): Likewise.
466 (MAX_INTRINSIC_ARGS): Adjust.
467 * iresolve.c (gfc_resolve_findloc): New function.
468 * simplify.c (gfc_simplify_minmaxloc): Make static.
469 (simplify_findloc_to_scalar): New function.
470 (simplify_findloc_nodim): New function.
471 (simplify_findloc_to_array): New function.
472 (gfc_simplify_findloc): New function.
473 (gfc_conv_intrinsic_findloc): New function.
474 (gfc_conv_intrinsic_function): Handle GFC_ISYM_FINDLOC.
475 (gfc_is_intrinsic_libcall): Likewise.
476
477 2018-10-27 Thomas Koenig <tkoenig@gcc.gnu.org>
478
479 PR fortran/86907
480 * frontend-passes.c (check_locus_code): Add information that
481 warning about missing location information points to an
482 inconsisten internal state.
483 (check_locus_expr): Likewise.
484
485 2018-10-25 Jakub Jelinek <jakub@redhat.com>
486
487 PR fortran/87725
488 * openmp.c (gfc_match_omp_clauses): Parse simd, monotonic and
489 nonmonotonic modifiers regardless of if they have been parsed
490 already or if the opposite one has. Fix up check whether
491 comma after modifier should be parsed.
492 (resolve_omp_clauses): Diagnose schedule modifier restrictions.
493
494 2018-10-23 Paul Thomas <pault@gcc.gnu.org>
495
496 PR fortran/85603
497 * frontend-passes.c (get_len_call): New function to generate a
498 call to intrinsic LEN.
499 (create_var): Use this to make length expressions for variable
500 rhs string lengths.
501 Clean up some white space issues.
502
503 2018-10-21 Paul Thomas <pault@gcc.gnu.org>
504
505 PR fortran/71880
506 * trans-expr.c (gfc_trans_pointer_assignment): Set the string
507 length for array valued deferred length lhs.
508
509 2018-10-18 Tobias Burnus <burnus@net-b.de>
510
511 PR fortran/87625
512 * trans-array.c (gfc_is_reallocatable_lhs): Detect allocatable
513 polymorphic arrays.
514
515 2018-10-18 Paul Thomas <pault@gcc.gnu.org>
516
517 PR fortran/58618
518 * trans-stmt.c (trans_associate_var): All strings that return
519 as pointer types can be assigned directly to the associate
520 name so remove 'attr' and the condition that uses it.
521
522 2018-10-18 Paul Thomas <pault@gcc.gnu.org>
523
524 PR fortran/58618
525 * trans-decl.c (gfc_get_symbol_decl): Deal correctly with the
526 initialization with NULL() of a deferred length pointer.
527
528 2018-10-17 Tobias Burnus <burnus@net-b.de>
529
530 PR fortran/87632
531 * resolve.c (resolve_select_type): Use correct variable.
532
533 2018-10-17 David Malcolm <dmalcolm@redhat.com>
534
535 * Make-lang.in (selftest-fortran): New.
536
537 2018-10-17 Paul Thomas <pault@gcc.gnu.org>
538
539 PR fortran/56386
540 PR fortran/58906
541 PR fortran/77385
542 PR fortran/80260
543 PR fortran/82077
544 * resolve.c (resolve_variable): Fix up expressions with array
545 associate names, where the parser did not detect that this is
546 array and there was no array part_ref in the expression.
547
548 2018-10-16 Tobias Burnus <burnus@net-b.de>
549
550 PR fortran/67125
551 * trans-array.c (gfc_array_init_size, gfc_array_allocate):
552 Rename argument e3_is_array_constr to e3_has_nodescriptor
553 and update comments.
554 * trans-stmt.c (gfc_trans_allocate): Also fix lower bound
555 to 1 for nonalloc/nonpointer func results/vars besides
556 array constructors.
557
558 2018-10-16 Tobias Burnus <burnus@net-b.de>
559
560 PR fortran/87556
561 * trans-stmt.c (form_team, change_team, sync_team):
562 Don't ignore argse.pre/argse.post.
563
564 2018-10-15 Paul Thomas <pault@gcc.gnu.org>
565 Tobias Burnus <burnus@gcc.gnu.org>
566
567 PR fortran/87566
568 * resolve.c (resolve_assoc_var): Add missing array spec for
569 class associate names.
570 (resolve_select_type): Handle case where last typed component
571 of the selector has a different type to the expression.
572 * trans-expr.c (gfc_find_and_cut_at_last_class_ref): Replace
573 call to gfc_expr_to_initialize with call to gfc_copy_expr.
574 (gfc_conv_class_to_class): Guard assignment to 'len' field
575 against case where zero constant is supplied.
576
577 2018-10-12 Tobias Burnus <burnus@net-b.de>
578
579 PR fortran/87597
580 * expr.c (gfc_simplify_expr): Avoid simplifying
581 the 'array' argument to lbound/ubound/lcobound/
582 ucobound.
583
584 2018-10-12 Tobias Burnus <burnus@net-b.de>
585
586 PR fortran/58787
587 * decl.c (get_proc_name): Return with error before
588 creating sym_tree.
589
590 2018-10-11 Tobias Burnus <burnus@net-b.de>
591
592 Revert:
593 2018-10-09 Tobias Burnus <burnus@net-b.de>
594
595 PR fortran/83522
596 * resolve.c (resolve_ref): Reject nonscalar
597 substring references.
598
599 2018-10-09 David Malcolm <dmalcolm@redhat.com>
600
601 * cpp.c (gfc_cpp_init_0): Update for renamings.
602 (cb_cpp_error): Rename to...
603 (cb_cpp_diagnostic): ...this, converting level and reason to
604 enums.
605
606 2018-10-09 Tobias Burnus <burnus@net-b.de>
607
608 PR fortran/83522
609 * resolve.c (resolve_ref): Reject nonscalar
610 substring references.
611
612 2018-10-09 Paul Thomas <pault@gcc.gnu.org>
613
614 PR fortran/87151
615 * trans-array.c (gfc_get_array_span): Deal with deferred char
616 array components having a TYPE_MAX_VALUE of zero.
617 (gfc_array_init_size): Use the hidden string length component
618 to build the descriptor dtype.
619 (gfc_array_allocate): Remove the erroneous replacement of the
620 charlen backend decl with a temporary.
621 (gfc_conv_expr_descriptor): Use the ss_info string length in
622 the case of deferred character components.
623 (gfc_alloc_allocatable_for_assignment): Actually compare the
624 string lengths for deferred characters. Make sure that kind > 1
625 is handled correctly. Set the span field of the descriptor.
626 * trans-intrinsic.c (gfc_conv_intrinsic_len): Remove the stupid
627 comment.
628
629 PR fortran/80931
630 * trans-array.c (gfc_array_allocate): Set the span field for
631 variable length character arrays.
632
633 2018-10-08 Cesar Philippidis <cesar@codesourcery.com>
634
635 * expr.c (gfc_check_pointer_assign): Demote "Assignment to
636 contiguous pointer from non-contiguous target" to a warning.
637
638 2018-10-08 Paul Thomas <pault@gcc.gnu.org>
639
640 PR fortran/86372
641 * trans-stmt.c (trans_associate_var): Character associate names
642 with variable string length do not have to be deferred length
643 for the string length to be set, if variable.
644
645 2018-10-06 Thomas Koenig <tkoenig@gcc.gnu.org>
646
647 PR fortran/86111
648 * gfortran.h (enum arith): Add ARITH_WRONGCONCAT.
649 * arith.h (gfc_arith_error): Issue error for ARITH_WRONGCONCAT.
650 (gfc_arith_concat): If the types of op1 and op2 are not
651 character of if their kinds do not match, issue ARITH_WRONGCONCAT.
652
653 2018-10-06 Paul Thomas <pault@gcc.gnu.org>
654
655 PR fortran/83999
656 * resolve.c (resolve_fl_procedure): Include class functions in
657 the test that elemental function results be scalar.
658
659 2018-10-06 Thomas Koenig <tkoenig@gcc.gnu.org>
660
661 PR fortran/84640
662 * simplify.c (gfc_simplify_cshift): Extend size of hs_ex and ss_ex
663 by one. Set extents one past the array boundaries to zero to avoid
664 warning with instrumented compiler.
665 (gfc_simplify_eoshift): Likewise, only for ss_ex.
666
667 2018-10-05 Paul Thomas <pault@gcc.gnu.org>
668
669 PR fortran/87487
670 * trans-decl.c (gfc_get_symbol_decl): Make sure that deferred
671 character length pointer initializer has the right type to fix
672 problem with deferred_character_24.f90 on big endian.
673
674 2018-10-03 Jeff Law <law@redhat.comg>
675
676 * trans-types.c (get_typenode_from_name): Moved into gcc/tree.c.
677
678 2018-10-01 Paul Thomas <pault@gcc.gnu.org>
679
680 PR fortran/65677
681 * trans-expr.c (gfc_trans_assignment_1): Set the 'identical'
682 flag in the call to gfc_check_dependency.
683
684 2018-09-30 Paul Thomas <pault@gcc.gnu.org>
685
686 PR fortran/87359
687 * trans-array.c (gfc_is_reallocatable_lhs): Correct the problem
688 introduced by r264358, which prevented components of associate
689 names from being reallocated on assignment.
690
691 2018-09-30 Paul Thomas <pault@gcc.gnu.org>
692
693 PR fortran/70752
694 PR fortran/72709
695 * trans-array.c (gfc_conv_scalarized_array_ref): If this is a
696 deferred type and the info->descriptor is present, use the
697 info->descriptor
698 (gfc_conv_array_ref): Is the se expr is a descriptor type, pass
699 it as 'decl' rather than the symbol backend_decl.
700 (gfc_array_allocate): If the se string_length is a component
701 reference, fix it and use it for the expression string length
702 if the latter is not a variable type. If it is a variable do
703 an assignment. Make use of component ref string lengths to set
704 the descriptor 'span'.
705 (gfc_conv_expr_descriptor): For pointer assignment, do not set
706 the span field if gfc_get_array_span returns zero.
707 * trans.c (get_array_span): If the upper bound a character type
708 is zero, use the descriptor span if available.
709
710 2018-09-30 Paul Thomas <pault@gcc.gnu.org>
711
712 PR fortran/70149
713 * trans-decl.c (gfc_get_symbol_decl): A deferred character
714 length pointer that is initialized needs the string length to
715 be initialized as well.
716
717 2018-09-29 Paul Thomas <pault@gcc.gnu.org>
718
719 PR fortran/65677
720 * trans-expr.c (gfc_trans_assignment_1): If there is dependency
721 fix the rse stringlength.
722
723 2018-09-25 Martin Liska <mliska@suse.cz>
724
725 PR fortran/87394
726 * decl.c (add_hidden_procptr_result): Simplify condition
727 as we are in branch witch 'case1 || case2'.
728
729 2018-09-25 Martin Liska <mliska@suse.cz>
730
731 * trans.c (remove_suffix): Remove
732 unused function.
733
734 2018-09-24 Thomas Koenig <tkoenig@gcc.gnu.org>
735
736 PR fortran/87397
737 * gfc_conv_procedure_call: Do not add clobber on INTENT(OUT)
738 for variables in an associate statement.
739
740 2018-09-24 Bernhard Reuther-Fischer <aldot@gcc.gnu.org>
741 Cesar Philippidis <cesar@codesourcery.com>
742
743 * openmp.c (resolve_oacc_loop_blocks):
744
745 2018-09-23 Thomas Koenig <tkoenig@gcc.gnu.org>
746
747 PR fortran/87397
748 * gfc_conv_procedure_call: Do not add clobber on INTENT(OUT)
749 for variables having the dimension attribute.
750
751 2018-09-23 Janne Blomqvist <jb@gcc.gnu.org>
752
753 * trans-expr.c (gfc_caf_get_image_index): Do array index
754 calculations in gfc_array_index_type.
755 * trans-intrinsic.c (conv_intrinsic_event_query): Likewise.
756 * trans-stmt.c (gfc_trans_lock_unlock): Likewise.
757 (gfc_trans_event_post_wait): Likewise.
758
759 2018-09-23 Thomas Koenig <tkoenig@gcc.gnu.org>
760
761 PR fortran/87395
762 * gfc_conv_procedure_call: Reformat comments slightly. Do not add
763 clobber on INTENT(OUT) for saved variables.
764
765 2018-09-22 Thomas Koenig <tkoenig@gcc.gnu.org>
766
767 PR fortran/41453
768 * trans.h (gfc_conv_expr_reference): Add optional argument
769 add_clobber to prototype.
770 (gfc_conv_procedure_call): Set add_clobber argument to
771 gfc_conv_procedure_reference to true for scalar, INTENT(OUT),
772 non-pointer, non-allocatable, non-dummy variables whose type
773 is neither BT_CHARACTER, BT_DERIVED or BT_CLASS, but only if
774 the procedure is not elemental.
775 * trans-expr.c (gfc_conv_procedure_reference): Add clobber
776 statement before call if add_clobber is set.
777
778 2018-09-22 Paul Thomas <pault@gcc.gnu.org>
779
780 PR fortran/85603
781 * trans-array.c (gfc_alloc_allocatable_for_assignment): Test
782 the charlen backend_decl before using the VAR_P macro.
783
784 2018-09-21 Paul Thomas <pault@gcc.gnu.org>
785
786 PR fortran/77325
787 * trans-array.c (gfc_alloc_allocatable_for_assignment): If the
788 rhs has a charlen expression, convert that and use it.
789 * trans-expr.c (gfc_trans_assignment_1): The rse.pre for the
790 assignment of deferred character array vars to a realocatable
791 lhs should not be added to the exterior block since vector
792 indices, for example, generate temporaries indexed within the
793 loop.
794
795 2018-09-21 Paul Thomas <pault@gcc.gnu.org>
796
797 PR fortran/87359
798 * trans-stmt.c (gfc_trans_allocate): Don't deallocate alloc
799 components if must_finalize is set for expr3.
800
801 2018-09-21 Andrew Stubbs <ams@codesourcery.com>
802 Kwok Cheung Yeung <kcy@codesourcery.com>
803
804 * trans-expr.c (gfc_trans_structure_assign): Ensure that the first
805 argument of a call to _gfortran_caf_register is of size_type_node.
806 * trans-intrinsic.c (conv_intrinsic_event_query): Convert computed
807 index to a size_type_node type.
808 * trans-stmt.c (gfc_trans_event_post_wait): Likewise.
809
810 2018-09-20 Allan Sandfeld Jensen <allan.jensen@qt.io>
811
812 * gfortranspec.c (lang_specific_driver): Handle -r like -nostdlib.
813
814 2018-09-20 Janus Weil <janus@gcc.gnu.org>
815
816 * gfortran.h (gfc_str_startswith): New macro.
817 * decl.c (variable_decl, gfc_match_end): Use it.
818 * iresolve.c (is_trig_resolved): Ditto.
819 * module.c (load_omp_udrs, read_module): Ditto.
820 * options.c (gfc_handle_runtime_check_option): Ditto.
821 * primary.c (match_arg_list_function): Ditto.
822 * trans-decl.c (gfc_get_symbol_decl): Ditto.
823 * trans-expr.c (gfc_conv_procedure_call): Ditto.
824 * interface.c (dtio_op): Replace strncmp by strcmp.
825 * resolve.c (resolve_actual_arglist, resolve_function): Ditto.
826 * trans-expr.c (conv_arglist_function): Ditto.
827 * trans-intrinsic.c (gfc_conv_ieee_arithmetic_function): Replace macro
828 STARTS_WITH by gfc_str_startswith.
829
830 2018-09-20 Cesar Philippidis <cesar@codesourcery.com>
831
832 * dump-parse-tree.c (show_omp_clauses): Add missing omp list_types
833 and reorder the switch cases to match the enum in gfortran.h.
834
835 2018-09-19 Paul Thomas <pault@gcc.gnu.org>
836
837 PR fortran/84109
838 * trans-expr.c (gfc_trans_assignment_1): The rse.pre for the
839 assignment of deferred character intrinsic elemental function
840 results to a realocatable lhs must not be added to the exterior
841 block if they are array valued but must go to the loop body.
842
843 2018-09-18 Thomas Koenig <tkoenig@gcc.gnu.org>
844
845 PR fortran/29550
846 * gfortran.h (gfc_expr): Add external_blas flag.
847 * frontend-passes.c (matrix_case): Add case A2TB2T.
848 (optimize_namespace): Handle flag_external_blas by
849 calling call_external_blas.
850 (get_array_inq_function): Add argument okind. If
851 it is nonzero, use it as the kind of argument
852 to be used.
853 (inline_limit_check): Remove m_case argument, add
854 limit argument instead. Remove assert about m_case.
855 Set the limit for inlining from the limit argument.
856 (matmul_lhs_realloc): Handle case A2TB2T.
857 (inline_matmul_assign): Handle inline limit for other cases with
858 two rank-two matrices. Remove no-op calls to inline_limit_check.
859 (call_external_blas): New function.
860 * trans-intrinsic.c (gfc_conv_intrinsic_funcall): Do not add
861 argument to external BLAS if external_blas is already set.
862
863 2018-09-18 Paul Thomas <pault@gcc.gnu.org>
864
865 PR fortran/87239
866 * trans-expr.c (gfc_trans_assignment_1): The rse.pre for the
867 assignment of deferred character elemental function results to
868 a realocatable lhs must not be added to the exterior block but
869 must go to the loop body.
870
871 2018-09-18 Paul Thomas <pault@gcc.gnu.org>
872
873 PR fortran/87336
874 * trans-array.c (gfc_get_array_span): Try to get the element
875 length of incomplete types. Return NULL_TREE otherwise.
876 (gfc_conv_expr_descriptor): Only set the 'span' field if the
877 above does not return NULL_TREE. Set 'span' field if possible
878 for all new descriptors.
879
880 2018-09-17 Paul Thomas <pault@gcc.gnu.org>
881
882 PR fortran/64120
883 * trans-decl.c (gfc_get_symbol_decl): Flag allocatable, scalar
884 characters with a variable length expression for deferred init.
885 (gfc_trans_deferred_vars): Perform the assignment for these
886 symbols by calling gfc_conv_string_length.
887
888 2018-09-17 Paul Thomas <pault@gcc.gnu.org>
889
890 PR fortran/85954
891 * resolve.c (resolve_assoc_var): If the target expression is a
892 deferred charlen dummy and the associate name shares the
893 charlen, generate a new one. Make sure that new charlens are in
894 the namespace list so that they get cleaned up.
895 * trans-array.c (gfc_is_reallocatable_lhs): Associate names are
896 not reallocatable.
897 * trans-decl.c (gfc_get_symbol_decl): Put deferred character
898 length dummy and result arrays on the deferred initialization
899 list so that the variable length arrays can be correctly dealt
900 with.
901 * trans-expr.c (gfc_conv_string_length): Return if 'expr' is
902 NULL rather than ICEing..
903
904 2018-09-16 Janus Weil <janus@gcc.gnu.org>
905
906 PR fortran/86484
907 PR fortran/84543
908 * match.c (gfc_match_assignment): For a polymorphic assignment,
909 make sure that the vtab for the rhs type is generated.
910
911 2018-09-16 Thomas Koenig <tkoenig@gcc.gnu.org>
912
913 PR fortran/37802
914 * frontend-passes.c (B_ERROR): New macro for matmul bounds
915 checking error messages.
916 (C_ERROR): Likewise.
917 (inline_matmul_assign): Reorganize bounds checking, use B_ERROR
918 and C_ERROR macros.
919
920 2018-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
921
922 * trans-array.c (gfc_conv_array_initializer): Remove excess precision
923 from overlength string initializers.
924
925 2018-09-12 Paul Thomas <pault@gcc.gnu.org>
926
927 PR fortran/87284
928 * trans-expr.c (gfc_trans_class_init_assign): Access to
929 to array elements of the dynamic type requires that the array
930 reference be added to the class expression and not the _data
931 component, unlike scalar expressions.
932
933 2018-09-11 Janus Weil <janus@gcc.gnu.org>
934
935 PR fortran/87172
936 * resolve.c (resolve_fl_derived): If a type has the 'use_assoc'
937 attribute, then it was declared in another module, so there should be
938 no error that it has not been declared.
939
940 2018-09-11 Paul Thomas <pault@gcc.gnu.org>
941
942 PR fortran/87277
943 * expr.c (is_subref_array): Add the check of dimensionality for
944 class, dummy, pointer arrays.
945
946 2018-09-11 Janus Weil <janus@gcc.gnu.org>
947
948 PR fortran/86830
949 * expr.c (gfc_is_simply_contiguous): Handle type-bound procedure calls
950 with non-polymorphic objects.
951
952 2018-09-10 Janus Weil <janus@gcc.gnu.org>
953
954 PR fortran/85395
955 * decl.c (match_binding_attributes): Use correct default accessibility
956 for procedure pointer components.
957
958 2018-09-03 Jerry DeLisle <jvdelisle@gcc.gnu.org>
959
960 * simplify.c (gfc_simplify_modulo): Re-arrange code to test whether
961 'P' is zero and issue an error if it is.
962
963 2018-08-31 Paul Thomas <pault@gcc.gnu.org>
964
965 PR fortran/86328
966 PR fortran/86760
967 * trans-array.c (gfc_conv_scalarized_array_ref): Do not fix
968 info->descriptor but pass it directly to gfc_build_array_ref.
969 (gfc_conv_array_ref): Likewise for se->expr.
970 * trans.c (gfc_build_array_ref): If 'decl' is a COMPONENT_REF
971 obtain the span field directly from it.
972
973 2017-08-28 Paul Thomas <pault@gcc.gnu.org>
974
975 PR fortran/80477
976 * trans-expr.c (gfc_conv_procedure_call): Allocatable class
977 scalar results being passed to a derived type formal argument
978 are finalized if possible. Otherwise, rely on existing code for
979 deallocation. Make the deallocation of allocatable result
980 components conditional on finalization not taking place. Make
981 the freeing of data components after finalization conditional
982 on the data being NULL.
983 (gfc_trans_arrayfunc_assign): Change the gcc_assert to a
984 condition to return NULL_TREE.
985 (gfc_trans_assignment_1): If the assignment is class to class
986 and the rhs expression must be finalized but the assignment
987 is not marked as a polymorphic assignment, use the vptr copy
988 function instead of gfc_trans_scalar_assign.
989
990 PR fortran/86481
991 * trans-expr.c (gfc_conv_expr_reference): Do not add the post
992 block to the pre block if the expression is to be finalized.
993 * trans-stmt.c (gfc_trans_allocate): If the expr3 must be
994 finalized, load the post block into a finalization block and
995 add it right at the end of the allocation block.
996
997 2018-08-27 David Malcolm <dmalcolm@redhat.com>
998
999 PR 87091
1000 * error.c (gfc_format_decoder): Update for conversion of
1001 show_caret_p to a tri-state.
1002
1003 2018-08-25 Janus Weil <janus@gcc.gnu.org>
1004
1005 PR fortran/86545
1006 * resolve.c (resolve_transfer): Correctly determine typespec for
1007 generic function calls, in order to throw a proper error.
1008
1009 2018-08-24 Thomas Koenig <tkoenig@gcc.gnu.org>
1010
1011 PR fortran/86837
1012 * frontend-passes.c (var_in_expr_callback): New function.
1013 (var_in_expr): New function.
1014 (traverse_io_block): Use var_in_expr instead of
1015 gfc_check_dependency for checking if the variable depends on the
1016 previous interators.
1017
1018 2018-08-23 Janne Blomqvist <blomqvist.janne@gmail.com>
1019
1020 * trans-intrinsic.c (gfc_conv_intrinsic_minmaxval): Delete
1021 HONOR_SIGNED_ZEROS checks.
1022
1023 2018-08-23 Paul Thomas <pault@gcc.gnu.org>
1024
1025 PR fortran/86863
1026 * resolve.c (resolve_typebound_call): If the TBP is not marked
1027 as a subroutine, check the specific symbol.
1028
1029 2018-08-22 Thomas Koenig <tkoenig@gcc.gnu.org>
1030
1031 * gfortran.texi: Mention that asynchronous I/O does
1032 not work on systems which lack condition variables, such
1033 as AIX.
1034
1035 2018-08-22 Janus Weil <janus@gcc.gnu.org>
1036
1037 PR fortran/86935
1038 * match.c (gfc_match_associate): Improve diagnostics for the ASSOCIATE
1039 statement.
1040
1041 2018-08-22 Andrew Benson <abensonca@gmail.com>
1042
1043 * module.c (load_generic_interfaces): Move call to find_symbol()
1044 so that only occurs if actually needed.
1045
1046 2018-08-22 Janus Weil <janus@gcc.gnu.org>
1047
1048 PR fortran/86888
1049 * decl.c (gfc_match_data_decl): Allow allocatable components of
1050 indirectly recursive type.
1051 * resolve.c (resolve_component): Remove two errors messages ...
1052 (resolve_fl_derived): ... and replace them by a new one.
1053
1054 2018-08-21 Janne Blomqvist <jb@gcc.gnu.org>
1055
1056 * trans-intrinsic.c (gfc_conv_intrinsic_minmax): Use
1057 MAX_EXPR/MIN_EXPR unconditionally for real arguments.
1058 * gfortran.texi (Compiler Characteristics): Document MAX/MIN
1059 behavior wrt NaN.
1060
1061 2018-08-21 Nicolas Koenig <koenigni@gcc.gnu.org>
1062 Thomas Koenig <tkoenig@gcc.gnu.org>
1063
1064 PR fortran/25829
1065 * gfortran.texi: Add description of asynchronous I/O.
1066 * trans-decl.c (gfc_finish_var_decl): Treat asynchronous variables
1067 as volatile.
1068 * trans-io.c (gfc_build_io_library_fndecls): Rename st_wait to
1069 st_wait_async and change argument spec from ".X" to ".w".
1070 (gfc_trans_wait): Pass ID argument via reference.
1071
1072 2018-08-16 Nathan Sidwell <nathan@acm.org>
1073
1074 * cpp.c (dump_macro): Use cpp_user_macro_p.
1075
1076 2018-08-14 Janus Weil <janus@gcc.gnu.org>
1077
1078 PR fortran/86116
1079 * interface.c (compare_type): Remove a CLASS/TYPE check.
1080 (compare_type_characteristics): New function that behaves like the old
1081 'compare_type'.
1082 (gfc_check_dummy_characteristics, gfc_check_result_characteristics):
1083 Call 'compare_type_characteristics' instead of 'compare_type'.
1084
1085 2018-08-12 Paul Thomas <pault@gcc.gnu.org>
1086
1087 PR fortran/66679
1088 * trans-intrinsic.c (gfc_conv_intrinsic_transfer): Class array
1089 elements are returned as references to the data element. Get
1090 the class expression by stripping back the references. Use this
1091 for the element size.
1092
1093 2018-08-12 Paul Thomas <pault@gcc.gnu.org>
1094
1095 PR fortran/86906
1096 * resolve.c (resolve_fl_variable_derived): Check if the derived
1097 type is use associated before checking for the host association
1098 error.
1099
1100 2018-08-10 Janus Weil <janus@gcc.gnu.org>
1101
1102 PR fortran/57160
1103 * invoke.texi (frontend-optimize): Mention short-circuiting.
1104 * options.c (gfc_post_options): Disable -ffrontend-optimize with -Og.
1105 * resolve.c (resolve_operator): Warn about short-circuiting only with
1106 -ffrontend-optimize.
1107 * trans-expr.c (gfc_conv_expr_op): Use short-circuiting operators only
1108 with -ffrontend-optimize. Without that flag, make sure that both
1109 operands are evaluated.
1110
1111 2018-08-08 Nathan Sidwell <nathan@acm.org>
1112
1113 * cpp.c (cb_file_change): Use linemap_included_from.
1114
1115 2018-08-07 Cesar Philippidis <cesar@codesourcery.com>
1116
1117 * trans-stmt.h: Remove stale reference to trans-openacc.c.
1118
1119 2018-08-04 Janus Weil <janus@gcc.gnu.org>
1120
1121 PR fortran/45521
1122 * interface.c (gfc_compare_interfaces): Apply additional
1123 distinguishability criteria of F08 to operator interfaces.
1124
1125 2018-07-31 Andre Vieira <andre.simoesdiasvieira@arm.com>
1126
1127 Revert 'AsyncI/O patch committed'
1128 2018-07-25 Nicolas Koenig <koenigni@gcc.gnu.org>
1129 Thomas Koenig <tkoenig@gcc.gnu.org>
1130
1131 PR fortran/25829
1132 * gfortran.texi: Add description of asynchronous I/O.
1133 * trans-decl.c (gfc_finish_var_decl): Treat asynchronous variables
1134 as volatile.
1135 * trans-io.c (gfc_build_io_library_fndecls): Rename st_wait to
1136 st_wait_async and change argument spec from ".X" to ".w".
1137 (gfc_trans_wait): Pass ID argument via reference.
1138
1139 2018-07-25 Nicolas Koenig <koenigni@gcc.gnu.org>
1140 Thomas Koenig <tkoenig@gcc.gnu.org>
1141
1142 PR fortran/25829
1143 * gfortran.texi: Add description of asynchronous I/O.
1144 * trans-decl.c (gfc_finish_var_decl): Treat asynchronous variables
1145 as volatile.
1146 * trans-io.c (gfc_build_io_library_fndecls): Rename st_wait to
1147 st_wait_async and change argument spec from ".X" to ".w".
1148 (gfc_trans_wait): Pass ID argument via reference.
1149
1150 2018-07-20 Martin Sebor <msebor@redhat.com>
1151
1152 PR middle-end/82063
1153 * gfortran.h (gfc_handle_option): Change function argument
1154 to HOST_WIDE_INT.
1155 * options.c (gfc_handle_option): Same.
1156
1157 2018-07-20 Andrew Benson <abenson@carnegiescience.edu>
1158
1159 * gfortran.h (gfc_symbol): Add pointer to next derived type.
1160 (gfc_dt_list, gfc_get_dt_list): Remove.
1161 (gfc_namespace): Replace gfc_dt_list with gfc_symbol.
1162 * parse.c (resolve_all_program_units): Replace gfc_free_dt_list() with
1163 simple nullification of gfc_derived_types.
1164 * resolve.c (resolve_global_procedure): Replace gfc_dt_list with
1165 gfc_symbol.
1166 (add_dt_to_dt_list): Change derived type linked list insertion to
1167 utilize dt_next pointers in gfc_symbol.
1168 * symbol.c (gfc_new_symbol, gfc_free_dt_list, gfc_symbol_done2)
1169 (get_iso_c_binding_dt, generate_isocbinding_symbol): Remove
1170 gfc_free_dt_list as gfc_dt_list is obsoleted. Change derived type
1171 linked list search/insertion to utilize dt_next pointers in gfc_symbol.
1172 * trans-types.c (gfc_get_derived_type): Change derived type linked
1173 list search to utilize dt_next pointers in gfc_symbol.
1174
1175 2018-07-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1176
1177 * trans-intrinsic.c: (gfc_conv_intrinsic_minmax): Emit MIN_MAX_EXPR
1178 or IFN_FMIN/FMAX sequence to calculate the min/max when possible.
1179
1180 2018-07-18 Janus Weil <janus@gcc.gnu.org>
1181 Thomas Koenig <tkoenig@gcc.gnu.org>
1182
1183 PR fortran/85599
1184 * dump-parse-tree.c (show_attr): Add handling of implicit_pure.
1185 * frontend-passes.c (do_warn_function_elimination): Do not warn for
1186 pure functions.
1187 * gfortran.h: Add prototypes for gfc_pure_function and
1188 gfc_implicit_pure_function.
1189 * gfortran.texi: Add chapter on evaluation of logical expressions.
1190 * invoke.texi: Mention that -Wfunction-elimination is implied
1191 by -Wextra.
1192 * lang.opt: Make -Wextra imply -Wfunction-elimination.
1193 * resolve.c (pure_function): Rename to gfc_pure_function.
1194 (gfc_implicit_pure_function): New function.
1195 (check_pure_function): Use it here.
1196 (impure_function_callback): New function.
1197 (resolve_operator): Call it via gfc_expr_walker.
1198
1199 2018-07-16 Fritz Reese <fritzoreese@gmail.com>
1200
1201 PR fortran/83184
1202 * decl.c (match_old_style_init): Initialize locus of variable expr when
1203 creating a data variable.
1204 (match_clist_expr): Verify array is explicit shape/size before
1205 attempting to allocate constant array constructor.
1206
1207 2018-07-16 Fritz Reese <fritzoreese@gmail.com>
1208
1209 PR fortran/86417
1210 * module.c (mio_component): Set component->loc when loading from module.
1211
1212 2018-07-10 Jakub Jelinek <jakub@redhat.com>
1213
1214 PR fortran/86421
1215 * module.c (omp_declare_simd_clauses): Add LINEAR with _REF, _VAL and
1216 _UVAL suffixes.
1217 (mio_omp_declare_simd): Save and restore ref, val and uval modifiers
1218 on linear clauses. Initialize n->where to gfc_current_locus.
1219
1220 2018-07-05 Paul Thomas <pault@gcc.gnu.org>
1221
1222 PR fortran/86408
1223 * resolve.c.c (resolve_contained_fntype): Reference to C418 is
1224 in F2008 and not F2003.
1225 (resolve_function): Ditto in error message. Also, exclude
1226 deferred character length results from the error.
1227
1228 2018-07-05 Fritz Reese <fritzoreese@gmail.com>
1229
1230 PR fortran/83183
1231 PR fortran/86325
1232 * expr.c (class_allocatable, class_pointer, comp_allocatable,
1233 comp_pointer): New helpers.
1234 (component_initializer): Generate EXPR_NULL for allocatable or pointer
1235 components. Do not generate initializers for components within BT_CLASS.
1236 Do not assign to comp->initializer.
1237 (gfc_generate_initializer): Use new helpers; move code to generate
1238 EXPR_NULL for class allocatable components into component_initializer().
1239
1240 2018-07-04 Jerry DeLisle <jvdelisle@gcc.gnu.org>
1241
1242 PR fortran/82009
1243 * trans-decl.c (gfc_process_block_locals): Delete assert and set
1244 saved_local_decls = NULL_TREE.
1245
1246 2018-07-02 Richard Biener <rguenther@suse.de>
1247
1248 PR lto/86321
1249 * trans-types.c (gfc_get_array_type_bounds): Unshare TYPE_FIELDs
1250 for the distinct type copy.
1251
1252 2018-07-02 Paul Thomas <pault@gcc.gnu.org>
1253
1254 PR fortran/82969
1255 PR fortran/86242
1256 * trans-array.c (structure_alloc_comps): Do not explicitly copy
1257 procedure pointer components.
1258
1259 2018-07-02 Paul Thomas <pault@gcc.gnu.org>
1260
1261 PR fortran/45305
1262 * expr.c : Add a prototype for scalarize_intrinsic_call.
1263 (gfc_simplify_expr): Use scalarize_intrinsic_call for elemental
1264 intrinsic function calls.
1265 (scalarize_intrinsic_call): Add 'init_flag' argument. Check if
1266 the expression or any of the actual argument expressions are
1267 NULL. Before calling gfc_check_init_expr, check 'init_flag'.
1268 Only simplify the scalarized expressions if there are no errors
1269 on the stack.
1270 (gfc_check_init_expr): Set 'init_flag' true in the call to
1271 scalarize_intrinsic_call.
1272
1273 2018-06-28 Fritz Reese <fritzoreese@gmail.com>
1274
1275 PR fortran/82865
1276 * decl.c (gfc_match_type): Refactor and check for PDT declarations.
1277
1278 2018-06-28 Martin Liska <mliska@suse.cz>
1279
1280 * gfortranspec.c: Include opt-suggestions.h.
1281
1282 2018-06-25 Fritz Reese <fritzoreese@gmail.com>
1283
1284 PR fortran/82972
1285 PR fortran/83088
1286 PR fortran/85851
1287 * expr.c (component_initializer): Assign init expr to c->initializer.
1288 (generate_isocbinding_initializer): New.
1289 (gfc_generate_initializer): Call generate_isocbinding_initializer to
1290 generate initializers for c_ptr and c_funptr with -finit-derived.
1291
1292 2018-06-23 Jerry DeLisle <jvdelisle@gcc.gnu.org>
1293
1294 PR fortran/85983
1295 * interface.c (check_dtio_interface1): Delete assert.
1296
1297 2018-06-22 Paul Thomas <pault@gcc.gnu.org>
1298 Rainer Orth <ro@gcc.gnu.org>
1299
1300 PR fortran/86281
1301 * resolve.c (resolve_contained_fntype): Check for the charlen
1302 before testing the length.
1303
1304 2018-06-21 Paul Thomas <pault@gcc.gnu.org>
1305
1306 PR fortran/49630
1307 * resolve.c (resolve_contained_fntype): Change standard ref.
1308 from F95 to F2003: C418. Correct a spelling error in a comment.
1309 It is an error for an abstract interface to have an assumed
1310 character length result.
1311 * trans-expr.c (gfc_conv_procedure_call): Likewise change the
1312 standard reference.
1313
1314 2018-06-21 Paul Thomas <pault@gcc.gnu.org>
1315
1316 PR fortran/83118
1317 * resolve.c (resolve_ordinary_assign): Force the creation of a
1318 vtable for assignment of non-polymorphic expressions to an
1319 unlimited polymorphic object.
1320 * trans-array.c (gfc_alloc_allocatable_for_assignment): Use the
1321 size of the rhs type for such assignments. Set the dtype, _len
1322 and vptrs appropriately.
1323 * trans-expr.c (gfc_trans_assignment): Force the use of the
1324 _copy function for these assignments.
1325
1326 2018-06-20 Chung-Lin Tang <cltang@codesourcery.com>
1327 Thomas Schwinge <thomas@codesourcery.com>
1328 Cesar Philippidis <cesar@codesourcery.com>
1329
1330 * gfortran.h (gfc_omp_clauses): Add unsigned if_present, finalize
1331 bitfields.
1332 * openmp.c (enum omp_mask2): Remove OMP_CLAUSE_PRESENT_OR_*. Add
1333 OMP_CLAUSE_{IF_PRESENT,FINALIZE}.
1334 (gfc_match_omp_clauses): Update handling of copy, copyin, copyout,
1335 create, deviceptr, present_of_*. Add support for finalize and
1336 if_present.
1337 (OACC_PARALLEL_CLAUSES): Remove PRESENT_OR_* clauses.
1338 (OACC_KERNELS_CLAUSES): Likewise.
1339 (OACC_DATA_CLAUSES): Likewise.
1340 (OACC_DECLARE_CLAUSES): Likewise.
1341 (OACC_UPDATE_CLAUSES): Add IF_PRESENT clause.
1342 (OACC_ENTER_DATA_CLAUSES): Remove PRESENT_OR_* clauses.
1343 (OACC_EXIT_DATA_CLAUSES): Add FINALIZE clause.
1344 (gfc_match_oacc_declare): Update to OpenACC 2.5 semantics.
1345 * trans-openmp.c (gfc_trans_omp_clauses): Add support for IF_PRESENT
1346 and FINALIZE.
1347
1348 2018-06-18 Eric Botcazou <ebotcazou@adacore.com>
1349
1350 * trans-decl.c (gfc_get_fake_result_decl): Revert latest change.
1351
1352 2018-06-17 Eric Botcazou <ebotcazou@adacore.com>
1353
1354 * trans-decl.c (nonlocal_dummy_decl_pset): Delete.
1355 (nonlocal_dummy_decls): Likewise.
1356 (gfc_nonlocal_dummy_array_decl): Likewise.
1357 (gfc_get_symbol_decl): Do not call gfc_nonlocal_dummy_array_decl.
1358 (gfc_get_fake_result_decl): Do not generate a new DECL if simply
1359 reusing the result of a recursive call.
1360 (gfc_generate_function_code): Do not create, insert and destroy
1361 nonlocal_dummy_decls.
1362
1363 2018-06-13 Steven G. Kargl <kargl@gcc.gnu.org>
1364
1365 PR fortran/86110
1366 * array.c (gfc_resolve_character_array_constructor): Avoid NULL
1367 pointer dereference.
1368
1369 2018-06-13 Cesar Philippidis <cesar@codesourcery.com>
1370
1371 PR fortran/85703
1372 * parse.c (decode_oacc_directive): Set gfc_matching_function
1373 to false.
1374 (decode_omp_directive): Likewise.
1375
1376 2018-06-13 Cesar Philippidis <cesar@codesourcery.com>
1377
1378 PR fortran/85702
1379 * openmp.c (gfc_match_oacc_wait): Use %C to report error location.
1380
1381 2018-06-12 David Malcolm <dmalcolm@redhat.com>
1382
1383 PR other/69968
1384 * misc.c (gfc_closest_fuzzy_match): Update for renaming of
1385 levenshtein_distance to get_edit_distance.
1386
1387 2018-06-12 Steven G. Kargl <kargl@gcc.gnu.org>
1388
1389 PR fortran/44491
1390 * expr.c (gfc_check_assign): Select non-NULL locus.
1391
1392 2018-06-11 Janus Weil <janus@gcc.gnu.org>
1393
1394 PR fortran/45521
1395 * interface.c (compare_ptr_alloc): New function.
1396 (generic_correspondence): Call it.
1397
1398 2018-06-10 Thomas Koenig <tkoenig@gcc.gnu.org>
1399
1400 * gfortran.h (gfc_expr): Add no_bounds_check field.
1401 * frontend-passes.c (get_array_inq_function): Set no_bounds_check
1402 on function and function argument.
1403 (inline_matmul_assign): Set no_bounds_check on zero expression
1404 and on lhs of zero expression.
1405 Also handle A1B2 case if realloc on assigment is active.
1406 * trans-array.c (gfc_conv_array_ref): Don't do range checking
1407 if expr has no_bounds_check set.
1408 (gfc_conv_expr_descriptor): Set no_bounds_check on ss if expr
1409 has it set.
1410 * trans-expr.c (gfc_trans_assignment_1): Set no_bounds_check
1411 on lss and lss if the corresponding expressions have it set.
1412
1413 2018-06-10 Dominique d'Humieres <dominiq@gcc.gnu.org>
1414
1415 PR fortran/79854
1416 * trans-const.c: Remove include "diagnostic-core.h".
1417 (gfc_conv_constant_to_tree): Replace fatal_error with gcc_unreachable.
1418
1419 2018-06-10 Janus Weil <janus@gcc.gnu.org>
1420
1421 PR fortran/85088
1422 * decl.c (match_attr_spec): Synchronize the DECL_* enum values with the
1423 INTENT_* values from the enum 'sym_intent'. Call 'match_intent_spec'
1424 and remove a TODO note.
1425 * gfortran.h: Add a comment to sym_intent.
1426
1427 2018-06-09 Steven G. Kargl <kargl@gcc.gnu.org>
1428
1429 PR fortran/38351
1430 * resolve.c (resolve_operator): Provide better error message for
1431 derived type entity used in an binary intrinsic numeric operator.
1432
1433 2018-06-09 Steven G. Kargl <kargl@gcc.gnu.org>
1434
1435 PR fortran/85138
1436 PR fortran/85996
1437 PR fortran/86051
1438 * decl.c (gfc_match_char_spec): Use private namespace in attempt to
1439 reduce a charlen to a constant.
1440
1441 2018-06-09 Steven G. Kargl <kargl@gcc.gnu.org>
1442
1443 PR fortran/78278
1444 * data.c (gfc_assign_data_value): Re-arrange code to allow for
1445 an error for double initialization of CHARACTER entities.
1446
1447 2018-06-09 Steven G. Kargl <kargl@gcc.gnu.org>
1448
1449 PR fortran/63514
1450 * symbol.c (gfc_add_volatile): Enforce F2008:C1282 and F2018:C1588.
1451
1452 2018-06-08 Thomas Koenig <tkoenig@gcc.gnu.org>
1453
1454 PR fortran/85631
1455 * trans.h (gfc_ss): Add field no_bounds_check.
1456 * trans-array.c (gfc_conv_ss_startstride): If flag_realloc_lhs and
1457 ss->no_bounds_check is set, do not use runtime checks.
1458 * trans-expr.c (gfc_trans_assignment_1): Set lss->no_bounds_check
1459 for reallocatable lhs.
1460
1461 2018-06-08 Steven G. Kargl <kargl@gcc.gnu.org>
1462
1463 PR fortran/86059
1464 * array.c (match_array_cons_element): NULL() cannot be in an
1465 array constructor.
1466
1467 2018-06-08 Steven G. Kargl <kargl@gcc.gnu.org>
1468
1469 PR fortran/78571
1470 * data.c (create_character_initializer): Return early if type is
1471 incompatible with CHARACTER.
1472
1473 2018-06-07 Steven G. Kargl <kargl@gcc.gnu.org>
1474
1475 PR fortran/86045
1476 * simplify.c (gfc_simplify_mod): Re-arrange code to test whether
1477 'P' is zero and issue an error if it is.
1478
1479 2018-06-06 Thomas Koenig <tkoenig@gcc.gnu.org>
1480
1481 PR fortran/85641
1482 * frontend-passes.c (is_fe_temp): Add prototype.
1483 (realloc_string_callback): Early return for frontend-generated
1484 temporary.
1485
1486 2018-06-05 Cesar Philippidis <cesar@codesourcery.com>
1487
1488 PR fortran/85701
1489
1490 * openmp.c (gfc_resolve_oacc_declare): Error on functions and
1491 subroutine data clause arguments.
1492
1493 2018-06-04 Steven G. Kargl <kargl@gcc.gnu.org>
1494
1495 PR fortran/85981
1496 * resolve.c (resolve_allocate_deallocate): Check errmsg is default
1497 character kind.
1498
1499 2018-06-03 Paul Thomas <pault@gcc.gnu.org>
1500
1501 PR fortran/36497
1502 * decl.c (variable_decl): Use gfc_add_type for cray pointees.
1503
1504 2018-06-01 Steven G. Kargl <kargl@gcc.gnu.org>
1505
1506 PR fortran/63570
1507 * check.c (gfc_check_random_init): New function. Check arguments of
1508 RANDOM_INIT.
1509 * gfortran.h (GFC_ISYM_RANDOM_INIT): New enum token.
1510 * intrinsic.c (add_subroutines): Add RANDOM_INIT to list of
1511 subroutines.
1512 (gfc_check_intrinsic_standard): Introduce Fortran 2018 check.
1513 * intrinsic.h: Add prototypes for gfc_check_random_init and
1514 gfc_resolve_random_init
1515 * intrinsic.texi: Document new intrinsic subprogram.
1516 * iresolve.c (gfc_resolve_random_init): Resolve routine name.
1517 * trans-decl.c: Declare gfor_fndecl_random_init
1518 * trans-intrinsic.c (conv_intrinsic_random_init): New function.
1519 Translate call to RANDOM_INIT.
1520 (gfc_conv_intrinsic_subroutine): Call it.
1521 * trans.h: Declare gfor_fndecl_random_init
1522
1523 2018-05-27 Steven G. Kargl <kargl@gcc.gnu.org>
1524
1525 * decl.c (match_data_constant): Fortran 2018 allows pointer
1526 initialization in a data statement.
1527
1528 2018-05-25 Janus Weil <janus@gcc.gnu.org>
1529
1530 PR fortran/85839
1531 * match.c (gfc_match_block_data): Call gfc_notify_std to warn about
1532 an obsolescent feature in Fortran 2018.
1533 (gfc_match_equivalence): Ditto.
1534 * resolve.c (resolve_common_blocks): Ditto.
1535 (gfc_resolve_forall): Ditto.
1536 * symbol.c (gfc_define_st_label): Ditto.
1537
1538 2018-05-24 Steven G. Kargl <kargl@gcc.gnu.org>
1539
1540 PR fortran/85543
1541 * resolve.c (update_current_proc_array_outer_dependency): Avoid NULL
1542 pointer dereference.
1543
1544 2018-05-24 Steven G. Kargl <kargl@gcc.gnu.org>
1545
1546 PR fortran/85780
1547 * resolve.c (resolve_fl_procedure): Avoid NULL dereference.
1548
1549 2018-05-24 Steven G. Kargl <kargl@gcc.gnu.org>
1550
1551 PR fortran/85779
1552 * decl.c (gfc_match_derived_decl): Fix NULL point dereference.
1553
1554 2018-05-24 Steven G. Kargl <kargl@gcc.gnu.org>
1555
1556 PR fortran/85895
1557 * resolve.c (resolve_sync): Resolve expression before checking for
1558 an error.
1559
1560 2018-05-22 Janus Weil <janus@gcc.gnu.org>
1561
1562 PR fortran/85841
1563 * libgfortran.h: Remove the macros GFC_STD_F2008_TS and
1564 GFC_STD_OPT_F08TS.
1565 * error.c (notify_std_msg): Remove GFC_STD_F2008_TS.
1566 * options.c (set_default_std_flags): Ditto.
1567 (gfc_handle_option): Make -std=f2008ts an alias for -std=f2018.
1568 * array.c (gfc_match_array_spec): Replace GFC_STD_F2008_TS by
1569 GFC_STD_F2018.
1570 * check.c (gfc_check_atomic, gfc_check_event_query,
1571 gfc_check_c_f_pointer, gfc_check_c_f_procpointer, gfc_check_c_funloc,
1572 gfc_check_c_loc, gfc_check_num_images, gfc_check_this_image): Ditto.
1573 * decl.c (gfc_verify_c_interop_param, gfc_match_decl_type_spec): Ditto.
1574 * intrinsic.c (add_functions, add_subroutines,
1575 gfc_check_intrinsic_standard): Ditto.
1576 * iso-c-binding.def: Ditto.
1577 * iso-fortran-env.def: Ditto.
1578 * match.c (gfc_match_event_post, gfc_match_event_wait,
1579 gfc_match_fail_image, gfc_match_form_team, gfc_match_change_team,
1580 gfc_match_end_team, gfc_match_sync_team): Ditto.
1581 * gfortran.texi: Remove mention of -std=f2008ts.
1582 Move TSs into F2018 section.
1583 * invoke.texi: Update documentation of -std=f2008ts.
1584
1585 2018-05-21 Janus Weil <janus@gcc.gnu.org>
1586
1587 PR fortran/85841
1588 * libgfortran.h: New macros GFC_STD_OPT_*.
1589 * error.c (notify_std_msg): New function.
1590 (gfc_notify_std): Adjust such that it can handle combinations of
1591 GFC_STD_* flags in the 'std' argument, not just a single one.
1592 * match.c (match_arithmetic_if, gfc_match_if): Reject arithmetic if
1593 in Fortran 2018.
1594 (gfc_match_stopcode): Use GFC_STD_OPT_* macros.
1595 * options.c (set_default_std_flags): Warn for F2018 deleted features
1596 by default.
1597 (gfc_handle_option): F2018 deleted features are allowed in earlier
1598 standards.
1599 * symbol.c (gfc_define_st_label, gfc_reference_st_label): Reject
1600 nonblock do constructs in Fortran 2018.
1601
1602 2018-05-20 Paul Thomas <pault@gcc.gnu.org>
1603
1604 PR fortran/80657
1605 * resolve.c (flag_fn_result_spec): Use the 'sym' argument to
1606 test for self refs to the function result in the character len
1607 expression. If a self reference is found, emit an error and
1608 return true.
1609 (resolve_fntype): Use the function symbol in the calls to the
1610 above.
1611
1612 2018-05-20 Paul Thomas <pault@gcc.gnu.org>
1613
1614 PR fortran/49636
1615 * trans-array.c (gfc_get_array_span): Renamed from
1616 'get_array_span'.
1617 (gfc_conv_expr_descriptor): Change references to above.
1618 * trans-array.h : Add prototype for 'gfc_get_array_span'.
1619 * trans-intrinsic.c (gfc_conv_associated): Add pre and post
1620 blocks for 'arg1'.
1621 * trans-stmt.c (trans_associate_var): If the associate name is
1622 a subref array pointer, use gfc_get_array_span for the span.
1623
1624 2018-05-20 Paul Thomas <pault@gcc.gnu.org>
1625
1626 PR fortran/82275
1627 * match.c (gfc_match_type_spec): Go through the array ref and
1628 decrement 'rank' for every dimension that is an element.
1629
1630 2018-05-19 Paul Thomas <pault@gcc.gnu.org>
1631
1632 PR fortran/82923
1633 PR fortran/66694
1634 PR fortran/82617
1635 * trans-array.c (gfc_alloc_allocatable_for_assignment): Set the
1636 charlen backend_decl of the rhs expr to ss->info->string_length
1637 so that the value in the current scope is used.
1638
1639 2018-05-13 Steven G. Kargl <kargl@gcc.gnu.org>
1640
1641 PR fortran/63529
1642 * gfortran.texi: Clarify documentation for Cray pointer and
1643 assumed-sized array.
1644
1645 2018-05-13 Paul Thomas <pault@gcc.gnu.org>
1646
1647 PR fortran/85742
1648 * trans-types.c (gfc_get_dtype_rank_type): Reorder evaluation
1649 of 'size'. If the element type is a pointer use the size of the
1650 TREE_TYPE of the type, unless it is VOID_TYPE. In this latter
1651 case, set the size to zero.
1652
1653 2018-05-13 Steven G. Kargl <kargl@gcc.gnu.org>
1654
1655 * gfortran.h: Remove prototype.
1656 * symbol.c (gfc_new_undo_checkpoint): Remove unused function.
1657
1658 2018-05-11 Steven G. Kargl <kargl@gcc.gnu.org>
1659
1660 PR fortran/85542
1661 * expr.c (check_inquiry): Avoid NULL pointer dereference.
1662
1663 2018-05-10 Steven G. Kargl <kargl@gcc.gnu.org>
1664
1665 PR fortran/85687
1666 * check.c (gfc_check_rank): Check that the argument is a data object.
1667
1668 2018-05-10 Steven G. Kargl <kargl@gcc.gnu.org>
1669
1670 PR fortran/85521
1671 * array.c (gfc_resolve_character_array_constructor): Substrings
1672 with upper bound smaller than lower bound are zero length strings.
1673
1674 2018-05-10 Steven G. Kargl <kargl@gcc.gnu.org>
1675
1676 PR fortran/70870
1677 * data.c (gfc_assign_data_value): Check that a data object does
1678 not also have default initialization.
1679
1680 2018-05-10 Marek Polacek <polacek@redhat.com>
1681
1682 PR fortran/85735
1683 * options.c (gfc_post_options): Set main_input_filename.
1684
1685 2018-05-10 Thomas Koenig <tkoenig@gcc.gnu.org>
1686
1687 PR fortran/54613
1688 * intrinsic.texi: Document BACK for MINLOC and MAXLOC.
1689
1690 2018-05-10 Paul Thomas <pault@gcc.gnu.org>
1691
1692 PR fortran/68846
1693 PR fortran/70864
1694 * resolve.c (get_temp_from_expr): The temporary must not have
1695 dummy or intent attributes.
1696
1697 2018-05-08 Thomas Koenig <tkoenig@gcc.gnu.org>
1698
1699 PR fortran/54613
1700 * check.c (gfc_check_minmaxloc): Remove error for BACK not being
1701 implemented. Use gfc_logical_4_kind for BACK.
1702 * simplify.c (min_max_choose): Add optional argument back_val.
1703 Handle it.
1704 (simplify_minmaxloc_to_scalar): Add argument back_val. Pass
1705 back_val to min_max_choose.
1706 (simplify_minmaxloc_to_nodim): Likewise.
1707 (simplify_minmaxloc_to_array): Likewise.
1708 (gfc_simplify_minmaxloc): Add argument back, handle it.
1709 Pass back_val to specific simplification functions.
1710 (gfc_simplify_minloc): Remove ATTRIBUTE_UNUSED from argument back,
1711 pass it on to gfc_simplify_minmaxloc.
1712 (gfc_simplify_maxloc): Likewise.
1713 * trans-intrinsic.c (gfc_conv_intrinsic_minmaxloc): Adjust
1714 comment. If BACK is true, use greater or equal (or lesser or
1715 equal) insteal of greater (or lesser). Mark the condition of
1716 having found a value which exceeds the limit as unlikely.
1717
1718 2018-05-07 Jeff Law <law@redhat.comg>
1719
1720 * scanner.c (preprocessor_line): Call linemap_add after a line
1721 directive that changes the current filename.
1722
1723 2018-05-06 Andre Vehreschild <vehre@gcc.gnu.org>
1724
1725 PR fortran/85507
1726 * dependency.c (gfc_dep_resolver): Revert looking at coarray dimension
1727 introduced by r259385.
1728 * trans-intrinsic.c (conv_caf_send): Always report a dependency for
1729 same variables in coarray assignments.
1730
1731 2018-05-02 Tom de Vries <tom@codesourcery.com>
1732
1733 PR libgomp/82428
1734 * f95-lang.c (DEF_GOACC_BUILTIN_ONLY): Define.
1735
1736 2018-04-24 Steven G. Kargl <kargl@gcc.gnu.org>
1737
1738 PR fortran/85520
1739 * decl.c (gfc_match_char_spec): Check for negative length and set to 0.
1740
1741 2018-04-14 Andre Vehreschild <vehre@gcc.gnu.org>
1742
1743 PR fortran/81773
1744 PR fortran/83606
1745 * dependency.c (gfc_dep_resolver): Coarray indexes are to be ignored
1746 during dependency computation. They define no data dependency.
1747 * trans-array.c (conv_array_index_offset): The stride can not be set
1748 here, prevent fail.
1749 * trans-intrinsic.c (conv_caf_send): Add creation of temporary array
1750 for caf_get's result and copying to the array with vectorial
1751 indexing.
1752
1753 2018-04-14 Thomas Koenig <tkoenig@gcc.gnu.org>
1754
1755 PR fortran/85387
1756 * frontend-passes.c (traverse_io_block): Check for start, end or
1757 stride being defined by an outer implied DO loop.
1758
1759 2018-04-12 Thomas Koenig <tkoenig@gcc.gnu.org>
1760
1761 PR fortran/83064
1762 PR testsuite/85346
1763 * trans-stmt.c (gfc_trans_forall_loop): Use annot_expr_ivdep_kind
1764 for annotation and remove dependence on -ftree-parallelize-loops.
1765
1766 2018-04-10 Jakub Jelinek <jakub@redhat.com>
1767
1768 PR fortran/85313
1769 * openmp.c (resolve_omp_do): Remove bogus if (j < i) break;.
1770 (resolve_oacc_nested_loops): Likewise. Formatting fix.
1771
1772 2018-04-09 Thomas Koenig <tkoenig@gcc.gnu.org>
1773
1774 PR fortran/83064
1775 * trans-stmt.c (gfc_trans_forall_loop): Remove annotation for
1776 parallell processing of DO CONCURRENT -ftree-parallelize-loops
1777 is set.
1778
1779 2018-04-09 Thomas Koenig <tkoenig@gcc.gnu.org>
1780
1781 PR fortran/51260
1782 * resolve.c (resolve_variable): Simplify cases where access to a
1783 parameter array results in a single constant.
1784
1785 2018-04-02 Thomas Koenig <tkoenig@gcc.gnu.org>
1786
1787 PR fortran/85102
1788 * decl.c (variable_decl): If upper or lower bounds simplify
1789 to a constant, use that.
1790
1791 2018-03-30 Paul Thomas <pault@gcc.gnu.org>
1792
1793 PR fortran/84931
1794 * simplify.c (gfc_convert_constant): Handle case of array
1795 constructors within an array that has no iterator and improve
1796 the conciseness of this section of code.
1797
1798 2017-03-30 Thomas Koenig <tkoenig@gcc.gnu.org>
1799
1800 PR fortran/85111
1801 * array.c (gfc_resolve_character_array_constructor): Early
1802 exit for zero-size arrays.
1803 * simplify.c (simplify_transformation_to_array): Exit early
1804 if the result size is zero.
1805 (simplify_minmaxloc_to_array): Likewise.
1806
1807 2018-03-28 Mikael Morin <mikael@gcc.gnu.org>
1808
1809 PR fortran/69497
1810 * symbol.c (gfc_symbol_done_2): Start freeing namespaces
1811 from the root.
1812 (gfc_free_namespace): Restore assert (revert r258839).
1813
1814 2018-03-28 Jakub Jelinek <jakub@redhat.com>
1815
1816 * gfortran.h (gfc_dt): Rename default_exp field to dec_ext.
1817 * ioparm.def (IOPARM_dt_default_exp): Rename to ...
1818 (IOPARM_dt_dec_ext): ... this.
1819 * trans-io.c (build_dt): Adjust for default_exp renaming to
1820 dec_ext and IOPARM_dt_default_exp renaming to IOPARM_dt_dec_ext.
1821 * io.c (match_io): Likewise.
1822
1823 2018-03-27 Thomas Koenig <tkoenig@gcc.gnu.org>
1824
1825 PR fortran/85084
1826 * frontend-passes.c (gfc_run_passes): Do not run front-end
1827 optimizations if a previous error occurred.
1828
1829 2018-03-27 Thomas Koenig <tkoenig@gcc.gnu.org>
1830 Harald Anlauf <anlauf@gmx.de>
1831
1832 PR fortran/85083
1833 * primary.c (gfc_convert_to_structure_constructor): Check
1834 conformance of argument types in structure constructor.
1835
1836 2018-03-26 Thomas Koenig <tkoenig@gcc.gnu.org>
1837
1838 PR fortran/66709
1839 * io.c: Include constructor.h.
1840 (resolve_tag_format): For a constant character array, concatenate
1841 into a single character expression.
1842
1843 2018-03-25 Seth Johnson <johnsonsr@ornl.gov>
1844 Dominique d'Humieres <dominiq@gcc.gnu.org>
1845
1846 PR fortran/84924
1847 * check.c (gfc_check_c_f_pointer): Allow scalar noninteroperable
1848 scalar derived type with -std=f2003 and -std=f2008.
1849
1850 2018-03-24 Jerry DeLisle <jvdelisle@gcc.gnu.org>
1851 Dominique d'Humieres <dominiq@gcc.gnu.org>
1852
1853 PR fortran/69497
1854 * symbol.c (gfc_free_namespace): Delete the assert and only if
1855 refs count is equals zero, free the namespace. Otherwise,
1856 something is halfway and other errors will resound.
1857
1858 2018-03-24 Thomas Koenig <tkoenig@gcc.gnu.org>
1859
1860 PR fortran/70068
1861 * expr.c (find_substring_ref): Change types of start, end
1862 and length variables to gfc_charlen_t. Set length to zero
1863 for empty substring.
1864
1865 2018-03-24 Steven G. Kargl <kargl@gcc.gnu.org>
1866
1867 PR fortran/42651
1868 * decl.c (check_function_name): Improved error message
1869 (gfc_match_volatile, gfc_match_asynchronous) Use check_function_name.
1870
1871 2018-03-22 Steven G. Kargl <kargl@gcc.gnu.org>
1872
1873 PR fortran/84922
1874 * decl.c (get_proc_name): If the MODULE prefix appears in interface
1875 body, then it must appear on the contained subroutine or function.
1876 While here, fix nearby mis-indented code.
1877
1878 2018-03-21 Thomas Koenig <tkoenig@gcc.gnu.org>
1879 Harald Anlauf <anlauf@gmx.de>
1880
1881 PR fortran/84957
1882 * trans-types.c (gfc_sym_type): Do not dereference NULL pointer.
1883
1884 2018-03-21 Janne Blomqvist <jb@gcc.gnu.org>
1885
1886 PR fortran/84615
1887 * trans-expr.c (gfc_conv_procedure_call): Convert charlen to
1888 gfc_charlen_type_node when calling procedure.
1889
1890 2018-03-20 Steven G. Kargl <kargl@gcc.gnu.org>
1891
1892 PR fortran/85001
1893 * interface.c (symbol_rank): Remove bogus null pointer check that
1894 crept in when translating a ternary operator into an if-else
1895 constructor.
1896
1897 2018-03-19 Thomas Koenig <tkoenig@gcc.gnu.org>
1898
1899 PR fortran/84931
1900 * simplify.c (gfc_convert_constant): Correctly handle iterators
1901 for type conversion.
1902
1903 2018-03-18 Steven G. Kargl <kargl@gcc.gnu.org>
1904
1905 PR fortran/77414
1906 * decl.c (get_proc_name): Check for a subroutine re-defined in
1907 the contain portion of a subroutine. Change language of existing
1908 error message to better describe the issue. While here fix whitespace
1909 issues.
1910
1911 2018-03-18 Steven G. Kargl <kargl@gcc.gnu.org>
1912
1913 PR fortran/65453
1914 * decl.c (get_proc_name): Catch clash between a procedure statement
1915 and a contained subprogram
1916
1917 2018-03-16 Steven G. Kargl <kargl@gcc.gnu.org>
1918
1919 PR fortran/69395
1920 * decl.c (merge_array_spec): Correct the error condition.
1921
1922 2018-03-15 Steven G. Kargl <kargl@gcc.gnu.org>
1923
1924 PR fortran/78741
1925 * decl.c (get_proc_name): Check for clash of entry name with
1926 subroutine name.
1927
1928 2018-03-15 Steven G. Kargl <kargl@gcc.gnu.org>
1929
1930 PR fortran/69395
1931 * decl.c (merge_array_spec): Limit the merging to maximum allowed
1932 dimensions, and issue error message if limit is exceeded.
1933
1934 2018-03-13 Steven G. Kargl <kargl@gcc.gnu.org>
1935
1936 * check.c (gfc_check_kill_sub): Remove check for INTEGER(4) or (8).
1937 * intrinsic.c (add_functions): Remove reference to gfc_resolve_kill.
1938 (add_subroutines): Remove reference to gfc_resolve_kill_sub.
1939 * intrinsic.texi: Update documentation.
1940 * iresolve.c (gfc_resolve_kill, gfc_resolve_kill_sub): Remove.
1941 * trans-decl.c (gfc_build_intrinsic_function_decls): Add
1942 gfor_fndecl_kill and gfor_fndecl_kill_sub
1943 * trans-intrinsic.c (conv_intrinsic_kill, conv_intrinsic_kill_sub): new
1944 functions.
1945 (gfc_conv_intrinsic_function): Use conv_intrinsic_kill.
1946 (gfc_conv_intrinsic_subroutine): Use conv_intrinsic_kill_sub.
1947 * trans.h: Declare gfor_fndecl_kill and gfor_fndecl_kill_sub.
1948
1949 2018-03-11 Paul Thomas <pault@gcc.gnu.org>
1950
1951 PR fortran/84546
1952 * trans-array.c (structure_alloc_comps): Make sure that the
1953 vptr is copied and that the unlimited polymorphic _len is used
1954 to compute the size to be allocated.
1955 * trans-expr.c (gfc_get_class_array_ref): If unlimited, use the
1956 unlimited polymorphic _len for the offset to the element.
1957 (gfc_copy_class_to_class): Set the new 'unlimited' argument.
1958 * trans.h : Add the boolean 'unlimited' to the prototype.
1959
1960 2018-03-11 Steven G. Kargl <kargl@gcc.gnu.org>
1961
1962 PR fortran/83939
1963 * resolve.c (resolve_fl_procedure): Enforce F2018:C15100.
1964
1965 2018-03-11 Steven G. Kargl <kargls@gcc.gnu.org>
1966
1967 * check.c (gfc_check_kill): Check pid and sig are scalar.
1968 (gfc_check_kill_sub): Restrict kind to 4 and 8.
1969 * intrinsic.c (add_function): Sort keyword list. Add pid and sig
1970 keywords for KILL. Remove redundant *back="back" in favor of the
1971 original *bck="back".
1972 (add_subroutines): Sort keyword list. Add pid and sig keywords
1973 for KILL.
1974 * intrinsic.texi: Fix documentation to consistently use pid and sig.
1975 * iresolve.c (gfc_resolve_kill): Kind can only be 4 or 8. Choose the
1976 correct function.
1977 (gfc_resolve_rename_sub): Add comment.
1978
1979 2018-03-11 Thomas Koenig <tkoenig@gcc.gnu.org>
1980
1981 PR fortran/66128
1982 * simplify.c (simplify_transformation): Return default result for
1983 empty array argument.
1984 (gfc_simplify_all): Remove special-case handling for zerosize.
1985 (gfc_simplify_any): Likewise.
1986 (gfc_simplify_count): Likewise.
1987 (gfc_simplify_iall): Likewise.
1988 (gfc_simplify_iany): Likewise.
1989 (gfc_simplify_iparity): Likewise.
1990 (gfc_simplify_minval): Likewise.
1991 (gfc_simplify_maxval): Likewise.
1992 (gfc_simplify_norm2): Likewise.
1993 (gfc_simplify_product): Likewise.
1994 (gfc_simplify_sum): Likewise.
1995
1996 2018-03-10 Steven G. Kargl <kargl@gcc.gnu.org>
1997
1998 PR fortran/84734
1999 * arith.c (check_result, eval_intrinsic): If result overflows, pass
2000 the expression up the chain instead of a NULL pointer.
2001
2002 2018-03-07 Steven G. Kargl <kargl@gcc.gnu.org>
2003
2004 PR fortran/64124
2005 PR fortran/70409
2006 * decl.c (gfc_match_char_spec): Try to reduce a charlen to a constant.
2007
2008 2017-03-06 Thomas Koenig <tkoenig@gcc.gnu.org>
2009
2010 PR fortran/84697
2011 PR fortran/66128
2012 * expr.c (simplify_parameter_variable): If p is a size zero array
2013 and not an ARRAY_EXPR insert an empty array constructor and
2014 return.
2015 * gfortran.h: Add prototype for gfc_is_size_zero_array.
2016 * simplify.c (is_size_zero_array): Make non-static and rename into
2017 (gfc_is_size_zero_array): Check for parameter arrays of zero
2018 size by comparing shape and absence of constructor.
2019 (gfc_simplify_all): Use gfc_is_size_zero_array instead of
2020 is_size_zero_array.
2021 (gfc_simplify_count): Likewise.
2022 (gfc_simplify_iall): Likewise.
2023 (gfc_simplify_iany): Likewise.
2024 (gfc_simplify_iparity): Likewise.
2025 (gfc_simplify_minval): Likewise.
2026 (gfc_simplify_maxval): Likewise.
2027 (gfc_simplify_product): Likewise.
2028 (gfc_simplify_sum): Likewise.
2029
2030 2018-03-06 Steven G. Kargl <kargl@gcc.gnu.org>
2031
2032 PR fortran/56667
2033 * primary.c (match_sym_complex_part): Give the matcher for an implied
2034 do-loop a chance to run.
2035
2036 2018-03-03 Harald Anlauf <anlauf@gmx.de>
2037
2038 PR fortran/71085
2039 * trans-expr.c (gfc_apply_interface_mapping_to_expr): Do not
2040 dereference NULL pointer.
2041
2042 2018-03-03 Steven G. Kargl <kargl@gcc.gnu.org>
2043
2044 PR fortran/66128
2045 * simplify.c (is_size_zero_array): New function to check for size
2046 zero array.
2047 (gfc_simplify_all, gfc_simplify_any, gfc_simplify_count,
2048 gfc_simplify_iall, gfc_simplify_iany, gfc_simplify_iparity,
2049 gfc_simplify_minval, gfc_simplify_maxval, gfc_simplify_norm2,
2050 gfc_simplify_product, gfc_simplify_sum): Use it, and implement
2051 requirements from F2018.
2052
2053 2018-03-03 Steven G. Kargl <kargl@gcc.gnu.org>
2054
2055 PR fortran/51434
2056 * simplify.c (gfc_simplify_transfer): Resolve mold.
2057
2058 2018-03-03 Paul Thomas <pault@gcc.gnu.org>
2059
2060 PR fortran/80965
2061 * resolve.c (build_loc_call): Change symtree name from 'loc' to
2062 '_loc'.
2063
2064 2018-03-01 Paul Thomas <pault@gcc.gnu.org>
2065
2066 PR fortran/84219
2067 * target-memory.c (gfc_interpret_derived): Assert that BT_VOID
2068 components are caf tokens.
2069 (gfc_target_interpret_expr): Treat BT_VOID expressions as
2070 integers.
2071
2072 2018-03-01 Paul Thomas <pault@gcc.gnu.org>
2073
2074 PR fortran/84538
2075 * class.c (class_array_ref_detected): Remove the condition that
2076 there be no reference after the array reference.
2077 (find_intrinsic_vtab): Remove excess whitespace.
2078 * trans-array.c (gfc_conv_scalarized_array_ref): Rename 'tmp'
2079 as 'base and call build_class_array_ref earlier.
2080
2081 2018-02-28 Paul Thomas <pault@gcc.gnu.org>
2082
2083 PR fortran/83901
2084 * trans-stmt.c (trans_associate_var): Make sure that the se
2085 expression is a pointer type before converting it to the symbol
2086 backend_decl type.
2087
2088 2018-02-25 Steven G. Kargl <kargl@gcc.gnu.org>
2089
2090 PR fortran/83633
2091 * decl.c (variable_decl): Check that an explicit-shape-array with
2092 nonconstant bounds is allowed.
2093
2094 2018-02-25 Paul Thomas <pault@gcc.gnu.org>
2095
2096 PR fortran/84523
2097 * trans-intrinsic.c (gfc_conv_allocated): If the argument se
2098 has a pre block, add it to the expression pre block.
2099
2100 2018-02-25 Thomas Koenig <tkoenig@gcc.gnu.org>
2101
2102 PR fortran/78238
2103 * gfortran.h (gfc_integer_4_kind): Define.
2104 * resolve.c (resolve_select_type): Make sure that the
2105 kind of c->high is gfc_integer_4_kind.
2106
2107 2018-02-24 Steven G. Kargl <kargl@gcc.gnu.org>
2108
2109 PR fortran/30792
2110 * decl.c (gfc_match_data): Check for invalid substring in
2111 data-implied-do
2112
2113 2018-02-23 Steven G. Kargl <kargl@gcc.gnu.org>
2114
2115 * intrinsic.texi: Arguments to MATMUL cannot both be rank one.
2116
2117 2018-02-23 Steven G. Kargl <kargl@gcc.gnu.org>
2118
2119 PR fortran/84511
2120 * trans-io.c (transfer_expr): Deal with C_LOC in transfer statement.
2121
2122 2018-02-23 Steven G. Kargl <kargl@gcc.gnu.org>
2123
2124 PR fortran/84346
2125 * interface.c (compare_actual_formal): Issue error if keyword is
2126 used in a statement function.
2127
2128 2018-02-23 Jerry DeLisle <jvdelisle@gcc.gnu.org>
2129
2130 PR fortran/84506
2131 * trans-io.c (set_parameter_value_inquire): Adjust range check of
2132 negative unit values for kind=8 units to the kind=4 negative limit.
2133
2134 2018-02-23 Paul Thomas <pault@gcc.gnu.org>
2135
2136 PR fortran/83149
2137 * trans-types.c (gfc_sym_type): Test sym->ns->proc_name before
2138 accessing its components.
2139
2140 2018-02-23 Paul Thomas <pault@gcc.gnu.org>
2141
2142 PR fortran/83149
2143 * trans-decl.c (gfc_finish_var_decl): Test sym->ns->proc_name
2144 before accessing its components.
2145
2146 2018-02-23 Paul Thomas <pault@gcc.gnu.org>
2147
2148 PR fortran/83148
2149 * trans-const.c : Clean up some whitespace issues.
2150 * trans-expr.c (gfc_conv_initializer): If an iso_c_binding
2151 derived type has a kind value of zero, set it to the default
2152 integer kind.
2153
2154 2018-02-23 Janne Blomqvist <jb@gcc.gnu.org>
2155
2156 PR fortran/84519
2157 * trans-decl.c (gfc_build_builtin_function_decls): Add bool
2158 argument to stop and error stop decls.
2159 * trans-stmt.c (gfc_trans_stop): Add false value to argument
2160 lists.
2161
2162 2018-02-22 Janne Blomqvist <jb@gcc.gnu.org>
2163
2164 PR 78534
2165 PR 84509
2166 * trans-decl.c (gfc_build_builtin_function_decls): Pass
2167 gfc_int8_type node to pause_numeric, size_type_node to
2168 pause_string.
2169 * trans-stmt.c (gfc_trans_pause): Likewise.
2170
2171 2018-02-22 Janne Blomqvist <jb@gcc.gnu.org>
2172
2173 * gfortran.texi: Update Coarray API description.
2174 * trans-decl.c (gfc_build_builtin_function_decls): Use size_t for
2175 character lengths, int for exit codes.
2176 (generate_coarray_sym_init): Use size_t for character length.
2177 * trans-intrinsic.c (conv_co_collective): Likewise.
2178 * trans-stmt.c (gfc_trans_lock_unlock): Likewise.
2179 (gfc_trans_event_post_wait): Likewise.
2180 (gfc_trans_sync): Likewise.
2181 (gfc_trans_stop): Use size_t for character lengths, int for exit
2182 codes.
2183
2184 2018-02-20 Thomas Koenig <tkoenig@gcc.gnu.org>
2185
2186 PR fortran/48890
2187 PR fortran/83823
2188 * primary.c (gfc_convert_to_structure_constructor):
2189 For a constant string constructor, make sure the length
2190 is correct.
2191
2192 2018-02-19 Paul Thomas <pault@gcc.gnu.org>
2193
2194 PR fortran/83344
2195 PR fortran/83975
2196 * resolve.c (resolve_assoc_var): Rearrange the logic for the
2197 determination of the character length of associate names. If
2198 the associate name is missing a length expression or the length
2199 expression is not a constant and the target is not a variable,
2200 make the associate name allocatable and deferred length.
2201 * trans-decl.c (gfc_get_symbol_decl): Null the character length
2202 backend_decl for deferred length associate names that are not
2203 variables. Set 'length' to gfc_index_zero_node for character
2204 associate names, whose character length is a PARM_DECL.
2205
2206 2018-02-19 Thomas Koenig <tkoenig@gcc.gnu.org>
2207
2208 PR fortran/35339
2209 * frontend-passes.c (traverse_io_block): Remove workaround for
2210 PR 80945.
2211
2212 2018-02-19 Andre Vehreschild <vehre@gcc.gnu.org>
2213
2214 * gfortran.texi: Document additional src/dst_type. Fix some typos.
2215 * trans-decl.c (gfc_build_builtin_function_decls): Declare the new
2216 argument of _caf_*_by_ref () with * e { get, send, sendget }.
2217 * trans-intrinsic.c (gfc_conv_intrinsic_caf_get): Add the type of the
2218 data referenced when generating a call to caf_get_by_ref ().
2219 (conv_caf_send): Same but for caf_send_by_ref () and
2220 caf_sendget_by_ref ().
2221
2222 2018-02-18 Jerry DeLisle <jvdelisle@gcc.gnu.org>
2223
2224 PR fortran/84389
2225 * io.c (check_format): Allow FMT_COLON.
2226
2227 2018-02-18 Paul Thomas <pault@gcc.gnu.org>
2228
2229 PR fortran/80945
2230 * trans-array.c (gfc_conv_expr_descriptor): Set parmtype from
2231 the typenode in the case of deferred length characters.
2232
2233 2018-02-17 Thomas Koenig <tkoenig@gcc.gnu.org>
2234
2235 PR fortran/84270
2236 * frontend-passes (scalarized_expr): If the expression
2237 is an assumed size array, leave in the last reference
2238 and pass AR_SECTION instead of AR_FULL to gfc_resolve
2239 in order to avoid an error.
2240
2241 2018-02-17 Paul Thomas <pault@gcc.gnu.org>
2242
2243 PR fortran/84115
2244 * resolve.c (resolve_assoc_var): If a non-constant target expr.
2245 has no string length expression, make the associate variable
2246 into a deferred length, allocatable symbol.
2247 * trans-decl.c (gfc_is_reallocatable_lhs): Add and use a ptr to
2248 the symbol.
2249 * trans-stmt.c (trans_associate_var): Null and free scalar
2250 associate names that are allocatable. After assignment, remove
2251 the allocatable attribute to prevent reallocation.
2252
2253 2018-02-16 Jakub Jelinek <jakub@redhat.com>
2254
2255 PR fortran/84418
2256 * trans-openmp.c (gfc_trans_omp_clauses): For OMP_CLAUSE_LINEAR_REF
2257 kind set OMP_CLAUSE_LINEAR_STEP to TYPE_SIZE_UNIT times last_step.
2258
2259 2018-02-16 Dominique d'Humieres <dominiq@gcc.gnu.org>
2260
2261 PR fortran/84354
2262 * decl.c (gfc_get_pdt_instance): Replace '%qs' with %qs.
2263
2264 2018-02-15 Janus Weil <janus@gcc.gnu.org>
2265
2266 PR fortran/84409
2267 * interface.c (check_dtio_arg_TKR_intent): Add a check for character
2268 length.
2269
2270 2018-02-14 Janus Weil <janus@gcc.gnu.org>
2271
2272 PR fortran/84385
2273 * match.c (gfc_match_select_type): Fix check for selector in
2274 SELECT TYPE statement.
2275
2276 2018-02-13 Janus Weil <janus@gcc.gnu.org>
2277
2278 PR fortran/84313
2279 * symbol.c (check_conflict): Reject procedure pointers in common blocks.
2280
2281 2018-02-13 Alastair McKinstry <alastair.mckinstry@sceal.ie>
2282 Janne Blomqvist <jb@gcc.gnu.org>
2283
2284 * module.c (dump_module): Use lbasename to ensure that module
2285 files are reproducible.
2286
2287 2018-02-12 Janus Weil <janus@gcc.gnu.org>
2288
2289 PR fortran/84273
2290 * resolve.c (resolve_component): Fix checks of passed argument in
2291 procedure-pointer components.
2292
2293 2018-02-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2294
2295 PR fortran/35299
2296 * resolve.c (resolve_formal_arglist): Update error message.
2297
2298 2018-02-11 Andre Vehreschild <vehre@gcc.gnu.org>
2299
2300 * gfortran.texi: Fix typos in documentation of caf_register ().
2301 * trans-array.c (structure_alloc_comps): Only register a component of
2302 a derived typed corray, not of an ultimate component coarray.
2303
2304 2018-02-11 Steven G. Kargl <kargl@gcc.gnu.org>
2305
2306 PR fortran/54223
2307 PR fortran/84276
2308 * interface.c (compare_actual_formal): Add in_statement_function
2309 bool parameter. Skip check of INTENT attribute for statement
2310 functions. Arguments to a statement function cannot be optional,
2311 issue error for missing argument.
2312 (gfc_procedure_use, gfc_ppc_use, gfc_arglist_matches_symbol): Use
2313 in_statement_function.
2314
2315 2018-02-11 Paul Thomas <pault@gcc.gnu.org>
2316
2317 PR fortran/84074
2318 * trans-expr.c (gfc_conv_derived_to_class): Set the use_offset
2319 flag. If the is a vector subscript or the expression is not a
2320 variable, make the descriptor one-based.
2321
2322 2018-02-10 Paul Thomas <pault@gcc.gnu.org>
2323
2324 PR fortran/84141
2325 PR fortran/84155
2326 * trans-array.c (gfc_array_init_size): Revert the change made
2327 in revision 257356 setting the dtype.
2328 * trans-types.c (gfc_get_dtype): Do not use the cached dtype.
2329 Call gfc_get_dtype_rank_type every time.
2330
2331 PR fortran/56691
2332 * trans-array.c (gfc_conv_expr_descriptor): If the source array
2333 is a descriptor type, use its offset, removing the condition
2334 that is be a class expression.
2335
2336 2018-02-07 Steven G. Kargl <kargl@gcc.gnu.org>
2337
2338 PR fortran/82994
2339 * match.c (gfc_match_deallocate): Check for NULL pointer.
2340
2341 2018-02-07 Thomas Koenig <tkoenig@gcc.gnu.org>
2342
2343 PR fortran/68560
2344 * trans-intrinsic.c (gfc_conv_intrinsic_shape): New function.
2345 (gfc_conv_intrinsic_function): Call it.
2346
2347 2018-02-07 Steven G. Kargl <kargl@gcc.gnu.org>
2348
2349 PR fortran/82049
2350 * match.c (gfc_match_type_spec): If the charlen is non-NULL, then
2351 try to resolve it. While here return early if possible.
2352
2353 2018-02-04 Paul Thomas <pault@gcc.gnu.org>
2354
2355 PR fortran/84115
2356 * trans-decl.c (gfc_get_symbol_decl): Do not finish the decl of
2357 'length' if the symbol charlen backend_decl is an indirect ref.
2358
2359 2018-02-03 Paul Thomas <pault@gcc.gnu.org>
2360
2361 PR fortran/84141
2362 PR fortran/84155
2363 * trans-array.c (gfc_array_init_size): Instead of gfc_get_dtype
2364 use gfc_get_dtype_rank_type.
2365
2366 2018-02-01 Janne Blomqvist <jb@gcc.gnu.org>
2367
2368 PR 83975
2369 PR 83344
2370 * resolve.c (resolve_assoc_var): Generate an error if
2371 target length unknown.
2372
2373 2018-02-01 Janne Blomqvist <jb@gcc.gnu.org>
2374
2375 PR fortran/83705
2376 * simplify.c (gfc_simplify_repeat): Increase limit for deferring
2377 to runtime, print a warning message.
2378
2379 2018-01-31 Jakub Jelinek <jakub@redhat.com>
2380
2381 PR fortran/84116
2382 * openmp.c (gfc_match_omp_clauses): If all the linear
2383 gfc_match_omp_variable_list calls failed, don't gfc_free_omp_namelist
2384 nor set *head = NULL. Formatting fixes.
2385
2386 2018-01-31 Paul Thomas <pault@gcc.gnu.org>
2387
2388 PR fortran/84088
2389 * trans-expr.c (gfc_conv_procedure_call): If the parm expr is
2390 an address expression passed to an assumed rank dummy, convert
2391 to an indirect reference.
2392
2393 2018-01-31 Thomas Koenig <tkoenig@gcc.gnu.org>
2394
2395 * dump-parse-tree.c (write_proc): Use sym_name (which may
2396 be sym->binding_label) instead of sym->name.
2397
2398 2018-01-31 Janne Blomqvist <jb@gcc.gnu.org>
2399
2400 * trans-const.c (gfc_conv_string_init): Use gfc_charlen_t instead
2401 of int for slen.
2402
2403 2018-01-31 Janne Blomqvist <jb@gcc.gnu.org>
2404
2405 PR fortran/78534
2406 * trans-expr.c (fill_with_spaces): Use memset instead of
2407 generating loop.
2408 (gfc_trans_string_copy): Improve opportunity to use builtins with
2409 constant lengths.
2410
2411 2018-01-30 Jakub Jelinek <jakub@redhat.com>
2412
2413 PR debug/84131
2414 * trans-array.c (gfc_get_descriptor_offsets_for_info): Set *data_off
2415 to DATA_FIELD's offset rather than OFFSET_FIELD's offset.
2416
2417 2018-01-30 Thomas Koenig <tkoenig@gcc.gnu.org>
2418
2419 PR fortran/84134
2420 * array.c (gfc_ref_dimen_size): Whitespace fixes. If stride is
2421 zero, return false.
2422
2423 2018-01-30 Thomas Koenig <tkoenig@gcc.gnu.org>
2424
2425 PR fortran/84133
2426 * frontend-passes (matmul_to_var_expr): Return early if
2427 in association list.
2428 (inline_matmul_assign): Likewise.
2429
2430 2017-01-29 Thomas Koenig <tkoenig@gcc.gnu.org>
2431
2432 PR fortran/84073
2433 * resolve.c (resolve_component): Ensure BIND(C) character
2434 components have length one.
2435 (resolve_symbol): Likewise for variables.
2436
2437 2018-01-27 Jakub Jelinek <jakub@redhat.com>
2438
2439 PR fortran/84065
2440 * decl.c (add_init_expr_to_sym): Ignore initializers for too large
2441 lengths.
2442
2443 2018-01-26 Damian Rouson <damian@sourceryinstitute.org>
2444 Alessandro Fanfarillo <fanfarillo.gcc@gmail.com>
2445 Soren Rasmussen <s.c.rasmussen@gmail.com>
2446
2447 Partial support for Fortran 2018 teams features.
2448
2449 * array.c (gfc_match_array_ref): add team attribute in coarray
2450 transfers.
2451 * check.c (gfc_check_get_team, gfc_check_team_number): add new
2452 functions for get_team and team_number.
2453 * dump-parse-tree.c (show_code_node): add new statements: form team,
2454 change team, end team, and sync team.
2455 * expr.c (gfc_find_team_co): add new function.
2456 * gfortran.h: add new statements.
2457 * intrinsic.c (add_functions): add get_team and team_number functions.
2458 * intrinsic.h: add get_team and team_number prototypes for check,
2459 simplify, and resolve.
2460 * iresolve.c (gfc_resolve_get_team, gfc_resolve_team_number): add new
2461 functions.
2462 * iso-fortran-env.def: add the team_type derived type.
2463 * match.c (gfc_match_if, gfc_match_form_team, gfc_match_team_number)
2464 (gfc_match_end_team, gfc_match_sync_team, gfc_match_change_team):
2465 add change team, end team, form team, sync team match and functions.
2466 * match.h: add new prototypes for change team, end team, form team,
2467 and sync team.
2468 * parse.c (decode_statement): add cases for change team, end team,
2469 form team, and sync team.
2470 * resolve.c: add cases for exec form team, change team, end team, and
2471 sync team.
2472 * simplify.c (gfc_simplify_get_team): add new function for get team.
2473 * st.c (gfc_free_statement): add cases exec for change team, end team,
2474 form team, sync team.
2475 * trans-decl.c (gfor_fndecl_caf_form_team)
2476 (gfor_fndecl_caf_change_team, gfor_fndecl_caf_end_team)
2477 (gfor_fndecl_caf_sync_team, gfor_fndecl_caf_get_team)
2478 (gfor_fndecl_caf_team_number): add functions and definitions.
2479 * trans-intrinsic.c (conv_caf_send, conv_intrinsic_team_number): add
2480 new function and team_type argument support.
2481 * trans-stmt.c (gfc_trans_form_team, gfc_trans_change_team)
2482 (gfc_trans_end_team, gfc_trans_sync_team): add new functions.
2483 * trans-stmt.h: add new prototypes.
2484 * trans-types.c (gfc_get_derived_type): check condition for team_type.
2485 * trans.c (trans_code): new exec cases for form team, change team, end
2486 team, and sync team.
2487 * trans.h: add new prototypes.
2488
2489 2018-01-26 Steven G. Kargl <kargl@gcc.gnu.org>
2490
2491 PR fortran/83998
2492 * simplify.c (compute_dot_product): Initialize result to INTEGER(1) 0
2493 or .false. The summation does the correct type conversion.
2494 (gfc_simplify_dot_product): Special case zero-sized arrays.
2495
2496 2018-25-01 Paul Thomas <pault@gcc.gnu.org>
2497
2498 PR fortran/37577
2499 * array.c (gfc_match_array_ref): If standard earlier than F2008
2500 it is an error if the reference dimension is greater than 7.
2501 libgfortran.h : Increase GFC_MAX_DIMENSIONS to 15. Change the
2502 dtype masks and shifts accordingly.
2503 * trans-array.c (gfc_conv_descriptor_dtype): Use the dtype
2504 type node to check the field.
2505 (gfc_conv_descriptor_dtype): Access the rank field of dtype.
2506 (duplicate_allocatable_coarray): Access the rank field of the
2507 dtype descriptor rather than the dtype itself.
2508 * trans-expr.c (get_scalar_to_descriptor_type): Store the type
2509 of 'scalar' on entry and use its TREE_TYPE if it is ARRAY_TYPE
2510 (ie. a character).
2511 (gfc_conv_procedure_call): Pass TREE_OPERAND (tmp,0) to
2512 get_scalar_to_descriptor_type if the actual expression is a
2513 constant.
2514 (gfc_trans_structure_assign): Assign the rank directly to the
2515 dtype rank field.
2516 * trans-intrinsic.c (gfc_conv_intrinsic_rank): Cast the result
2517 to default integer kind.
2518 (gfc_conv_intrinsic_sizeof): Obtain the element size from the
2519 'elem_len' field of the dtype.
2520 * trans-io.c (gfc_build_io_library_fndecls): Replace
2521 gfc_int4_type_node with dtype_type_node where necessary.
2522 (transfer_namelist_element): Use gfc_get_dtype_rank_type for
2523 scalars.
2524 * trans-types.c : Provide 'get_dtype_type_node' to acces the
2525 dtype_type_node and, if necessary, build it.
2526 The maximum size of an array element is now determined by the
2527 maximum value of size_t.
2528 Update the description of the array descriptor, including the
2529 type def for the dtype_type.
2530 (gfc_get_dtype_rank_type): Build a constructor for the dtype.
2531 Distinguish RECORD_TYPEs that are BT_DERIVED or BT_CLASS.
2532 (gfc_get_array_descriptor_base): Change the type of the dtype
2533 field to dtype_type_node.
2534 (gfc_get_array_descr_info): Get the offset to the rank field of
2535 the dtype.
2536 * trans-types.h : Add a prototype for 'get_dtype_type_node ()'.
2537 * trans.h : Define the indices of the dtype fields.
2538
2539 2018-23-01 Paul Thomas <pault@gcc.gnu.org>
2540
2541 PR fortran/83866
2542 * decl.c (gfc_match_derived_decl): If eos not matched, recover
2543 and emit error about garbage after declaration.
2544
2545 2018-23-01 Paul Thomas <pault@gcc.gnu.org>
2546
2547 PR fortran/83898
2548 * trans-stmt.c (trans_associate_var): Do not set cst_array_ctor
2549 for characters.
2550
2551 2018-01-22 Janne Blomqvist <jb@gcc.gnu.org>
2552
2553 PR 78534
2554 PR 83704
2555 * arith.c (gfc_arith_concat): Use size_t for string length.
2556 (gfc_compare_string): Likewise.
2557 (gfc_compare_with_Cstring): Likewise.
2558 * array.c (gfc_resolve_character_array_constructor): Use
2559 HOST_WIDE_INT, gfc_mpz_get_hwi.
2560 * check.c (gfc_check_fe_runtime_error): Use size_t.
2561 * data.c (create_character_initializer): Use HOST_WIDE_INT,
2562 gfc_extract_hwi.
2563 * decl.c (gfc_set_constant_character_len): Use gfc_charlen_t.
2564 (add_init_expr_to_sym): Use HOST_WIDE_INT.
2565 * expr.c (gfc_build_init_expr): Use HOST_WIDE_INT,
2566 gfc_extract_hwi.
2567 (gfc_apply_init): Likewise.
2568 * match.h (gfc_set_constant_character_len): Update prototype.
2569 * primary.c (match_string_constant): Use size_t.
2570 * resolve.c (resolve_ordinary_assign): Use HOST_WIDE_INT,
2571 gfc_mpz_get_hwi.
2572 * simplify.c (init_result_expr): Likewise.
2573 (gfc_simplify_len_trim): Use size_t.
2574 * target-memory.c (gfc_encode_character): Use size_t.
2575 (gfc_target_encode_expr): Use HOST_WIDE_INT, gfc_mpz_get_hwi.
2576 (interpret_array): Use size_t.
2577 (gfc_interpret_character): Likewise.
2578 * target-memory.h (gfc_encode_character): Update prototype.
2579 (gfc_interpret_character): Likewise.
2580 (gfc_target_interpret_expr): Likewise.
2581 * trans-const.c (gfc_build_string_const): Use size_t for length
2582 argument.
2583 (gfc_build_wide_string_const): Likewise.
2584 * trans-const.h (gfc_build_string_const): Likewise.
2585 (gfc_build_wide_string_const): Likewise.
2586
2587 2018-01-20 Steven G. Kargl <kargl@gcc.gnu.org>
2588
2589 PR fortran/83900
2590 * simplify.c (gfc_simplify_matmul): Set return type correctly.
2591
2592 2018-01-19 Steven G. Kargl <kargl@gcc.gnu.org>
2593
2594 PR fortran/83900
2595 * simplify.c (gfc_simplify_matmul): Delete bogus assertion.
2596
2597 2018-01-17 Harald Anlauf <anlauf@gmx.de>
2598
2599 PR fortran/83864
2600 * expr.c (add_init_expr_to_sym): Do not dereference NULL pointer.
2601
2602 2018-01-17 Harald Anlauf <anlauf@gmx.de>
2603
2604 PR fortran/83874
2605 * decl.c (add_init_expr_to_sym): Do not dereference NULL pointer.
2606
2607 2018-01-15 Louis Krupp <louis.krupp@zoho.com>
2608
2609 PR fortran/82257
2610 * interface.c (compare_rank): Don't try to retrieve CLASS_DATA
2611 from symbol marked unlimited polymorphic.
2612 * resolve.c (resolve_structure_cons): Likewise.
2613 * misc.c (gfc_typename): Don't dereference derived->components
2614 if it's NULL.
2615
2616 2018-01-15 Thomas Koenig <tkoenig@gcc.gnu.org>
2617
2618 PR fortran/54613
2619 * gfortran.h (gfc_check_f): Rename f4ml to f5ml.
2620 (gfc_logical_4_kind): New macro
2621 * intrinsic.h (gfc_simplify_minloc): Add a gfc_expr *argument.
2622 (gfc_simplify_maxloc): Likewise.
2623 (gfc_resolve_maxloc): Likewise.
2624 (gfc_resolve_minloc): Likewise.
2625 * check.c (gfc_check_minloc_maxloc): Add checking for "back"
2626 argument; also raise error if it is used (for now). Add it
2627 if it isn't present.
2628 * intrinsic.c (add_sym_4ml): Rename to
2629 (add_sym_5ml), adjust for extra argument.
2630 (add_functions): Add "back" constant. Adjust maxloc and minloc
2631 for back argument.
2632 * iresolve.c (gfc_resolve_maxloc): Add back argument. If back is
2633 not of gfc_logical_4_kind, convert.
2634 (gfc_resolve_minloc): Likewise.
2635 * simplify.c (gfc_simplify_minloc): Add back argument.
2636 (gfc_simplify_maxloc): Likewise.
2637 * trans-intinsic.c (gfc_conv_intrinsic_minmaxloc): Rename last
2638 argument to %VAL to ensure passing by value.
2639 (gfc_conv_intrinsic_function): Call gfc_conv_intrinsic_minmaxloc
2640 also for library calls.
2641
2642 2018-01-13 Jerry DeLisle <jvdelisle@gcc.gnu.org>
2643
2644 PR fortran/82007
2645 * resolve.c (resolve_transfer): Delete code looking for 'DT'
2646 format specifiers in format strings. Set formatted to true if a
2647 format string or format label is present.
2648 * trans-io.c (get_dtio_proc): Likewise. (transfer_expr): Fix
2649 whitespace.
2650
2651 2018-01-13 Thomas Koenig <tkoenig@gcc.gnu.org>
2652
2653 PR fortran/83744
2654 * dump-parse-tree.c (get_c_type_name): Remove extra line.
2655 Change for loop to use declaration in for loop. Handle BT_LOGICAL
2656 and BT_CHARACTER.
2657 (write_decl): Add where argument. Fix indentation. Replace
2658 assert with error message. Add typename to warning
2659 in comment.
2660 (write_type): Adjust locus to call of write_decl.
2661 (write_variable): Likewise.
2662 (write_proc): Likewise. Replace assert with error message.
2663
2664 2018-01-13 Paul Thomas <pault@gcc.gnu.org>
2665
2666 PR fortran/52162
2667 * trans-expr.c (gfc_trans_scalar_assign): Flag is_alloc_lhs if
2668 the rhs expression is neither an elemental nor a conversion
2669 function.
2670
2671 PR fortran/83622
2672 * trans-array.c (is_pointer_array): Remove unconditional return
2673 of false for -fopenmp.
2674
2675 2018-01-13 Thomas Koenig <tkoenig@gcc.gnu.org>
2676 <emsr@gcc.gnu.org>
2677
2678 PR fortran/83803
2679 * dump-parse-tree.c (write_proc): Always emit closing parenthesis
2680 for functions.
2681
2682 2018-01-10 Steven G. Kargl <kargl@gcc.gnu.org>
2683
2684 PR fortran/82367
2685 * resolve.c (resolve_allocate_expr): Check for NULL pointer.
2686
2687 2018-01-10 Steven G. Kargl <kargl@gcc.gnu.org>
2688
2689 PR fortran/83093
2690 * resolve.c (resolve_charlen): Check the type of cl->length
2691 after resolution.
2692
2693 2018-01-10 Janne Blomqvist <jb@gcc.gnu.org>
2694
2695 PR fortran/83740
2696 * trans-array.c (gfc_trans_array_ctor_element): Fix formatting.
2697
2698 2018-01-10 Janne Blomqvist <jb@gcc.gnu.org>
2699
2700 PR fortran/83740
2701 * trans-array.c (gfc_trans_array_ctor_element): Convert RHS to the
2702 LHS type when assigning.
2703
2704 2018-01-09 Steven G. Kargl <kargl@gcc.gnu.org>
2705
2706 PR fortran/83742
2707 * expr.c (gfc_is_simply_contiguous): Check for NULL pointer.
2708
2709 2018-01-08 Steven G. Kargl <kargl@gcc.gnu.org>
2710
2711 * match.c (gfc_match_allocate): Check for NULL pointer.
2712
2713 2018-01-08 Steven G. Kargl <kargl@gcc.gnu.org>
2714
2715 * expr.c (gfc_check_pointer_assign): Fix typo in comment.
2716
2717 2018-01-08 Paul Thomas <pault@gcc.gnu.org>
2718
2719 PR fortran/83611
2720 * decl.c (gfc_get_pdt_instance): If parameterized arrays have
2721 an initializer, convert the kind parameters and add to the
2722 component if the instance.
2723 * trans-array.c (structure_alloc_comps): Add 'is_pdt_type' and
2724 use it with case COPY_ALLOC_COMP. Call 'duplicate_allocatable'
2725 for parameterized arrays. Clean up typos in comments. Convert
2726 parameterized array initializers and copy into the array.
2727 * trans-expr.c (gfc_trans_scalar_assign): Do a deep copy for
2728 parameterized types.
2729 *trans-stmt.c (trans_associate_var): Deallocate associate vars
2730 as necessary, when they are PDT function results for example.
2731
2732 PR fortran/83731
2733 * trans-array.c (structure_alloc_comps): Only compare len parms
2734 when they are declared explicitly.
2735
2736 2018-01-06 Janne Blomqvist <jb@gcc.gnu.org>
2737
2738 PR fortran/50892
2739 * trans-expr.c (gfc_trans_pointer_assignment): fold_convert rhs to
2740 lhs type.
2741
2742 2018-01-05 Janne Blomqvist <jb@gcc.gnu.org>
2743
2744 PR fortran/78534
2745 PR fortran/66310
2746 * array.c (got_charlen): Use gfc_charlen_int_kind.
2747 * class.c (gfc_find_derived_vtab): Use gfc_size_kind instead of
2748 hardcoded kind.
2749 (find_intrinsic_vtab): Likewise.
2750 * decl.c (match_char_length): Use gfc_charlen_int_kind.
2751 (add_init_expr_to_sym): Use gfc_charlen_t and gfc_charlen_int_kind.
2752 (gfc_match_implicit): Use gfc_charlen_int_kind.
2753 * dump-parse-tree.c (show_char_const): Use gfc_charlen_t and size_t.
2754 (show_expr): Use HOST_WIDE_INT_PRINT_DEC.
2755 * expr.c (gfc_get_character_expr): Length parameter of type
2756 gfc_charlen_t.
2757 (gfc_get_int_expr): Value argument of type HOST_WIDE_INT.
2758 (gfc_extract_hwi): New function.
2759 (simplify_const_ref): Make string_len of type gfc_charlen_t.
2760 (gfc_simplify_expr): Use HOST_WIDE_INT for substring refs.
2761 * frontend-passes.c (optimize_trim): Use gfc_charlen_int_kind.
2762 * gfortran.h (gfc_mpz_get_hwi): New prototype.
2763 (gfc_mpz_set_hwi): Likewise.
2764 (gfc_charlen_t): New typedef.
2765 (gfc_expr): Use gfc_charlen_t for character lengths.
2766 (gfc_size_kind): New extern variable.
2767 (gfc_extract_hwi): New prototype.
2768 (gfc_get_character_expr): Use gfc_charlen_t for character length.
2769 (gfc_get_int_expr): Use HOST_WIDE_INT type for value argument.
2770 * gfortran.texi: Update description of hidden string length argument.
2771 * iresolve.c (check_charlen_present): Use gfc_charlen_int_kind.
2772 (gfc_resolve_char_achar): Likewise.
2773 (gfc_resolve_repeat): Pass string length directly without
2774 temporary, use gfc_charlen_int_kind.
2775 (gfc_resolve_transfer): Use gfc_charlen_int_kind.
2776 * match.c (select_intrinsic_set_tmp): Use HOST_WIDE_INT for charlen.
2777 * misc.c (gfc_mpz_get_hwi): New function.
2778 (gfc_mpz_set_hwi): New function.
2779 * module.c (atom_int): Change type from int to HOST_WIDE_INT.
2780 (parse_integer): Don't complain about large integers.
2781 (write_atom): Use HOST_WIDE_INT for integers.
2782 (mio_integer): Handle integer type mismatch.
2783 (mio_hwi): New function.
2784 (mio_intrinsic_op): Use HOST_WIDE_INT.
2785 (mio_array_ref): Likewise.
2786 (mio_expr): Likewise.
2787 * primary.c (match_substring): Use gfc_charlen_int_kind.
2788 * resolve.c (resolve_substring_charlen): Use gfc_charlen_int_kind.
2789 (resolve_character_operator): Likewise.
2790 (resolve_assoc_var): Likewise.
2791 (resolve_select_type): Use HOST_WIDE_INT for charlen, use snprintf.
2792 (resolve_charlen): Use mpz_sgn to determine sign.
2793 * simplify.c (gfc_simplify_repeat): Use HOST_WIDE_INT/gfc_charlen_t
2794 instead of long.
2795 * symbol.c (generate_isocbinding_symbol): Use gfc_charlen_int_kind.
2796 * target-memory.c (size_character): Length argument of type
2797 gfc_charlen_t.
2798 (gfc_encode_character): Likewise.
2799 (gfc_interpret_character): Use gfc_charlen_t.
2800 * target-memory.h (gfc_encode_character): Modify prototype.
2801 * trans-array.c (gfc_trans_array_ctor_element): Use existing type.
2802 (get_array_ctor_var_strlen): Use gfc_conv_mpz_to_tree_type.
2803 (trans_array_constructor): Use existing type.
2804 (get_array_charlen): Likewise.
2805 * trans-const.c (gfc_conv_mpz_to_tree_type): New function.
2806 * trans-const.h (gfc_conv_mpz_to_tree_type): New prototype.
2807 * trans-decl.c (gfc_trans_deferred_vars): Use existing type.
2808 (add_argument_checking): Likewise.
2809 * trans-expr.c (gfc_class_len_or_zero_get): Build const of type
2810 gfc_charlen_type_node.
2811 (gfc_conv_intrinsic_to_class): Use gfc_charlen_int_kind instead of
2812 4, fold_convert to correct type.
2813 (gfc_conv_class_to_class): Build const of type size_type_node for
2814 size.
2815 (gfc_copy_class_to_class): Likewise.
2816 (gfc_conv_string_length): Use same type in expression.
2817 (gfc_conv_substring): Likewise, use HOST_WIDE_INT for charlen.
2818 (gfc_conv_string_tmp): Make sure len is of the right type.
2819 (gfc_conv_concat_op): Use same type in expression.
2820 (gfc_conv_procedure_call): Likewise.
2821 (fill_with_spaces): Comment out memset() block due to spurious
2822 -Wstringop-overflow warnings.
2823 (gfc_trans_string_copy): Use gfc_charlen_type_node.
2824 (alloc_scalar_allocatable_for_subcomponent_assignment):
2825 fold_convert to right type.
2826 (gfc_trans_subcomponent_assign): Likewise.
2827 (trans_class_vptr_len_assignment): Build const of correct type.
2828 (gfc_trans_pointer_assignment): Likewise.
2829 (alloc_scalar_allocatable_for_assignment): fold_convert to right
2830 type in expr.
2831 (trans_class_assignment): Build const of correct type.
2832 * trans-intrinsic.c (gfc_conv_associated): Likewise.
2833 (gfc_conv_intrinsic_repeat): Do calculation in sizetype.
2834 * trans-io.c (gfc_build_io_library_fndecls): Use
2835 gfc_charlen_type_node for character lengths.
2836 (set_string): Convert to right type in assignment.
2837 * trans-stmt.c (gfc_trans_label_assign): Build const of
2838 gfc_charlen_type_node.
2839 (trans_associate_var): Likewise.
2840 (gfc_trans_character_select): Likewise.
2841 (gfc_trans_allocate): Likewise, don't typecast strlen result.
2842 (gfc_trans_deallocate): Don't typecast strlen result.
2843 * trans-types.c (gfc_size_kind): New variable.
2844 (gfc_init_types): Determine gfc_charlen_int_kind and gfc_size_kind
2845 from size_type_node.
2846 * trans-types.h: Fix comment.
2847
2848 2018-01-04 Thomas Koenig <tkoenig@gcc.gnu.org>
2849
2850 PR fortran/83683
2851 PR fortran/45689
2852 * check.c (gfc_check_eoshift): Check for string length and
2853 for conformance of boundary.
2854 * intrinsic.c (add_functions): Add gfc_simplify_eoshift.
2855 * intrinsic.h: Add prototype for gfc_simplify_eoshift.
2856 * simplify.c (gfc_simplify_eoshift): New function.
2857
2858 2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
2859 Alan Hayward <alan.hayward@arm.com>
2860 David Sherwood <david.sherwood@arm.com>
2861
2862 * trans-types.c (gfc_type_for_mode): Handle MODE_VECTOR_BOOL.
2863
2864 2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
2865 Alan Hayward <alan.hayward@arm.com>
2866 David Sherwood <david.sherwood@arm.com>
2867
2868 * trans-types.c (gfc_type_for_mode): Check valid_vector_subparts_p.
2869
2870 2018-01-03 Thomas Koenig <tkoenig@gcc.gnu.org>
2871
2872 PR fortran/83664
2873 * check.c (gfc_check_eoshift): Error for missing boundary if array
2874 is not one of the standard types.
2875
2876 2018-01-03 Jakub Jelinek <jakub@redhat.com>
2877
2878 Update copyright years.
2879
2880 * gfortranspec.c (lang_specific_driver): Update copyright notice
2881 dates.
2882 * gfc-internals.texi: Bump @copying's copyright year.
2883 * gfortran.texi: Ditto.
2884 * intrinsic.texi: Ditto.
2885 * invoke.texi: Ditto.
2886
2887 2017-01-02 Thomas Koenig <tkoenig@gcc.gnu.org>
2888
2889 PR fortran/45689
2890 * intrinsic.c (add_function): Add gfc_simplify_maxloc and
2891 gfc_simplify_minloc to maxloc and minloc, respectively.
2892 * intrinsic.h: Add prototypes for gfc_simplify_minloc
2893 and gfc_simplify_maxloc.
2894 * simplify.c (min_max_chose): Adjust prototype. Modify function
2895 to have a return value which indicates if the extremum was found.
2896 (is_constant_array_expr): Fix typo in comment.
2897 (simplify_minmaxloc_to_scalar): New function.
2898 (simplify_minmaxloc_nodim): New function.
2899 (new_array): New function.
2900 (simplify_minmaxloc_to_array): New function.
2901 (gfc_simplify_minmaxloc): New function.
2902 (simplify_minloc): New function.
2903 (simplify_maxloc): New function.
2904
2905 2018-01-02 Thomas Koenig <tkoenig@gcc.gnu.org>
2906
2907 PR fortran/45689
2908 PR fortran/83650
2909 * simplify.c (gfc_simplify_cshift): Re-implement to allow full
2910 range of arguments.
2911
2912 2018-01-01 Paul Thomas <pault@gcc.gnu.org>
2913
2914 PR fortran/83076
2915 * resolve.c (resolve_fl_derived0): Add caf_token fields for
2916 allocatable and pointer scalars, when -fcoarray selected.
2917 * trans-types.c (gfc_copy_dt_decls_ifequal): Copy the token
2918 field as well as the backend_decl.
2919 (gfc_get_derived_type): Flag GFC_FCOARRAY_LIB for module
2920 derived types that are not vtypes. Components with caf_token
2921 attribute are pvoid types. For a component requiring it, find
2922 the caf_token field and have the component token field point to
2923 its backend_decl.
2924
2925 PR fortran/83319
2926 *trans-types.c (gfc_get_array_descriptor_base): Add the token
2927 field to the descriptor even when codimen not set.
2928
2929 Copyright (C) 2018 Free Software Foundation, Inc.
2930
2931 Copying and distribution of this file, with or without modification,
2932 are permitted in any medium without royalty provided the copyright
2933 notice and this notice are preserved.
2934
2935 PR fortran/87945
2936 * decl.c (var_element): Inquiry parameters cannit be data objects.
2937
2938 2018-12-08 Steven G. Kargl <kargl@gcc.gnu.org>
2939
2940 PR fortran/88025
2941 * expr.c (gfc_apply_init): Remove asserts that cannot trigger.
2942 Check for a NULL pointer.
2943
2944 2018-12-08 Steven G. Kargl <kargl@gcc.gnu.org>
2945
2946 PR fortran/88357
2947 * class.c (insert_component_ref): Check for NULL pointer and
2948 previous error message issued.
2949 * parse.c (parse_associate): Check for NULL pointer.
2950 * resolve.c (resolve_assoc_var): Check for NULL pointer.
2951
2952 2018-12-07 Jakub Jelinek <jakub@redhat.com>
2953
2954 PR fortran/88377
2955 * trans-openmp.c (gfc_omp_clause_default_ctor,
2956 gfc_omp_clause_copy_ctor, gfc_omp_clause_assign_op,
2957 gfc_omp_clause_linear_ctor, gfc_omp_clause_dtor): Only consider
2958 GFC_DECL_GET_SCALAR_ALLOCATABLE vars as scalar allocatables if they
2959 have pointer type.
2960
2961 2018-12-03 Fritz Reese <fritzoreese@gmail.com>
2962 Mark Eggleston <mark.eggleston@codethink.co.uk>
2963
2964 PR fortran/87919
2965 * options.c (SET_FLAG, SET_BITFLAG, SET_BITFLAG2): New macros.
2966 (set_dec_flags): Set/unset DEC and std flags according to value.
2967 (post_dec_flags, set_init_local_zero): New functions.
2968 (gfc_init_options): Use set_init_local_zero and post_dec_flags.
2969 (gfc_handle_options) <case OPT_fcheck_array_temporaries>: Use
2970 SET_BITFLAG.
2971 <case OPT_finit_local_zero>: Use set_init_local_zero.
2972 <case OPT_fdec>: Pass value to set_dec_flags.
2973 <case OPT_fdec_structure>: Remove.
2974
2975 2018-11-30 Thomas Schwinge <thomas@codesourcery.com>
2976
2977 * gfortran.h (struct gfc_omp_clauses): Remove "wait". Adjust all
2978 users.
2979
2980 * openmp.c (gfc_match_omp_clauses): Support multiple OpenACC wait
2981 clauses.
2982
2983 2018-11-27 Martin Liska <mliska@suse.cz>
2984
2985 * decl.c (gfc_match_gcc_builtin): New function.
2986 * gfortran.h (struct vect_builtin_tuple): New.
2987 (gfc_adjust_builtins): Likewise.
2988 * lang-specs.h (TARGET_F951_OPTIONS): New.
2989 (F951_OPTIONS): Use it.
2990 * lang.opt: Add new option -fpre-include.
2991 * match.h (gfc_match_gcc_builtin): Declare new function.
2992 * parse.c (decode_gcc_attribute): Handle builtin.
2993 (parse_progunit): Call gfc_adjust_builtins.
2994 * scanner.c (gfc_new_file): Load pre-included header file
2995 when provided.
2996 * trans-intrinsic.c (add_simd_flag_for_built_in): New.
2997 (gfc_adjust_builtins): Likewise.
2998
2999 2018-11-24 Paul Thomas <pault@gcc.gnu.org>
3000
3001 PR fortran/88143
3002 * resolve.c (resolve_variable): Check for associate names with
3003 NULL target.
3004
3005 2018-11-23 Jakub Jelinek <jakub@redhat.com>
3006
3007 * lang.opt (fpad-source): New option.
3008 * scanner.c (load_line): Don't pad fixed form lines if
3009 !flag_pad_source.
3010 * invoke.texi (-fno-pad-source): Document.
3011
3012 2018-11-21 Jakub Jelinek <jakub@redhat.com>
3013
3014 * invoke.texi (-fdec-include): Document.
3015
3016 2018-11-21 Jakub Jelinek <jakub@redhat.com>
3017 Mark Eggleston <mark.eggleston@codethink.com>
3018
3019 * lang.opt (fdec-include): New option.
3020 * options.c (set_dec_flags): Set also flag_dec_include.
3021 * scanner.c (include_line): Change return type from bool to int.
3022 In fixed form allow spaces in between include keyword letters.
3023 For -fdec-include, allow in fixed form 0 in column 6. With
3024 -fdec-include return -1 if the parsed line is not full include
3025 statement and it could be successfully completed on continuation
3026 lines.
3027 (include_stmt): New function.
3028 (load_file): Adjust include_line caller. If it returns -1, keep
3029 trying include_stmt until it stops returning -1 whenever adding
3030 further line of input.
3031
3032 2018-11-18 Thomas Koenig <tkoenig@gcc.gnu.org>
3033
3034 PR fortran/88073
3035 * frontend-passes.c (combine_array_constructor): Do not do
3036 anything if in a WHERE statement.
3037
3038 2018-11-18 Thomas Koenig <tkoenig@gcc.gnu.org>
3039
3040 PR fortran/70260
3041 * expr.c (gfc_check_assign): Reject assigning to an external
3042 symbol.
3043 (gfc_check_pointer_assign): Add suppress_type_test
3044 argument. Insert line after if. A non-proc pointer can not point
3045 to a constant. Only check types if suppress_type_test is false.
3046 * gfortran.h (gfc_check_pointer_assign): Add optional
3047 suppress_type_test argument.
3048 * resolve.c (gfc_resolve_code): Move up gfc_check_pointer_assign
3049 and give it the extra argument.
3050 (resolve_fl_procedure): Set error on value for a function with
3051 an inizializer.
3052
3053 2018-11-15 David Malcolm <dmalcolm@redhat.com>
3054
3055 PR other/19165
3056 * error.c (gfc_diagnostic_finalizer): Add diagnostic_t param.
3057
3058 2018-11-13 David Malcolm <dmalcolm@redhat.com>
3059
3060 * cpp.c: Replace "source_location" with "location_t".
3061 * gfortran.h: Likewise.
3062
3063 2018-11-08 Jakub Jelinek <jakub@redhat.com>
3064
3065 * trans-openmp.c (gfc_trans_omp_clauses): Use
3066 OMP_CLAUSE_DEFAULTMAP_SET_KIND.
3067 (gfc_trans_omp_atomic): Set OMP_ATOMIC_MEMORY_ORDER
3068 rather than OMP_ATOMIC_SEQ_CST.
3069 (gfc_trans_omp_taskgroup): Build OMP_TASKGROUP using
3070 make_node instead of build1_loc.
3071 * types.def (BT_FN_VOID_BOOL, BT_FN_VOID_SIZE_SIZE_PTR,
3072 BT_FN_UINT_UINT_PTR_PTR, BT_FN_UINT_OMPFN_PTR_UINT_UINT,
3073 BT_FN_BOOL_UINT_LONGPTR_LONG_LONG_LONGPTR_LONGPTR_PTR_PTR,
3074 BT_FN_BOOL_UINT_ULLPTR_LONG_ULL_ULLPTR_ULLPTR_PTR_PTR,
3075 BT_FN_BOOL_LONG_LONG_LONG_LONG_LONG_LONGPTR_LONGPTR_PTR_PTR,
3076 BT_FN_BOOL_BOOL_ULL_ULL_ULL_LONG_ULL_ULLPTR_ULLPTR_PTR_PTR): New.
3077 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): Formatting fix.
3078
3079 2018-11-02 Thomas Koenig <tkoenig@gcc.gnu.org>
3080
3081 PR fortran/46020
3082 * decl.c (verify_bind_c_sym): Remove unnecessary space
3083 in error message.
3084
3085 2018-11-01 Thomas Koenig <tkoenig@gcc.gnu.org>
3086
3087 PR fortran/87782
3088 * frontend-passes.c (constant_string_length): If there is a
3089 substring with a length which cannot be reduced to a constant,
3090 return NULL.
3091
3092 2018-11-01 Paul Thomas <pault@gcc.gnu.org>
3093
3094 PR fortran/40196
3095 * dependency.c (are_identical_variables): Return false if the
3096 inquiry refs are not the same.
3097 (gfc_ref_needs_temporary_p): Break on an inquiry ref.
3098 * dump_parse_tree.c (show_ref): Show the inquiry ref type.
3099 * expr.c (gfc_free_ref_list): Break on an inquiry ref.
3100 (gfc_copy_ref): Copy the inquiry ref types.
3101 (find_inquiry_ref): New function.
3102 (simplify_const_ref, simplify_ref_chain): Call it. Add new arg
3103 to simplify_ref_chain.
3104 (gfc_simplify_expr): Use the new arg in call to
3105 simplify_ref_chain.
3106 (gfc_get_full_arrayspec_from_expr, gfc_is_coarray): Break on
3107 inquiry ref.
3108 (gfc_traverse_expr): Return true for inquiry ref.
3109 * frontend-passes.c (gfc_expr_walker): Break on inquiry ref.
3110 * gfortran.h : Add enums and union member in gfc_ref to
3111 implement inquiry refs.
3112 * intrinsic.c : Fix white nois.
3113 * match.c (gfc_match_assignment): A constant lavlue is an
3114 error.
3115 * module.c : Add DECL_MIO_NAME for inquiry_type and the mstring
3116 for inquiry_types.
3117 (mio_ref): Handle inquiry refs.
3118 * primary.c (is_inquiry_ref): New function.
3119 (gfc_match_varspec): Handle inquiry refs calling new function.
3120 (gfc_variable_attr): Detect inquiry ref for disambiguation
3121 with components.
3122 (caf_variable_attr): Treat inquiry and substring refs in the
3123 same way.
3124 * resolve.c (find_array_spec): ditto.
3125 (gfc_resolve_substring_charlen): If there is neither a charlen
3126 ref not an inquiry ref, return.
3127 (resolve_ref): Handle inqiry refs as appropriate.
3128 (resolve_allocate_expr): Entities with an inquiry ref cannot be
3129 allocated.
3130 * simplify.c (simplify_bound, simplify_cobound): Punt on
3131 inquiry refs.
3132 * trans-array.c (get_array_ctor_var_strlen): Break on inquiry
3133 ref.
3134 *trans-expr.c (conv_inquiry): New function.
3135 (gfc_conv_variable): Retain the last typespec to pass to
3136 conv_inquiry on detecting an inquiry ref.
3137
3138 2018-11-01 Thomas Koenig <tkoenig@gcc.gnu.org>
3139
3140 PR fortran/46020
3141 * decl.c (verify_bind_c_sym): Improve error message.
3142
3143 2018-11-01 Thomas Koenig <tkoenig@gcc.gnu.org>
3144
3145 PR fortran/54613
3146 * gfortran.texi (File format of unformatted sequential files):
3147 Replace random comma with period.
3148 * intrinsic.texi (Intrinsic Procedures): Add FINDLOC to menu.
3149 (FINDLOC): Document.
3150 (MAXLOC): Add refrence to FINDLOC.
3151 (MINLOC): Likewise.
3152
3153 2018-10-31 Nathan Sidwell <nathan@acm.org>
3154
3155 * cpp.c (gfc_cpp_init): Adjust cpp_force_token_locations call.
3156
3157 2018-10-31 Martin Liska <mliska@suse.cz>
3158
3159 * trans-decl.c (struct module_hasher): Call htab_hash_string
3160 for s->name and not for s.
3161
3162 2018-10-30 Thomas Koenig <tkoenig@gcc.gnu.org>
3163
3164 PR fortran/85896
3165 * simplify.c (simplify_min_max): Do not convert the type of the
3166 return expression.
3167
3168 2017-10-28 Thomas Koenig <tkoenig@gcc.gnu.org>
3169
3170 PR fortran/54613
3171 * gfortran.h (gfc_isym_id): Add GFC_ISYM_FINDLOC.
3172 (gfc_check_f): Add f6fl field.
3173 (gfc_simplify_f): Add f6 field.
3174 (gfc_resolve_f): Likewise.
3175 (gfc_type_letter): Add optional logical_equas_int flag.
3176 * check.c (intrinsic_type_check): New function.
3177 (gfc_check_findloc): New function.
3178 * intrinsics.c (gfc_type_letter): If logical_equals_int is
3179 set, act accordingly.
3180 (add_sym_5ml): Reformat comment.
3181 (add_sym_6fl): New function.
3182 (add_functions): Add findloc.
3183 (check_arglist): Add sixth argument, handle it.
3184 (resolve_intrinsic): Likewise.
3185 (check_specific): Handle findloc.
3186 * intrinsic.h (gfc_check_findloc): Add prototype.
3187 (gfc_simplify_findloc): Likewise.
3188 (gfc_resolve_findloc): Likewise.
3189 (MAX_INTRINSIC_ARGS): Adjust.
3190 * iresolve.c (gfc_resolve_findloc): New function.
3191 * simplify.c (gfc_simplify_minmaxloc): Make static.
3192 (simplify_findloc_to_scalar): New function.
3193 (simplify_findloc_nodim): New function.
3194 (simplify_findloc_to_array): New function.
3195 (gfc_simplify_findloc): New function.
3196 (gfc_conv_intrinsic_findloc): New function.
3197 (gfc_conv_intrinsic_function): Handle GFC_ISYM_FINDLOC.
3198 (gfc_is_intrinsic_libcall): Likewise.
3199
3200 2018-10-27 Thomas Koenig <tkoenig@gcc.gnu.org>
3201
3202 PR fortran/86907
3203 * frontend-passes.c (check_locus_code): Add information that
3204 warning about missing location information points to an
3205 inconsisten internal state.
3206 (check_locus_expr): Likewise.
3207
3208 2018-10-25 Jakub Jelinek <jakub@redhat.com>
3209
3210 PR fortran/87725
3211 * openmp.c (gfc_match_omp_clauses): Parse simd, monotonic and
3212 nonmonotonic modifiers regardless of if they have been parsed
3213 already or if the opposite one has. Fix up check whether
3214 comma after modifier should be parsed.
3215 (resolve_omp_clauses): Diagnose schedule modifier restrictions.
3216
3217 2018-10-23 Paul Thomas <pault@gcc.gnu.org>
3218
3219 PR fortran/85603
3220 * frontend-passes.c (get_len_call): New function to generate a
3221 call to intrinsic LEN.
3222 (create_var): Use this to make length expressions for variable
3223 rhs string lengths.
3224 Clean up some white space issues.
3225
3226 2018-10-21 Paul Thomas <pault@gcc.gnu.org>
3227
3228 PR fortran/71880
3229 * trans-expr.c (gfc_trans_pointer_assignment): Set the string
3230 length for array valued deferred length lhs.
3231
3232 2018-10-18 Tobias Burnus <burnus@net-b.de>
3233
3234 PR fortran/87625
3235 * trans-array.c (gfc_is_reallocatable_lhs): Detect allocatable
3236 polymorphic arrays.
3237
3238 2018-10-18 Paul Thomas <pault@gcc.gnu.org>
3239
3240 PR fortran/58618
3241 * trans-stmt.c (trans_associate_var): All strings that return
3242 as pointer types can be assigned directly to the associate
3243 name so remove 'attr' and the condition that uses it.
3244
3245 2018-10-18 Paul Thomas <pault@gcc.gnu.org>
3246
3247 PR fortran/58618
3248 * trans-decl.c (gfc_get_symbol_decl): Deal correctly with the
3249 initialization with NULL() of a deferred length pointer.
3250
3251 2018-10-17 Tobias Burnus <burnus@net-b.de>
3252
3253 PR fortran/87632
3254 * resolve.c (resolve_select_type): Use correct variable.
3255
3256 2018-10-17 David Malcolm <dmalcolm@redhat.com>
3257
3258 * Make-lang.in (selftest-fortran): New.
3259
3260 2018-10-17 Paul Thomas <pault@gcc.gnu.org>
3261
3262 PR fortran/56386
3263 PR fortran/58906
3264 PR fortran/77385
3265 PR fortran/80260
3266 PR fortran/82077
3267 * resolve.c (resolve_variable): Fix up expressions with array
3268 associate names, where the parser did not detect that this is
3269 array and there was no array part_ref in the expression.
3270
3271 2018-10-16 Tobias Burnus <burnus@net-b.de>
3272
3273 PR fortran/67125
3274 * trans-array.c (gfc_array_init_size, gfc_array_allocate):
3275 Rename argument e3_is_array_constr to e3_has_nodescriptor
3276 and update comments.
3277 * trans-stmt.c (gfc_trans_allocate): Also fix lower bound
3278 to 1 for nonalloc/nonpointer func results/vars besides
3279 array constructors.
3280
3281 2018-10-16 Tobias Burnus <burnus@net-b.de>
3282
3283 PR fortran/87556
3284 * trans-stmt.c (form_team, change_team, sync_team):
3285 Don't ignore argse.pre/argse.post.
3286
3287 2018-10-15 Paul Thomas <pault@gcc.gnu.org>
3288 Tobias Burnus <burnus@gcc.gnu.org>
3289
3290 PR fortran/87566
3291 * resolve.c (resolve_assoc_var): Add missing array spec for
3292 class associate names.
3293 (resolve_select_type): Handle case where last typed component
3294 of the selector has a different type to the expression.
3295 * trans-expr.c (gfc_find_and_cut_at_last_class_ref): Replace
3296 call to gfc_expr_to_initialize with call to gfc_copy_expr.
3297 (gfc_conv_class_to_class): Guard assignment to 'len' field
3298 against case where zero constant is supplied.
3299
3300 2018-10-12 Tobias Burnus <burnus@net-b.de>
3301
3302 PR fortran/87597
3303 * expr.c (gfc_simplify_expr): Avoid simplifying
3304 the 'array' argument to lbound/ubound/lcobound/
3305 ucobound.
3306
3307 2018-10-12 Tobias Burnus <burnus@net-b.de>
3308
3309 PR fortran/58787
3310 * decl.c (get_proc_name): Return with error before
3311 creating sym_tree.
3312
3313 2018-10-11 Tobias Burnus <burnus@net-b.de>
3314
3315 Revert:
3316 2018-10-09 Tobias Burnus <burnus@net-b.de>
3317
3318 PR fortran/83522
3319 * resolve.c (resolve_ref): Reject nonscalar
3320 substring references.
3321
3322 2018-10-09 David Malcolm <dmalcolm@redhat.com>
3323
3324 * cpp.c (gfc_cpp_init_0): Update for renamings.
3325 (cb_cpp_error): Rename to...
3326 (cb_cpp_diagnostic): ...this, converting level and reason to
3327 enums.
3328
3329 2018-10-09 Tobias Burnus <burnus@net-b.de>
3330
3331 PR fortran/83522
3332 * resolve.c (resolve_ref): Reject nonscalar
3333 substring references.
3334
3335 2018-10-09 Paul Thomas <pault@gcc.gnu.org>
3336
3337 PR fortran/87151
3338 * trans-array.c (gfc_get_array_span): Deal with deferred char
3339 array components having a TYPE_MAX_VALUE of zero.
3340 (gfc_array_init_size): Use the hidden string length component
3341 to build the descriptor dtype.
3342 (gfc_array_allocate): Remove the erroneous replacement of the
3343 charlen backend decl with a temporary.
3344 (gfc_conv_expr_descriptor): Use the ss_info string length in
3345 the case of deferred character components.
3346 (gfc_alloc_allocatable_for_assignment): Actually compare the
3347 string lengths for deferred characters. Make sure that kind > 1
3348 is handled correctly. Set the span field of the descriptor.
3349 * trans-intrinsic.c (gfc_conv_intrinsic_len): Remove the stupid
3350 comment.
3351
3352 PR fortran/80931
3353 * trans-array.c (gfc_array_allocate): Set the span field for
3354 variable length character arrays.
3355
3356 2018-10-08 Cesar Philippidis <cesar@codesourcery.com>
3357
3358 * expr.c (gfc_check_pointer_assign): Demote "Assignment to
3359 contiguous pointer from non-contiguous target" to a warning.
3360
3361 2018-10-08 Paul Thomas <pault@gcc.gnu.org>
3362
3363 PR fortran/86372
3364 * trans-stmt.c (trans_associate_var): Character associate names
3365 with variable string length do not have to be deferred length
3366 for the string length to be set, if variable.
3367
3368 2018-10-06 Thomas Koenig <tkoenig@gcc.gnu.org>
3369
3370 PR fortran/86111
3371 * gfortran.h (enum arith): Add ARITH_WRONGCONCAT.
3372 * arith.h (gfc_arith_error): Issue error for ARITH_WRONGCONCAT.
3373 (gfc_arith_concat): If the types of op1 and op2 are not
3374 character of if their kinds do not match, issue ARITH_WRONGCONCAT.
3375
3376 2018-10-06 Paul Thomas <pault@gcc.gnu.org>
3377
3378 PR fortran/83999
3379 * resolve.c (resolve_fl_procedure): Include class functions in
3380 the test that elemental function results be scalar.
3381
3382 2018-10-06 Thomas Koenig <tkoenig@gcc.gnu.org>
3383
3384 PR fortran/84640
3385 * simplify.c (gfc_simplify_cshift): Extend size of hs_ex and ss_ex
3386 by one. Set extents one past the array boundaries to zero to avoid
3387 warning with instrumented compiler.
3388 (gfc_simplify_eoshift): Likewise, only for ss_ex.
3389
3390 2018-10-05 Paul Thomas <pault@gcc.gnu.org>
3391
3392 PR fortran/87487
3393 * trans-decl.c (gfc_get_symbol_decl): Make sure that deferred
3394 character length pointer initializer has the right type to fix
3395 problem with deferred_character_24.f90 on big endian.
3396
3397 2018-10-03 Jeff Law <law@redhat.comg>
3398
3399 * trans-types.c (get_typenode_from_name): Moved into gcc/tree.c.
3400
3401 2018-10-01 Paul Thomas <pault@gcc.gnu.org>
3402
3403 PR fortran/65677
3404 * trans-expr.c (gfc_trans_assignment_1): Set the 'identical'
3405 flag in the call to gfc_check_dependency.
3406
3407 2018-09-30 Paul Thomas <pault@gcc.gnu.org>
3408
3409 PR fortran/87359
3410 * trans-array.c (gfc_is_reallocatable_lhs): Correct the problem
3411 introduced by r264358, which prevented components of associate
3412 names from being reallocated on assignment.
3413
3414 2018-09-30 Paul Thomas <pault@gcc.gnu.org>
3415
3416 PR fortran/70752
3417 PR fortran/72709
3418 * trans-array.c (gfc_conv_scalarized_array_ref): If this is a
3419 deferred type and the info->descriptor is present, use the
3420 info->descriptor
3421 (gfc_conv_array_ref): Is the se expr is a descriptor type, pass
3422 it as 'decl' rather than the symbol backend_decl.
3423 (gfc_array_allocate): If the se string_length is a component
3424 reference, fix it and use it for the expression string length
3425 if the latter is not a variable type. If it is a variable do
3426 an assignment. Make use of component ref string lengths to set
3427 the descriptor 'span'.
3428 (gfc_conv_expr_descriptor): For pointer assignment, do not set
3429 the span field if gfc_get_array_span returns zero.
3430 * trans.c (get_array_span): If the upper bound a character type
3431 is zero, use the descriptor span if available.
3432
3433 2018-09-30 Paul Thomas <pault@gcc.gnu.org>
3434
3435 PR fortran/70149
3436 * trans-decl.c (gfc_get_symbol_decl): A deferred character
3437 length pointer that is initialized needs the string length to
3438 be initialized as well.
3439
3440 2018-09-29 Paul Thomas <pault@gcc.gnu.org>
3441
3442 PR fortran/65677
3443 * trans-expr.c (gfc_trans_assignment_1): If there is dependency
3444 fix the rse stringlength.
3445
3446 2018-09-25 Martin Liska <mliska@suse.cz>
3447
3448 PR fortran/87394
3449 * decl.c (add_hidden_procptr_result): Simplify condition
3450 as we are in branch witch 'case1 || case2'.
3451
3452 2018-09-25 Martin Liska <mliska@suse.cz>
3453
3454 * trans.c (remove_suffix): Remove
3455 unused function.
3456
3457 2018-09-24 Thomas Koenig <tkoenig@gcc.gnu.org>
3458
3459 PR fortran/87397
3460 * gfc_conv_procedure_call: Do not add clobber on INTENT(OUT)
3461 for variables in an associate statement.
3462
3463 2018-09-24 Bernhard Reuther-Fischer <aldot@gcc.gnu.org>
3464 Cesar Philippidis <cesar@codesourcery.com>
3465
3466 * openmp.c (resolve_oacc_loop_blocks):
3467
3468 2018-09-23 Thomas Koenig <tkoenig@gcc.gnu.org>
3469
3470 PR fortran/87397
3471 * gfc_conv_procedure_call: Do not add clobber on INTENT(OUT)
3472 for variables having the dimension attribute.
3473
3474 2018-09-23 Janne Blomqvist <jb@gcc.gnu.org>
3475
3476 * trans-expr.c (gfc_caf_get_image_index): Do array index
3477 calculations in gfc_array_index_type.
3478 * trans-intrinsic.c (conv_intrinsic_event_query): Likewise.
3479 * trans-stmt.c (gfc_trans_lock_unlock): Likewise.
3480 (gfc_trans_event_post_wait): Likewise.
3481
3482 2018-09-23 Thomas Koenig <tkoenig@gcc.gnu.org>
3483
3484 PR fortran/87395
3485 * gfc_conv_procedure_call: Reformat comments slightly. Do not add
3486 clobber on INTENT(OUT) for saved variables.
3487
3488 2018-09-22 Thomas Koenig <tkoenig@gcc.gnu.org>
3489
3490 PR fortran/41453
3491 * trans.h (gfc_conv_expr_reference): Add optional argument
3492 add_clobber to prototype.
3493 (gfc_conv_procedure_call): Set add_clobber argument to
3494 gfc_conv_procedure_reference to true for scalar, INTENT(OUT),
3495 non-pointer, non-allocatable, non-dummy variables whose type
3496 is neither BT_CHARACTER, BT_DERIVED or BT_CLASS, but only if
3497 the procedure is not elemental.
3498 * trans-expr.c (gfc_conv_procedure_reference): Add clobber
3499 statement before call if add_clobber is set.
3500
3501 2018-09-22 Paul Thomas <pault@gcc.gnu.org>
3502
3503 PR fortran/85603
3504 * trans-array.c (gfc_alloc_allocatable_for_assignment): Test
3505 the charlen backend_decl before using the VAR_P macro.
3506
3507 2018-09-21 Paul Thomas <pault@gcc.gnu.org>
3508
3509 PR fortran/77325
3510 * trans-array.c (gfc_alloc_allocatable_for_assignment): If the
3511 rhs has a charlen expression, convert that and use it.
3512 * trans-expr.c (gfc_trans_assignment_1): The rse.pre for the
3513 assignment of deferred character array vars to a realocatable
3514 lhs should not be added to the exterior block since vector
3515 indices, for example, generate temporaries indexed within the
3516 loop.
3517
3518 2018-09-21 Paul Thomas <pault@gcc.gnu.org>
3519
3520 PR fortran/87359
3521 * trans-stmt.c (gfc_trans_allocate): Don't deallocate alloc
3522 components if must_finalize is set for expr3.
3523
3524 2018-09-21 Andrew Stubbs <ams@codesourcery.com>
3525 Kwok Cheung Yeung <kcy@codesourcery.com>
3526
3527 * trans-expr.c (gfc_trans_structure_assign): Ensure that the first
3528 argument of a call to _gfortran_caf_register is of size_type_node.
3529 * trans-intrinsic.c (conv_intrinsic_event_query): Convert computed
3530 index to a size_type_node type.
3531 * trans-stmt.c (gfc_trans_event_post_wait): Likewise.
3532
3533 2018-09-20 Allan Sandfeld Jensen <allan.jensen@qt.io>
3534
3535 * gfortranspec.c (lang_specific_driver): Handle -r like -nostdlib.
3536
3537 2018-09-20 Janus Weil <janus@gcc.gnu.org>
3538
3539 * gfortran.h (gfc_str_startswith): New macro.
3540 * decl.c (variable_decl, gfc_match_end): Use it.
3541 * iresolve.c (is_trig_resolved): Ditto.
3542 * module.c (load_omp_udrs, read_module): Ditto.
3543 * options.c (gfc_handle_runtime_check_option): Ditto.
3544 * primary.c (match_arg_list_function): Ditto.
3545 * trans-decl.c (gfc_get_symbol_decl): Ditto.
3546 * trans-expr.c (gfc_conv_procedure_call): Ditto.
3547 * interface.c (dtio_op): Replace strncmp by strcmp.
3548 * resolve.c (resolve_actual_arglist, resolve_function): Ditto.
3549 * trans-expr.c (conv_arglist_function): Ditto.
3550 * trans-intrinsic.c (gfc_conv_ieee_arithmetic_function): Replace macro
3551 STARTS_WITH by gfc_str_startswith.
3552
3553 2018-09-20 Cesar Philippidis <cesar@codesourcery.com>
3554
3555 * dump-parse-tree.c (show_omp_clauses): Add missing omp list_types
3556 and reorder the switch cases to match the enum in gfortran.h.
3557
3558 2018-09-19 Paul Thomas <pault@gcc.gnu.org>
3559
3560 PR fortran/84109
3561 * trans-expr.c (gfc_trans_assignment_1): The rse.pre for the
3562 assignment of deferred character intrinsic elemental function
3563 results to a realocatable lhs must not be added to the exterior
3564 block if they are array valued but must go to the loop body.
3565
3566 2018-09-18 Thomas Koenig <tkoenig@gcc.gnu.org>
3567
3568 PR fortran/29550
3569 * gfortran.h (gfc_expr): Add external_blas flag.
3570 * frontend-passes.c (matrix_case): Add case A2TB2T.
3571 (optimize_namespace): Handle flag_external_blas by
3572 calling call_external_blas.
3573 (get_array_inq_function): Add argument okind. If
3574 it is nonzero, use it as the kind of argument
3575 to be used.
3576 (inline_limit_check): Remove m_case argument, add
3577 limit argument instead. Remove assert about m_case.
3578 Set the limit for inlining from the limit argument.
3579 (matmul_lhs_realloc): Handle case A2TB2T.
3580 (inline_matmul_assign): Handle inline limit for other cases with
3581 two rank-two matrices. Remove no-op calls to inline_limit_check.
3582 (call_external_blas): New function.
3583 * trans-intrinsic.c (gfc_conv_intrinsic_funcall): Do not add
3584 argument to external BLAS if external_blas is already set.
3585
3586 2018-09-18 Paul Thomas <pault@gcc.gnu.org>
3587
3588 PR fortran/87239
3589 * trans-expr.c (gfc_trans_assignment_1): The rse.pre for the
3590 assignment of deferred character elemental function results to
3591 a realocatable lhs must not be added to the exterior block but
3592 must go to the loop body.
3593
3594 2018-09-18 Paul Thomas <pault@gcc.gnu.org>
3595
3596 PR fortran/87336
3597 * trans-array.c (gfc_get_array_span): Try to get the element
3598 length of incomplete types. Return NULL_TREE otherwise.
3599 (gfc_conv_expr_descriptor): Only set the 'span' field if the
3600 above does not return NULL_TREE. Set 'span' field if possible
3601 for all new descriptors.
3602
3603 2018-09-17 Paul Thomas <pault@gcc.gnu.org>
3604
3605 PR fortran/64120
3606 * trans-decl.c (gfc_get_symbol_decl): Flag allocatable, scalar
3607 characters with a variable length expression for deferred init.
3608 (gfc_trans_deferred_vars): Perform the assignment for these
3609 symbols by calling gfc_conv_string_length.
3610
3611 2018-09-17 Paul Thomas <pault@gcc.gnu.org>
3612
3613 PR fortran/85954
3614 * resolve.c (resolve_assoc_var): If the target expression is a
3615 deferred charlen dummy and the associate name shares the
3616 charlen, generate a new one. Make sure that new charlens are in
3617 the namespace list so that they get cleaned up.
3618 * trans-array.c (gfc_is_reallocatable_lhs): Associate names are
3619 not reallocatable.
3620 * trans-decl.c (gfc_get_symbol_decl): Put deferred character
3621 length dummy and result arrays on the deferred initialization
3622 list so that the variable length arrays can be correctly dealt
3623 with.
3624 * trans-expr.c (gfc_conv_string_length): Return if 'expr' is
3625 NULL rather than ICEing..
3626
3627 2018-09-16 Janus Weil <janus@gcc.gnu.org>
3628
3629 PR fortran/86484
3630 PR fortran/84543
3631 * match.c (gfc_match_assignment): For a polymorphic assignment,
3632 make sure that the vtab for the rhs type is generated.
3633
3634 2018-09-16 Thomas Koenig <tkoenig@gcc.gnu.org>
3635
3636 PR fortran/37802
3637 * frontend-passes.c (B_ERROR): New macro for matmul bounds
3638 checking error messages.
3639 (C_ERROR): Likewise.
3640 (inline_matmul_assign): Reorganize bounds checking, use B_ERROR
3641 and C_ERROR macros.
3642
3643 2018-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
3644
3645 * trans-array.c (gfc_conv_array_initializer): Remove excess precision
3646 from overlength string initializers.
3647
3648 2018-09-12 Paul Thomas <pault@gcc.gnu.org>
3649
3650 PR fortran/87284
3651 * trans-expr.c (gfc_trans_class_init_assign): Access to
3652 to array elements of the dynamic type requires that the array
3653 reference be added to the class expression and not the _data
3654 component, unlike scalar expressions.
3655
3656 2018-09-11 Janus Weil <janus@gcc.gnu.org>
3657
3658 PR fortran/87172
3659 * resolve.c (resolve_fl_derived): If a type has the 'use_assoc'
3660 attribute, then it was declared in another module, so there should be
3661 no error that it has not been declared.
3662
3663 2018-09-11 Paul Thomas <pault@gcc.gnu.org>
3664
3665 PR fortran/87277
3666 * expr.c (is_subref_array): Add the check of dimensionality for
3667 class, dummy, pointer arrays.
3668
3669 2018-09-11 Janus Weil <janus@gcc.gnu.org>
3670
3671 PR fortran/86830
3672 * expr.c (gfc_is_simply_contiguous): Handle type-bound procedure calls
3673 with non-polymorphic objects.
3674
3675 2018-09-10 Janus Weil <janus@gcc.gnu.org>
3676
3677 PR fortran/85395
3678 * decl.c (match_binding_attributes): Use correct default accessibility
3679 for procedure pointer components.
3680
3681 2018-09-03 Jerry DeLisle <jvdelisle@gcc.gnu.org>
3682
3683 * simplify.c (gfc_simplify_modulo): Re-arrange code to test whether
3684 'P' is zero and issue an error if it is.
3685
3686 2018-08-31 Paul Thomas <pault@gcc.gnu.org>
3687
3688 PR fortran/86328
3689 PR fortran/86760
3690 * trans-array.c (gfc_conv_scalarized_array_ref): Do not fix
3691 info->descriptor but pass it directly to gfc_build_array_ref.
3692 (gfc_conv_array_ref): Likewise for se->expr.
3693 * trans.c (gfc_build_array_ref): If 'decl' is a COMPONENT_REF
3694 obtain the span field directly from it.
3695
3696 2017-08-28 Paul Thomas <pault@gcc.gnu.org>
3697
3698 PR fortran/80477
3699 * trans-expr.c (gfc_conv_procedure_call): Allocatable class
3700 scalar results being passed to a derived type formal argument
3701 are finalized if possible. Otherwise, rely on existing code for
3702 deallocation. Make the deallocation of allocatable result
3703 components conditional on finalization not taking place. Make
3704 the freeing of data components after finalization conditional
3705 on the data being NULL.
3706 (gfc_trans_arrayfunc_assign): Change the gcc_assert to a
3707 condition to return NULL_TREE.
3708 (gfc_trans_assignment_1): If the assignment is class to class
3709 and the rhs expression must be finalized but the assignment
3710 is not marked as a polymorphic assignment, use the vptr copy
3711 function instead of gfc_trans_scalar_assign.
3712
3713 PR fortran/86481
3714 * trans-expr.c (gfc_conv_expr_reference): Do not add the post
3715 block to the pre block if the expression is to be finalized.
3716 * trans-stmt.c (gfc_trans_allocate): If the expr3 must be
3717 finalized, load the post block into a finalization block and
3718 add it right at the end of the allocation block.
3719
3720 2018-08-27 David Malcolm <dmalcolm@redhat.com>
3721
3722 PR 87091
3723 * error.c (gfc_format_decoder): Update for conversion of
3724 show_caret_p to a tri-state.
3725
3726 2018-08-25 Janus Weil <janus@gcc.gnu.org>
3727
3728 PR fortran/86545
3729 * resolve.c (resolve_transfer): Correctly determine typespec for
3730 generic function calls, in order to throw a proper error.
3731
3732 2018-08-24 Thomas Koenig <tkoenig@gcc.gnu.org>
3733
3734 PR fortran/86837
3735 * frontend-passes.c (var_in_expr_callback): New function.
3736 (var_in_expr): New function.
3737 (traverse_io_block): Use var_in_expr instead of
3738 gfc_check_dependency for checking if the variable depends on the
3739 previous interators.
3740
3741 2018-08-23 Janne Blomqvist <blomqvist.janne@gmail.com>
3742
3743 * trans-intrinsic.c (gfc_conv_intrinsic_minmaxval): Delete
3744 HONOR_SIGNED_ZEROS checks.
3745
3746 2018-08-23 Paul Thomas <pault@gcc.gnu.org>
3747
3748 PR fortran/86863
3749 * resolve.c (resolve_typebound_call): If the TBP is not marked
3750 as a subroutine, check the specific symbol.
3751
3752 2018-08-22 Thomas Koenig <tkoenig@gcc.gnu.org>
3753
3754 * gfortran.texi: Mention that asynchronous I/O does
3755 not work on systems which lack condition variables, such
3756 as AIX.
3757
3758 2018-08-22 Janus Weil <janus@gcc.gnu.org>
3759
3760 PR fortran/86935
3761 * match.c (gfc_match_associate): Improve diagnostics for the ASSOCIATE
3762 statement.
3763
3764 2018-08-22 Andrew Benson <abensonca@gmail.com>
3765
3766 * module.c (load_generic_interfaces): Move call to find_symbol()
3767 so that only occurs if actually needed.
3768
3769 2018-08-22 Janus Weil <janus@gcc.gnu.org>
3770
3771 PR fortran/86888
3772 * decl.c (gfc_match_data_decl): Allow allocatable components of
3773 indirectly recursive type.
3774 * resolve.c (resolve_component): Remove two errors messages ...
3775 (resolve_fl_derived): ... and replace them by a new one.
3776
3777 2018-08-21 Janne Blomqvist <jb@gcc.gnu.org>
3778
3779 * trans-intrinsic.c (gfc_conv_intrinsic_minmax): Use
3780 MAX_EXPR/MIN_EXPR unconditionally for real arguments.
3781 * gfortran.texi (Compiler Characteristics): Document MAX/MIN
3782 behavior wrt NaN.
3783
3784 2018-08-21 Nicolas Koenig <koenigni@gcc.gnu.org>
3785 Thomas Koenig <tkoenig@gcc.gnu.org>
3786
3787 PR fortran/25829
3788 * gfortran.texi: Add description of asynchronous I/O.
3789 * trans-decl.c (gfc_finish_var_decl): Treat asynchronous variables
3790 as volatile.
3791 * trans-io.c (gfc_build_io_library_fndecls): Rename st_wait to
3792 st_wait_async and change argument spec from ".X" to ".w".
3793 (gfc_trans_wait): Pass ID argument via reference.
3794
3795 2018-08-16 Nathan Sidwell <nathan@acm.org>
3796
3797 * cpp.c (dump_macro): Use cpp_user_macro_p.
3798
3799 2018-08-14 Janus Weil <janus@gcc.gnu.org>
3800
3801 PR fortran/86116
3802 * interface.c (compare_type): Remove a CLASS/TYPE check.
3803 (compare_type_characteristics): New function that behaves like the old
3804 'compare_type'.
3805 (gfc_check_dummy_characteristics, gfc_check_result_characteristics):
3806 Call 'compare_type_characteristics' instead of 'compare_type'.
3807
3808 2018-08-12 Paul Thomas <pault@gcc.gnu.org>
3809
3810 PR fortran/66679
3811 * trans-intrinsic.c (gfc_conv_intrinsic_transfer): Class array
3812 elements are returned as references to the data element. Get
3813 the class expression by stripping back the references. Use this
3814 for the element size.
3815
3816 2018-08-12 Paul Thomas <pault@gcc.gnu.org>
3817
3818 PR fortran/86906
3819 * resolve.c (resolve_fl_variable_derived): Check if the derived
3820 type is use associated before checking for the host association
3821 error.
3822
3823 2018-08-10 Janus Weil <janus@gcc.gnu.org>
3824
3825 PR fortran/57160
3826 * invoke.texi (frontend-optimize): Mention short-circuiting.
3827 * options.c (gfc_post_options): Disable -ffrontend-optimize with -Og.
3828 * resolve.c (resolve_operator): Warn about short-circuiting only with
3829 -ffrontend-optimize.
3830 * trans-expr.c (gfc_conv_expr_op): Use short-circuiting operators only
3831 with -ffrontend-optimize. Without that flag, make sure that both
3832 operands are evaluated.
3833
3834 2018-08-08 Nathan Sidwell <nathan@acm.org>
3835
3836 * cpp.c (cb_file_change): Use linemap_included_from.
3837
3838 2018-08-07 Cesar Philippidis <cesar@codesourcery.com>
3839
3840 * trans-stmt.h: Remove stale reference to trans-openacc.c.
3841
3842 2018-08-04 Janus Weil <janus@gcc.gnu.org>
3843
3844 PR fortran/45521
3845 * interface.c (gfc_compare_interfaces): Apply additional
3846 distinguishability criteria of F08 to operator interfaces.
3847
3848 2018-07-31 Andre Vieira <andre.simoesdiasvieira@arm.com>
3849
3850 Revert 'AsyncI/O patch committed'
3851 2018-07-25 Nicolas Koenig <koenigni@gcc.gnu.org>
3852 Thomas Koenig <tkoenig@gcc.gnu.org>
3853
3854 PR fortran/25829
3855 * gfortran.texi: Add description of asynchronous I/O.
3856 * trans-decl.c (gfc_finish_var_decl): Treat asynchronous variables
3857 as volatile.
3858 * trans-io.c (gfc_build_io_library_fndecls): Rename st_wait to
3859 st_wait_async and change argument spec from ".X" to ".w".
3860 (gfc_trans_wait): Pass ID argument via reference.
3861
3862 2018-07-25 Nicolas Koenig <koenigni@gcc.gnu.org>
3863 Thomas Koenig <tkoenig@gcc.gnu.org>
3864
3865 PR fortran/25829
3866 * gfortran.texi: Add description of asynchronous I/O.
3867 * trans-decl.c (gfc_finish_var_decl): Treat asynchronous variables
3868 as volatile.
3869 * trans-io.c (gfc_build_io_library_fndecls): Rename st_wait to
3870 st_wait_async and change argument spec from ".X" to ".w".
3871 (gfc_trans_wait): Pass ID argument via reference.
3872
3873 2018-07-20 Martin Sebor <msebor@redhat.com>
3874
3875 PR middle-end/82063
3876 * gfortran.h (gfc_handle_option): Change function argument
3877 to HOST_WIDE_INT.
3878 * options.c (gfc_handle_option): Same.
3879
3880 2018-07-20 Andrew Benson <abenson@carnegiescience.edu>
3881
3882 * gfortran.h (gfc_symbol): Add pointer to next derived type.
3883 (gfc_dt_list, gfc_get_dt_list): Remove.
3884 (gfc_namespace): Replace gfc_dt_list with gfc_symbol.
3885 * parse.c (resolve_all_program_units): Replace gfc_free_dt_list() with
3886 simple nullification of gfc_derived_types.
3887 * resolve.c (resolve_global_procedure): Replace gfc_dt_list with
3888 gfc_symbol.
3889 (add_dt_to_dt_list): Change derived type linked list insertion to
3890 utilize dt_next pointers in gfc_symbol.
3891 * symbol.c (gfc_new_symbol, gfc_free_dt_list, gfc_symbol_done2)
3892 (get_iso_c_binding_dt, generate_isocbinding_symbol): Remove
3893 gfc_free_dt_list as gfc_dt_list is obsoleted. Change derived type
3894 linked list search/insertion to utilize dt_next pointers in gfc_symbol.
3895 * trans-types.c (gfc_get_derived_type): Change derived type linked
3896 list search to utilize dt_next pointers in gfc_symbol.
3897
3898 2018-07-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3899
3900 * trans-intrinsic.c: (gfc_conv_intrinsic_minmax): Emit MIN_MAX_EXPR
3901 or IFN_FMIN/FMAX sequence to calculate the min/max when possible.
3902
3903 2018-07-18 Janus Weil <janus@gcc.gnu.org>
3904 Thomas Koenig <tkoenig@gcc.gnu.org>
3905
3906 PR fortran/85599
3907 * dump-parse-tree.c (show_attr): Add handling of implicit_pure.
3908 * frontend-passes.c (do_warn_function_elimination): Do not warn for
3909 pure functions.
3910 * gfortran.h: Add prototypes for gfc_pure_function and
3911 gfc_implicit_pure_function.
3912 * gfortran.texi: Add chapter on evaluation of logical expressions.
3913 * invoke.texi: Mention that -Wfunction-elimination is implied
3914 by -Wextra.
3915 * lang.opt: Make -Wextra imply -Wfunction-elimination.
3916 * resolve.c (pure_function): Rename to gfc_pure_function.
3917 (gfc_implicit_pure_function): New function.
3918 (check_pure_function): Use it here.
3919 (impure_function_callback): New function.
3920 (resolve_operator): Call it via gfc_expr_walker.
3921
3922 2018-07-16 Fritz Reese <fritzoreese@gmail.com>
3923
3924 PR fortran/83184
3925 * decl.c (match_old_style_init): Initialize locus of variable expr when
3926 creating a data variable.
3927 (match_clist_expr): Verify array is explicit shape/size before
3928 attempting to allocate constant array constructor.
3929
3930 2018-07-16 Fritz Reese <fritzoreese@gmail.com>
3931
3932 PR fortran/86417
3933 * module.c (mio_component): Set component->loc when loading from module.
3934
3935 2018-07-10 Jakub Jelinek <jakub@redhat.com>
3936
3937 PR fortran/86421
3938 * module.c (omp_declare_simd_clauses): Add LINEAR with _REF, _VAL and
3939 _UVAL suffixes.
3940 (mio_omp_declare_simd): Save and restore ref, val and uval modifiers
3941 on linear clauses. Initialize n->where to gfc_current_locus.
3942
3943 2018-07-05 Paul Thomas <pault@gcc.gnu.org>
3944
3945 PR fortran/86408
3946 * resolve.c.c (resolve_contained_fntype): Reference to C418 is
3947 in F2008 and not F2003.
3948 (resolve_function): Ditto in error message. Also, exclude
3949 deferred character length results from the error.
3950
3951 2018-07-05 Fritz Reese <fritzoreese@gmail.com>
3952
3953 PR fortran/83183
3954 PR fortran/86325
3955 * expr.c (class_allocatable, class_pointer, comp_allocatable,
3956 comp_pointer): New helpers.
3957 (component_initializer): Generate EXPR_NULL for allocatable or pointer
3958 components. Do not generate initializers for components within BT_CLASS.
3959 Do not assign to comp->initializer.
3960 (gfc_generate_initializer): Use new helpers; move code to generate
3961 EXPR_NULL for class allocatable components into component_initializer().
3962
3963 2018-07-04 Jerry DeLisle <jvdelisle@gcc.gnu.org>
3964
3965 PR fortran/82009
3966 * trans-decl.c (gfc_process_block_locals): Delete assert and set
3967 saved_local_decls = NULL_TREE.
3968
3969 2018-07-02 Richard Biener <rguenther@suse.de>
3970
3971 PR lto/86321
3972 * trans-types.c (gfc_get_array_type_bounds): Unshare TYPE_FIELDs
3973 for the distinct type copy.
3974
3975 2018-07-02 Paul Thomas <pault@gcc.gnu.org>
3976
3977 PR fortran/82969
3978 PR fortran/86242
3979 * trans-array.c (structure_alloc_comps): Do not explicitly copy
3980 procedure pointer components.
3981
3982 2018-07-02 Paul Thomas <pault@gcc.gnu.org>
3983
3984 PR fortran/45305
3985 * expr.c : Add a prototype for scalarize_intrinsic_call.
3986 (gfc_simplify_expr): Use scalarize_intrinsic_call for elemental
3987 intrinsic function calls.
3988 (scalarize_intrinsic_call): Add 'init_flag' argument. Check if
3989 the expression or any of the actual argument expressions are
3990 NULL. Before calling gfc_check_init_expr, check 'init_flag'.
3991 Only simplify the scalarized expressions if there are no errors
3992 on the stack.
3993 (gfc_check_init_expr): Set 'init_flag' true in the call to
3994 scalarize_intrinsic_call.
3995
3996 2018-06-28 Fritz Reese <fritzoreese@gmail.com>
3997
3998 PR fortran/82865
3999 * decl.c (gfc_match_type): Refactor and check for PDT declarations.
4000
4001 2018-06-28 Martin Liska <mliska@suse.cz>
4002
4003 * gfortranspec.c: Include opt-suggestions.h.
4004
4005 2018-06-25 Fritz Reese <fritzoreese@gmail.com>
4006
4007 PR fortran/82972
4008 PR fortran/83088
4009 PR fortran/85851
4010 * expr.c (component_initializer): Assign init expr to c->initializer.
4011 (generate_isocbinding_initializer): New.
4012 (gfc_generate_initializer): Call generate_isocbinding_initializer to
4013 generate initializers for c_ptr and c_funptr with -finit-derived.
4014
4015 2018-06-23 Jerry DeLisle <jvdelisle@gcc.gnu.org>
4016
4017 PR fortran/85983
4018 * interface.c (check_dtio_interface1): Delete assert.
4019
4020 2018-06-22 Paul Thomas <pault@gcc.gnu.org>
4021 Rainer Orth <ro@gcc.gnu.org>
4022
4023 PR fortran/86281
4024 * resolve.c (resolve_contained_fntype): Check for the charlen
4025 before testing the length.
4026
4027 2018-06-21 Paul Thomas <pault@gcc.gnu.org>
4028
4029 PR fortran/49630
4030 * resolve.c (resolve_contained_fntype): Change standard ref.
4031 from F95 to F2003: C418. Correct a spelling error in a comment.
4032 It is an error for an abstract interface to have an assumed
4033 character length result.
4034 * trans-expr.c (gfc_conv_procedure_call): Likewise change the
4035 standard reference.
4036
4037 2018-06-21 Paul Thomas <pault@gcc.gnu.org>
4038
4039 PR fortran/83118
4040 * resolve.c (resolve_ordinary_assign): Force the creation of a
4041 vtable for assignment of non-polymorphic expressions to an
4042 unlimited polymorphic object.
4043 * trans-array.c (gfc_alloc_allocatable_for_assignment): Use the
4044 size of the rhs type for such assignments. Set the dtype, _len
4045 and vptrs appropriately.
4046 * trans-expr.c (gfc_trans_assignment): Force the use of the
4047 _copy function for these assignments.
4048
4049 2018-06-20 Chung-Lin Tang <cltang@codesourcery.com>
4050 Thomas Schwinge <thomas@codesourcery.com>
4051 Cesar Philippidis <cesar@codesourcery.com>
4052
4053 * gfortran.h (gfc_omp_clauses): Add unsigned if_present, finalize
4054 bitfields.
4055 * openmp.c (enum omp_mask2): Remove OMP_CLAUSE_PRESENT_OR_*. Add
4056 OMP_CLAUSE_{IF_PRESENT,FINALIZE}.
4057 (gfc_match_omp_clauses): Update handling of copy, copyin, copyout,
4058 create, deviceptr, present_of_*. Add support for finalize and
4059 if_present.
4060 (OACC_PARALLEL_CLAUSES): Remove PRESENT_OR_* clauses.
4061 (OACC_KERNELS_CLAUSES): Likewise.
4062 (OACC_DATA_CLAUSES): Likewise.
4063 (OACC_DECLARE_CLAUSES): Likewise.
4064 (OACC_UPDATE_CLAUSES): Add IF_PRESENT clause.
4065 (OACC_ENTER_DATA_CLAUSES): Remove PRESENT_OR_* clauses.
4066 (OACC_EXIT_DATA_CLAUSES): Add FINALIZE clause.
4067 (gfc_match_oacc_declare): Update to OpenACC 2.5 semantics.
4068 * trans-openmp.c (gfc_trans_omp_clauses): Add support for IF_PRESENT
4069 and FINALIZE.
4070
4071 2018-06-18 Eric Botcazou <ebotcazou@adacore.com>
4072
4073 * trans-decl.c (gfc_get_fake_result_decl): Revert latest change.
4074
4075 2018-06-17 Eric Botcazou <ebotcazou@adacore.com>
4076
4077 * trans-decl.c (nonlocal_dummy_decl_pset): Delete.
4078 (nonlocal_dummy_decls): Likewise.
4079 (gfc_nonlocal_dummy_array_decl): Likewise.
4080 (gfc_get_symbol_decl): Do not call gfc_nonlocal_dummy_array_decl.
4081 (gfc_get_fake_result_decl): Do not generate a new DECL if simply
4082 reusing the result of a recursive call.
4083 (gfc_generate_function_code): Do not create, insert and destroy
4084 nonlocal_dummy_decls.
4085
4086 2018-06-13 Steven G. Kargl <kargl@gcc.gnu.org>
4087
4088 PR fortran/86110
4089 * array.c (gfc_resolve_character_array_constructor): Avoid NULL
4090 pointer dereference.
4091
4092 2018-06-13 Cesar Philippidis <cesar@codesourcery.com>
4093
4094 PR fortran/85703
4095 * parse.c (decode_oacc_directive): Set gfc_matching_function
4096 to false.
4097 (decode_omp_directive): Likewise.
4098
4099 2018-06-13 Cesar Philippidis <cesar@codesourcery.com>
4100
4101 PR fortran/85702
4102 * openmp.c (gfc_match_oacc_wait): Use %C to report error location.
4103
4104 2018-06-12 David Malcolm <dmalcolm@redhat.com>
4105
4106 PR other/69968
4107 * misc.c (gfc_closest_fuzzy_match): Update for renaming of
4108 levenshtein_distance to get_edit_distance.
4109
4110 2018-06-12 Steven G. Kargl <kargl@gcc.gnu.org>
4111
4112 PR fortran/44491
4113 * expr.c (gfc_check_assign): Select non-NULL locus.
4114
4115 2018-06-11 Janus Weil <janus@gcc.gnu.org>
4116
4117 PR fortran/45521
4118 * interface.c (compare_ptr_alloc): New function.
4119 (generic_correspondence): Call it.
4120
4121 2018-06-10 Thomas Koenig <tkoenig@gcc.gnu.org>
4122
4123 * gfortran.h (gfc_expr): Add no_bounds_check field.
4124 * frontend-passes.c (get_array_inq_function): Set no_bounds_check
4125 on function and function argument.
4126 (inline_matmul_assign): Set no_bounds_check on zero expression
4127 and on lhs of zero expression.
4128 Also handle A1B2 case if realloc on assigment is active.
4129 * trans-array.c (gfc_conv_array_ref): Don't do range checking
4130 if expr has no_bounds_check set.
4131 (gfc_conv_expr_descriptor): Set no_bounds_check on ss if expr
4132 has it set.
4133 * trans-expr.c (gfc_trans_assignment_1): Set no_bounds_check
4134 on lss and lss if the corresponding expressions have it set.
4135
4136 2018-06-10 Dominique d'Humieres <dominiq@gcc.gnu.org>
4137
4138 PR fortran/79854
4139 * trans-const.c: Remove include "diagnostic-core.h".
4140 (gfc_conv_constant_to_tree): Replace fatal_error with gcc_unreachable.
4141
4142 2018-06-10 Janus Weil <janus@gcc.gnu.org>
4143
4144 PR fortran/85088
4145 * decl.c (match_attr_spec): Synchronize the DECL_* enum values with the
4146 INTENT_* values from the enum 'sym_intent'. Call 'match_intent_spec'
4147 and remove a TODO note.
4148 * gfortran.h: Add a comment to sym_intent.
4149
4150 2018-06-09 Steven G. Kargl <kargl@gcc.gnu.org>
4151
4152 PR fortran/38351
4153 * resolve.c (resolve_operator): Provide better error message for
4154 derived type entity used in an binary intrinsic numeric operator.
4155
4156 2018-06-09 Steven G. Kargl <kargl@gcc.gnu.org>
4157
4158 PR fortran/85138
4159 PR fortran/85996
4160 PR fortran/86051
4161 * decl.c (gfc_match_char_spec): Use private namespace in attempt to
4162 reduce a charlen to a constant.
4163
4164 2018-06-09 Steven G. Kargl <kargl@gcc.gnu.org>
4165
4166 PR fortran/78278
4167 * data.c (gfc_assign_data_value): Re-arrange code to allow for
4168 an error for double initialization of CHARACTER entities.
4169
4170 2018-06-09 Steven G. Kargl <kargl@gcc.gnu.org>
4171
4172 PR fortran/63514
4173 * symbol.c (gfc_add_volatile): Enforce F2008:C1282 and F2018:C1588.
4174
4175 2018-06-08 Thomas Koenig <tkoenig@gcc.gnu.org>
4176
4177 PR fortran/85631
4178 * trans.h (gfc_ss): Add field no_bounds_check.
4179 * trans-array.c (gfc_conv_ss_startstride): If flag_realloc_lhs and
4180 ss->no_bounds_check is set, do not use runtime checks.
4181 * trans-expr.c (gfc_trans_assignment_1): Set lss->no_bounds_check
4182 for reallocatable lhs.
4183
4184 2018-06-08 Steven G. Kargl <kargl@gcc.gnu.org>
4185
4186 PR fortran/86059
4187 * array.c (match_array_cons_element): NULL() cannot be in an
4188 array constructor.
4189
4190 2018-06-08 Steven G. Kargl <kargl@gcc.gnu.org>
4191
4192 PR fortran/78571
4193 * data.c (create_character_initializer): Return early if type is
4194 incompatible with CHARACTER.
4195
4196 2018-06-07 Steven G. Kargl <kargl@gcc.gnu.org>
4197
4198 PR fortran/86045
4199 * simplify.c (gfc_simplify_mod): Re-arrange code to test whether
4200 'P' is zero and issue an error if it is.
4201
4202 2018-06-06 Thomas Koenig <tkoenig@gcc.gnu.org>
4203
4204 PR fortran/85641
4205 * frontend-passes.c (is_fe_temp): Add prototype.
4206 (realloc_string_callback): Early return for frontend-generated
4207 temporary.
4208
4209 2018-06-05 Cesar Philippidis <cesar@codesourcery.com>
4210
4211 PR fortran/85701
4212
4213 * openmp.c (gfc_resolve_oacc_declare): Error on functions and
4214 subroutine data clause arguments.
4215
4216 2018-06-04 Steven G. Kargl <kargl@gcc.gnu.org>
4217
4218 PR fortran/85981
4219 * resolve.c (resolve_allocate_deallocate): Check errmsg is default
4220 character kind.
4221
4222 2018-06-03 Paul Thomas <pault@gcc.gnu.org>
4223
4224 PR fortran/36497
4225 * decl.c (variable_decl): Use gfc_add_type for cray pointees.
4226
4227 2018-06-01 Steven G. Kargl <kargl@gcc.gnu.org>
4228
4229 PR fortran/63570
4230 * check.c (gfc_check_random_init): New function. Check arguments of
4231 RANDOM_INIT.
4232 * gfortran.h (GFC_ISYM_RANDOM_INIT): New enum token.
4233 * intrinsic.c (add_subroutines): Add RANDOM_INIT to list of
4234 subroutines.
4235 (gfc_check_intrinsic_standard): Introduce Fortran 2018 check.
4236 * intrinsic.h: Add prototypes for gfc_check_random_init and
4237 gfc_resolve_random_init
4238 * intrinsic.texi: Document new intrinsic subprogram.
4239 * iresolve.c (gfc_resolve_random_init): Resolve routine name.
4240 * trans-decl.c: Declare gfor_fndecl_random_init
4241 * trans-intrinsic.c (conv_intrinsic_random_init): New function.
4242 Translate call to RANDOM_INIT.
4243 (gfc_conv_intrinsic_subroutine): Call it.
4244 * trans.h: Declare gfor_fndecl_random_init
4245
4246 2018-05-27 Steven G. Kargl <kargl@gcc.gnu.org>
4247
4248 * decl.c (match_data_constant): Fortran 2018 allows pointer
4249 initialization in a data statement.
4250
4251 2018-05-25 Janus Weil <janus@gcc.gnu.org>
4252
4253 PR fortran/85839
4254 * match.c (gfc_match_block_data): Call gfc_notify_std to warn about
4255 an obsolescent feature in Fortran 2018.
4256 (gfc_match_equivalence): Ditto.
4257 * resolve.c (resolve_common_blocks): Ditto.
4258 (gfc_resolve_forall): Ditto.
4259 * symbol.c (gfc_define_st_label): Ditto.
4260
4261 2018-05-24 Steven G. Kargl <kargl@gcc.gnu.org>
4262
4263 PR fortran/85543
4264 * resolve.c (update_current_proc_array_outer_dependency): Avoid NULL
4265 pointer dereference.
4266
4267 2018-05-24 Steven G. Kargl <kargl@gcc.gnu.org>
4268
4269 PR fortran/85780
4270 * resolve.c (resolve_fl_procedure): Avoid NULL dereference.
4271
4272 2018-05-24 Steven G. Kargl <kargl@gcc.gnu.org>
4273
4274 PR fortran/85779
4275 * decl.c (gfc_match_derived_decl): Fix NULL point dereference.
4276
4277 2018-05-24 Steven G. Kargl <kargl@gcc.gnu.org>
4278
4279 PR fortran/85895
4280 * resolve.c (resolve_sync): Resolve expression before checking for
4281 an error.
4282
4283 2018-05-22 Janus Weil <janus@gcc.gnu.org>
4284
4285 PR fortran/85841
4286 * libgfortran.h: Remove the macros GFC_STD_F2008_TS and
4287 GFC_STD_OPT_F08TS.
4288 * error.c (notify_std_msg): Remove GFC_STD_F2008_TS.
4289 * options.c (set_default_std_flags): Ditto.
4290 (gfc_handle_option): Make -std=f2008ts an alias for -std=f2018.
4291 * array.c (gfc_match_array_spec): Replace GFC_STD_F2008_TS by
4292 GFC_STD_F2018.
4293 * check.c (gfc_check_atomic, gfc_check_event_query,
4294 gfc_check_c_f_pointer, gfc_check_c_f_procpointer, gfc_check_c_funloc,
4295 gfc_check_c_loc, gfc_check_num_images, gfc_check_this_image): Ditto.
4296 * decl.c (gfc_verify_c_interop_param, gfc_match_decl_type_spec): Ditto.
4297 * intrinsic.c (add_functions, add_subroutines,
4298 gfc_check_intrinsic_standard): Ditto.
4299 * iso-c-binding.def: Ditto.
4300 * iso-fortran-env.def: Ditto.
4301 * match.c (gfc_match_event_post, gfc_match_event_wait,
4302 gfc_match_fail_image, gfc_match_form_team, gfc_match_change_team,
4303 gfc_match_end_team, gfc_match_sync_team): Ditto.
4304 * gfortran.texi: Remove mention of -std=f2008ts.
4305 Move TSs into F2018 section.
4306 * invoke.texi: Update documentation of -std=f2008ts.
4307
4308 2018-05-21 Janus Weil <janus@gcc.gnu.org>
4309
4310 PR fortran/85841
4311 * libgfortran.h: New macros GFC_STD_OPT_*.
4312 * error.c (notify_std_msg): New function.
4313 (gfc_notify_std): Adjust such that it can handle combinations of
4314 GFC_STD_* flags in the 'std' argument, not just a single one.
4315 * match.c (match_arithmetic_if, gfc_match_if): Reject arithmetic if
4316 in Fortran 2018.
4317 (gfc_match_stopcode): Use GFC_STD_OPT_* macros.
4318 * options.c (set_default_std_flags): Warn for F2018 deleted features
4319 by default.
4320 (gfc_handle_option): F2018 deleted features are allowed in earlier
4321 standards.
4322 * symbol.c (gfc_define_st_label, gfc_reference_st_label): Reject
4323 nonblock do constructs in Fortran 2018.
4324
4325 2018-05-20 Paul Thomas <pault@gcc.gnu.org>
4326
4327 PR fortran/80657
4328 * resolve.c (flag_fn_result_spec): Use the 'sym' argument to
4329 test for self refs to the function result in the character len
4330 expression. If a self reference is found, emit an error and
4331 return true.
4332 (resolve_fntype): Use the function symbol in the calls to the
4333 above.
4334
4335 2018-05-20 Paul Thomas <pault@gcc.gnu.org>
4336
4337 PR fortran/49636
4338 * trans-array.c (gfc_get_array_span): Renamed from
4339 'get_array_span'.
4340 (gfc_conv_expr_descriptor): Change references to above.
4341 * trans-array.h : Add prototype for 'gfc_get_array_span'.
4342 * trans-intrinsic.c (gfc_conv_associated): Add pre and post
4343 blocks for 'arg1'.
4344 * trans-stmt.c (trans_associate_var): If the associate name is
4345 a subref array pointer, use gfc_get_array_span for the span.
4346
4347 2018-05-20 Paul Thomas <pault@gcc.gnu.org>
4348
4349 PR fortran/82275
4350 * match.c (gfc_match_type_spec): Go through the array ref and
4351 decrement 'rank' for every dimension that is an element.
4352
4353 2018-05-19 Paul Thomas <pault@gcc.gnu.org>
4354
4355 PR fortran/82923
4356 PR fortran/66694
4357 PR fortran/82617
4358 * trans-array.c (gfc_alloc_allocatable_for_assignment): Set the
4359 charlen backend_decl of the rhs expr to ss->info->string_length
4360 so that the value in the current scope is used.
4361
4362 2018-05-13 Steven G. Kargl <kargl@gcc.gnu.org>
4363
4364 PR fortran/63529
4365 * gfortran.texi: Clarify documentation for Cray pointer and
4366 assumed-sized array.
4367
4368 2018-05-13 Paul Thomas <pault@gcc.gnu.org>
4369
4370 PR fortran/85742
4371 * trans-types.c (gfc_get_dtype_rank_type): Reorder evaluation
4372 of 'size'. If the element type is a pointer use the size of the
4373 TREE_TYPE of the type, unless it is VOID_TYPE. In this latter
4374 case, set the size to zero.
4375
4376 2018-05-13 Steven G. Kargl <kargl@gcc.gnu.org>
4377
4378 * gfortran.h: Remove prototype.
4379 * symbol.c (gfc_new_undo_checkpoint): Remove unused function.
4380
4381 2018-05-11 Steven G. Kargl <kargl@gcc.gnu.org>
4382
4383 PR fortran/85542
4384 * expr.c (check_inquiry): Avoid NULL pointer dereference.
4385
4386 2018-05-10 Steven G. Kargl <kargl@gcc.gnu.org>
4387
4388 PR fortran/85687
4389 * check.c (gfc_check_rank): Check that the argument is a data object.
4390
4391 2018-05-10 Steven G. Kargl <kargl@gcc.gnu.org>
4392
4393 PR fortran/85521
4394 * array.c (gfc_resolve_character_array_constructor): Substrings
4395 with upper bound smaller than lower bound are zero length strings.
4396
4397 2018-05-10 Steven G. Kargl <kargl@gcc.gnu.org>
4398
4399 PR fortran/70870
4400 * data.c (gfc_assign_data_value): Check that a data object does
4401 not also have default initialization.
4402
4403 2018-05-10 Marek Polacek <polacek@redhat.com>
4404
4405 PR fortran/85735
4406 * options.c (gfc_post_options): Set main_input_filename.
4407
4408 2018-05-10 Thomas Koenig <tkoenig@gcc.gnu.org>
4409
4410 PR fortran/54613
4411 * intrinsic.texi: Document BACK for MINLOC and MAXLOC.
4412
4413 2018-05-10 Paul Thomas <pault@gcc.gnu.org>
4414
4415 PR fortran/68846
4416 PR fortran/70864
4417 * resolve.c (get_temp_from_expr): The temporary must not have
4418 dummy or intent attributes.
4419
4420 2018-05-08 Thomas Koenig <tkoenig@gcc.gnu.org>
4421
4422 PR fortran/54613
4423 * check.c (gfc_check_minmaxloc): Remove error for BACK not being
4424 implemented. Use gfc_logical_4_kind for BACK.
4425 * simplify.c (min_max_choose): Add optional argument back_val.
4426 Handle it.
4427 (simplify_minmaxloc_to_scalar): Add argument back_val. Pass
4428 back_val to min_max_choose.
4429 (simplify_minmaxloc_to_nodim): Likewise.
4430 (simplify_minmaxloc_to_array): Likewise.
4431 (gfc_simplify_minmaxloc): Add argument back, handle it.
4432 Pass back_val to specific simplification functions.
4433 (gfc_simplify_minloc): Remove ATTRIBUTE_UNUSED from argument back,
4434 pass it on to gfc_simplify_minmaxloc.
4435 (gfc_simplify_maxloc): Likewise.
4436 * trans-intrinsic.c (gfc_conv_intrinsic_minmaxloc): Adjust
4437 comment. If BACK is true, use greater or equal (or lesser or
4438 equal) insteal of greater (or lesser). Mark the condition of
4439 having found a value which exceeds the limit as unlikely.
4440
4441 2018-05-07 Jeff Law <law@redhat.comg>
4442
4443 * scanner.c (preprocessor_line): Call linemap_add after a line
4444 directive that changes the current filename.
4445
4446 2018-05-06 Andre Vehreschild <vehre@gcc.gnu.org>
4447
4448 PR fortran/85507
4449 * dependency.c (gfc_dep_resolver): Revert looking at coarray dimension
4450 introduced by r259385.
4451 * trans-intrinsic.c (conv_caf_send): Always report a dependency for
4452 same variables in coarray assignments.
4453
4454 2018-05-02 Tom de Vries <tom@codesourcery.com>
4455
4456 PR libgomp/82428
4457 * f95-lang.c (DEF_GOACC_BUILTIN_ONLY): Define.
4458
4459 2018-04-24 Steven G. Kargl <kargl@gcc.gnu.org>
4460
4461 PR fortran/85520
4462 * decl.c (gfc_match_char_spec): Check for negative length and set to 0.
4463
4464 2018-04-14 Andre Vehreschild <vehre@gcc.gnu.org>
4465
4466 PR fortran/81773
4467 PR fortran/83606
4468 * dependency.c (gfc_dep_resolver): Coarray indexes are to be ignored
4469 during dependency computation. They define no data dependency.
4470 * trans-array.c (conv_array_index_offset): The stride can not be set
4471 here, prevent fail.
4472 * trans-intrinsic.c (conv_caf_send): Add creation of temporary array
4473 for caf_get's result and copying to the array with vectorial
4474 indexing.
4475
4476 2018-04-14 Thomas Koenig <tkoenig@gcc.gnu.org>
4477
4478 PR fortran/85387
4479 * frontend-passes.c (traverse_io_block): Check for start, end or
4480 stride being defined by an outer implied DO loop.
4481
4482 2018-04-12 Thomas Koenig <tkoenig@gcc.gnu.org>
4483
4484 PR fortran/83064
4485 PR testsuite/85346
4486 * trans-stmt.c (gfc_trans_forall_loop): Use annot_expr_ivdep_kind
4487 for annotation and remove dependence on -ftree-parallelize-loops.
4488
4489 2018-04-10 Jakub Jelinek <jakub@redhat.com>
4490
4491 PR fortran/85313
4492 * openmp.c (resolve_omp_do): Remove bogus if (j < i) break;.
4493 (resolve_oacc_nested_loops): Likewise. Formatting fix.
4494
4495 2018-04-09 Thomas Koenig <tkoenig@gcc.gnu.org>
4496
4497 PR fortran/83064
4498 * trans-stmt.c (gfc_trans_forall_loop): Remove annotation for
4499 parallell processing of DO CONCURRENT -ftree-parallelize-loops
4500 is set.
4501
4502 2018-04-09 Thomas Koenig <tkoenig@gcc.gnu.org>
4503
4504 PR fortran/51260
4505 * resolve.c (resolve_variable): Simplify cases where access to a
4506 parameter array results in a single constant.
4507
4508 2018-04-02 Thomas Koenig <tkoenig@gcc.gnu.org>
4509
4510 PR fortran/85102
4511 * decl.c (variable_decl): If upper or lower bounds simplify
4512 to a constant, use that.
4513
4514 2018-03-30 Paul Thomas <pault@gcc.gnu.org>
4515
4516 PR fortran/84931
4517 * simplify.c (gfc_convert_constant): Handle case of array
4518 constructors within an array that has no iterator and improve
4519 the conciseness of this section of code.
4520
4521 2017-03-30 Thomas Koenig <tkoenig@gcc.gnu.org>
4522
4523 PR fortran/85111
4524 * array.c (gfc_resolve_character_array_constructor): Early
4525 exit for zero-size arrays.
4526 * simplify.c (simplify_transformation_to_array): Exit early
4527 if the result size is zero.
4528 (simplify_minmaxloc_to_array): Likewise.
4529
4530 2018-03-28 Mikael Morin <mikael@gcc.gnu.org>
4531
4532 PR fortran/69497
4533 * symbol.c (gfc_symbol_done_2): Start freeing namespaces
4534 from the root.
4535 (gfc_free_namespace): Restore assert (revert r258839).
4536
4537 2018-03-28 Jakub Jelinek <jakub@redhat.com>
4538
4539 * gfortran.h (gfc_dt): Rename default_exp field to dec_ext.
4540 * ioparm.def (IOPARM_dt_default_exp): Rename to ...
4541 (IOPARM_dt_dec_ext): ... this.
4542 * trans-io.c (build_dt): Adjust for default_exp renaming to
4543 dec_ext and IOPARM_dt_default_exp renaming to IOPARM_dt_dec_ext.
4544 * io.c (match_io): Likewise.
4545
4546 2018-03-27 Thomas Koenig <tkoenig@gcc.gnu.org>
4547
4548 PR fortran/85084
4549 * frontend-passes.c (gfc_run_passes): Do not run front-end
4550 optimizations if a previous error occurred.
4551
4552 2018-03-27 Thomas Koenig <tkoenig@gcc.gnu.org>
4553 Harald Anlauf <anlauf@gmx.de>
4554
4555 PR fortran/85083
4556 * primary.c (gfc_convert_to_structure_constructor): Check
4557 conformance of argument types in structure constructor.
4558
4559 2018-03-26 Thomas Koenig <tkoenig@gcc.gnu.org>
4560
4561 PR fortran/66709
4562 * io.c: Include constructor.h.
4563 (resolve_tag_format): For a constant character array, concatenate
4564 into a single character expression.
4565
4566 2018-03-25 Seth Johnson <johnsonsr@ornl.gov>
4567 Dominique d'Humieres <dominiq@gcc.gnu.org>
4568
4569 PR fortran/84924
4570 * check.c (gfc_check_c_f_pointer): Allow scalar noninteroperable
4571 scalar derived type with -std=f2003 and -std=f2008.
4572
4573 2018-03-24 Jerry DeLisle <jvdelisle@gcc.gnu.org>
4574 Dominique d'Humieres <dominiq@gcc.gnu.org>
4575
4576 PR fortran/69497
4577 * symbol.c (gfc_free_namespace): Delete the assert and only if
4578 refs count is equals zero, free the namespace. Otherwise,
4579 something is halfway and other errors will resound.
4580
4581 2018-03-24 Thomas Koenig <tkoenig@gcc.gnu.org>
4582
4583 PR fortran/70068
4584 * expr.c (find_substring_ref): Change types of start, end
4585 and length variables to gfc_charlen_t. Set length to zero
4586 for empty substring.
4587
4588 2018-03-24 Steven G. Kargl <kargl@gcc.gnu.org>
4589
4590 PR fortran/42651
4591 * decl.c (check_function_name): Improved error message
4592 (gfc_match_volatile, gfc_match_asynchronous) Use check_function_name.
4593
4594 2018-03-22 Steven G. Kargl <kargl@gcc.gnu.org>
4595
4596 PR fortran/84922
4597 * decl.c (get_proc_name): If the MODULE prefix appears in interface
4598 body, then it must appear on the contained subroutine or function.
4599 While here, fix nearby mis-indented code.
4600
4601 2018-03-21 Thomas Koenig <tkoenig@gcc.gnu.org>
4602 Harald Anlauf <anlauf@gmx.de>
4603
4604 PR fortran/84957
4605 * trans-types.c (gfc_sym_type): Do not dereference NULL pointer.
4606
4607 2018-03-21 Janne Blomqvist <jb@gcc.gnu.org>
4608
4609 PR fortran/84615
4610 * trans-expr.c (gfc_conv_procedure_call): Convert charlen to
4611 gfc_charlen_type_node when calling procedure.
4612
4613 2018-03-20 Steven G. Kargl <kargl@gcc.gnu.org>
4614
4615 PR fortran/85001
4616 * interface.c (symbol_rank): Remove bogus null pointer check that
4617 crept in when translating a ternary operator into an if-else
4618 constructor.
4619
4620 2018-03-19 Thomas Koenig <tkoenig@gcc.gnu.org>
4621
4622 PR fortran/84931
4623 * simplify.c (gfc_convert_constant): Correctly handle iterators
4624 for type conversion.
4625
4626 2018-03-18 Steven G. Kargl <kargl@gcc.gnu.org>
4627
4628 PR fortran/77414
4629 * decl.c (get_proc_name): Check for a subroutine re-defined in
4630 the contain portion of a subroutine. Change language of existing
4631 error message to better describe the issue. While here fix whitespace
4632 issues.
4633
4634 2018-03-18 Steven G. Kargl <kargl@gcc.gnu.org>
4635
4636 PR fortran/65453
4637 * decl.c (get_proc_name): Catch clash between a procedure statement
4638 and a contained subprogram
4639
4640 2018-03-16 Steven G. Kargl <kargl@gcc.gnu.org>
4641
4642 PR fortran/69395
4643 * decl.c (merge_array_spec): Correct the error condition.
4644
4645 2018-03-15 Steven G. Kargl <kargl@gcc.gnu.org>
4646
4647 PR fortran/78741
4648 * decl.c (get_proc_name): Check for clash of entry name with
4649 subroutine name.
4650
4651 2018-03-15 Steven G. Kargl <kargl@gcc.gnu.org>
4652
4653 PR fortran/69395
4654 * decl.c (merge_array_spec): Limit the merging to maximum allowed
4655 dimensions, and issue error message if limit is exceeded.
4656
4657 2018-03-13 Steven G. Kargl <kargl@gcc.gnu.org>
4658
4659 * check.c (gfc_check_kill_sub): Remove check for INTEGER(4) or (8).
4660 * intrinsic.c (add_functions): Remove reference to gfc_resolve_kill.
4661 (add_subroutines): Remove reference to gfc_resolve_kill_sub.
4662 * intrinsic.texi: Update documentation.
4663 * iresolve.c (gfc_resolve_kill, gfc_resolve_kill_sub): Remove.
4664 * trans-decl.c (gfc_build_intrinsic_function_decls): Add
4665 gfor_fndecl_kill and gfor_fndecl_kill_sub
4666 * trans-intrinsic.c (conv_intrinsic_kill, conv_intrinsic_kill_sub): new
4667 functions.
4668 (gfc_conv_intrinsic_function): Use conv_intrinsic_kill.
4669 (gfc_conv_intrinsic_subroutine): Use conv_intrinsic_kill_sub.
4670 * trans.h: Declare gfor_fndecl_kill and gfor_fndecl_kill_sub.
4671
4672 2018-03-11 Paul Thomas <pault@gcc.gnu.org>
4673
4674 PR fortran/84546
4675 * trans-array.c (structure_alloc_comps): Make sure that the
4676 vptr is copied and that the unlimited polymorphic _len is used
4677 to compute the size to be allocated.
4678 * trans-expr.c (gfc_get_class_array_ref): If unlimited, use the
4679 unlimited polymorphic _len for the offset to the element.
4680 (gfc_copy_class_to_class): Set the new 'unlimited' argument.
4681 * trans.h : Add the boolean 'unlimited' to the prototype.
4682
4683 2018-03-11 Steven G. Kargl <kargl@gcc.gnu.org>
4684
4685 PR fortran/83939
4686 * resolve.c (resolve_fl_procedure): Enforce F2018:C15100.
4687
4688 2018-03-11 Steven G. Kargl <kargls@gcc.gnu.org>
4689
4690 * check.c (gfc_check_kill): Check pid and sig are scalar.
4691 (gfc_check_kill_sub): Restrict kind to 4 and 8.
4692 * intrinsic.c (add_function): Sort keyword list. Add pid and sig
4693 keywords for KILL. Remove redundant *back="back" in favor of the
4694 original *bck="back".
4695 (add_subroutines): Sort keyword list. Add pid and sig keywords
4696 for KILL.
4697 * intrinsic.texi: Fix documentation to consistently use pid and sig.
4698 * iresolve.c (gfc_resolve_kill): Kind can only be 4 or 8. Choose the
4699 correct function.
4700 (gfc_resolve_rename_sub): Add comment.
4701
4702 2018-03-11 Thomas Koenig <tkoenig@gcc.gnu.org>
4703
4704 PR fortran/66128
4705 * simplify.c (simplify_transformation): Return default result for
4706 empty array argument.
4707 (gfc_simplify_all): Remove special-case handling for zerosize.
4708 (gfc_simplify_any): Likewise.
4709 (gfc_simplify_count): Likewise.
4710 (gfc_simplify_iall): Likewise.
4711 (gfc_simplify_iany): Likewise.
4712 (gfc_simplify_iparity): Likewise.
4713 (gfc_simplify_minval): Likewise.
4714 (gfc_simplify_maxval): Likewise.
4715 (gfc_simplify_norm2): Likewise.
4716 (gfc_simplify_product): Likewise.
4717 (gfc_simplify_sum): Likewise.
4718
4719 2018-03-10 Steven G. Kargl <kargl@gcc.gnu.org>
4720
4721 PR fortran/84734
4722 * arith.c (check_result, eval_intrinsic): If result overflows, pass
4723 the expression up the chain instead of a NULL pointer.
4724
4725 2018-03-07 Steven G. Kargl <kargl@gcc.gnu.org>
4726
4727 PR fortran/64124
4728 PR fortran/70409
4729 * decl.c (gfc_match_char_spec): Try to reduce a charlen to a constant.
4730
4731 2017-03-06 Thomas Koenig <tkoenig@gcc.gnu.org>
4732
4733 PR fortran/84697
4734 PR fortran/66128
4735 * expr.c (simplify_parameter_variable): If p is a size zero array
4736 and not an ARRAY_EXPR insert an empty array constructor and
4737 return.
4738 * gfortran.h: Add prototype for gfc_is_size_zero_array.
4739 * simplify.c (is_size_zero_array): Make non-static and rename into
4740 (gfc_is_size_zero_array): Check for parameter arrays of zero
4741 size by comparing shape and absence of constructor.
4742 (gfc_simplify_all): Use gfc_is_size_zero_array instead of
4743 is_size_zero_array.
4744 (gfc_simplify_count): Likewise.
4745 (gfc_simplify_iall): Likewise.
4746 (gfc_simplify_iany): Likewise.
4747 (gfc_simplify_iparity): Likewise.
4748 (gfc_simplify_minval): Likewise.
4749 (gfc_simplify_maxval): Likewise.
4750 (gfc_simplify_product): Likewise.
4751 (gfc_simplify_sum): Likewise.
4752
4753 2018-03-06 Steven G. Kargl <kargl@gcc.gnu.org>
4754
4755 PR fortran/56667
4756 * primary.c (match_sym_complex_part): Give the matcher for an implied
4757 do-loop a chance to run.
4758
4759 2018-03-03 Harald Anlauf <anlauf@gmx.de>
4760
4761 PR fortran/71085
4762 * trans-expr.c (gfc_apply_interface_mapping_to_expr): Do not
4763 dereference NULL pointer.
4764
4765 2018-03-03 Steven G. Kargl <kargl@gcc.gnu.org>
4766
4767 PR fortran/66128
4768 * simplify.c (is_size_zero_array): New function to check for size
4769 zero array.
4770 (gfc_simplify_all, gfc_simplify_any, gfc_simplify_count,
4771 gfc_simplify_iall, gfc_simplify_iany, gfc_simplify_iparity,
4772 gfc_simplify_minval, gfc_simplify_maxval, gfc_simplify_norm2,
4773 gfc_simplify_product, gfc_simplify_sum): Use it, and implement
4774 requirements from F2018.
4775
4776 2018-03-03 Steven G. Kargl <kargl@gcc.gnu.org>
4777
4778 PR fortran/51434
4779 * simplify.c (gfc_simplify_transfer): Resolve mold.
4780
4781 2018-03-03 Paul Thomas <pault@gcc.gnu.org>
4782
4783 PR fortran/80965
4784 * resolve.c (build_loc_call): Change symtree name from 'loc' to
4785 '_loc'.
4786
4787 2018-03-01 Paul Thomas <pault@gcc.gnu.org>
4788
4789 PR fortran/84219
4790 * target-memory.c (gfc_interpret_derived): Assert that BT_VOID
4791 components are caf tokens.
4792 (gfc_target_interpret_expr): Treat BT_VOID expressions as
4793 integers.
4794
4795 2018-03-01 Paul Thomas <pault@gcc.gnu.org>
4796
4797 PR fortran/84538
4798 * class.c (class_array_ref_detected): Remove the condition that
4799 there be no reference after the array reference.
4800 (find_intrinsic_vtab): Remove excess whitespace.
4801 * trans-array.c (gfc_conv_scalarized_array_ref): Rename 'tmp'
4802 as 'base and call build_class_array_ref earlier.
4803
4804 2018-02-28 Paul Thomas <pault@gcc.gnu.org>
4805
4806 PR fortran/83901
4807 * trans-stmt.c (trans_associate_var): Make sure that the se
4808 expression is a pointer type before converting it to the symbol
4809 backend_decl type.
4810
4811 2018-02-25 Steven G. Kargl <kargl@gcc.gnu.org>
4812
4813 PR fortran/83633
4814 * decl.c (variable_decl): Check that an explicit-shape-array with
4815 nonconstant bounds is allowed.
4816
4817 2018-02-25 Paul Thomas <pault@gcc.gnu.org>
4818
4819 PR fortran/84523
4820 * trans-intrinsic.c (gfc_conv_allocated): If the argument se
4821 has a pre block, add it to the expression pre block.
4822
4823 2018-02-25 Thomas Koenig <tkoenig@gcc.gnu.org>
4824
4825 PR fortran/78238
4826 * gfortran.h (gfc_integer_4_kind): Define.
4827 * resolve.c (resolve_select_type): Make sure that the
4828 kind of c->high is gfc_integer_4_kind.
4829
4830 2018-02-24 Steven G. Kargl <kargl@gcc.gnu.org>
4831
4832 PR fortran/30792
4833 * decl.c (gfc_match_data): Check for invalid substring in
4834 data-implied-do
4835
4836 2018-02-23 Steven G. Kargl <kargl@gcc.gnu.org>
4837
4838 * intrinsic.texi: Arguments to MATMUL cannot both be rank one.
4839
4840 2018-02-23 Steven G. Kargl <kargl@gcc.gnu.org>
4841
4842 PR fortran/84511
4843 * trans-io.c (transfer_expr): Deal with C_LOC in transfer statement.
4844
4845 2018-02-23 Steven G. Kargl <kargl@gcc.gnu.org>
4846
4847 PR fortran/84346
4848 * interface.c (compare_actual_formal): Issue error if keyword is
4849 used in a statement function.
4850
4851 2018-02-23 Jerry DeLisle <jvdelisle@gcc.gnu.org>
4852
4853 PR fortran/84506
4854 * trans-io.c (set_parameter_value_inquire): Adjust range check of
4855 negative unit values for kind=8 units to the kind=4 negative limit.
4856
4857 2018-02-23 Paul Thomas <pault@gcc.gnu.org>
4858
4859 PR fortran/83149
4860 * trans-types.c (gfc_sym_type): Test sym->ns->proc_name before
4861 accessing its components.
4862
4863 2018-02-23 Paul Thomas <pault@gcc.gnu.org>
4864
4865 PR fortran/83149
4866 * trans-decl.c (gfc_finish_var_decl): Test sym->ns->proc_name
4867 before accessing its components.
4868
4869 2018-02-23 Paul Thomas <pault@gcc.gnu.org>
4870
4871 PR fortran/83148
4872 * trans-const.c : Clean up some whitespace issues.
4873 * trans-expr.c (gfc_conv_initializer): If an iso_c_binding
4874 derived type has a kind value of zero, set it to the default
4875 integer kind.
4876
4877 2018-02-23 Janne Blomqvist <jb@gcc.gnu.org>
4878
4879 PR fortran/84519
4880 * trans-decl.c (gfc_build_builtin_function_decls): Add bool
4881 argument to stop and error stop decls.
4882 * trans-stmt.c (gfc_trans_stop): Add false value to argument
4883 lists.
4884
4885 2018-02-22 Janne Blomqvist <jb@gcc.gnu.org>
4886
4887 PR 78534
4888 PR 84509
4889 * trans-decl.c (gfc_build_builtin_function_decls): Pass
4890 gfc_int8_type node to pause_numeric, size_type_node to
4891 pause_string.
4892 * trans-stmt.c (gfc_trans_pause): Likewise.
4893
4894 2018-02-22 Janne Blomqvist <jb@gcc.gnu.org>
4895
4896 * gfortran.texi: Update Coarray API description.
4897 * trans-decl.c (gfc_build_builtin_function_decls): Use size_t for
4898 character lengths, int for exit codes.
4899 (generate_coarray_sym_init): Use size_t for character length.
4900 * trans-intrinsic.c (conv_co_collective): Likewise.
4901 * trans-stmt.c (gfc_trans_lock_unlock): Likewise.
4902 (gfc_trans_event_post_wait): Likewise.
4903 (gfc_trans_sync): Likewise.
4904 (gfc_trans_stop): Use size_t for character lengths, int for exit
4905 codes.
4906
4907 2018-02-20 Thomas Koenig <tkoenig@gcc.gnu.org>
4908
4909 PR fortran/48890
4910 PR fortran/83823
4911 * primary.c (gfc_convert_to_structure_constructor):
4912 For a constant string constructor, make sure the length
4913 is correct.
4914
4915 2018-02-19 Paul Thomas <pault@gcc.gnu.org>
4916
4917 PR fortran/83344
4918 PR fortran/83975
4919 * resolve.c (resolve_assoc_var): Rearrange the logic for the
4920 determination of the character length of associate names. If
4921 the associate name is missing a length expression or the length
4922 expression is not a constant and the target is not a variable,
4923 make the associate name allocatable and deferred length.
4924 * trans-decl.c (gfc_get_symbol_decl): Null the character length
4925 backend_decl for deferred length associate names that are not
4926 variables. Set 'length' to gfc_index_zero_node for character
4927 associate names, whose character length is a PARM_DECL.
4928
4929 2018-02-19 Thomas Koenig <tkoenig@gcc.gnu.org>
4930
4931 PR fortran/35339
4932 * frontend-passes.c (traverse_io_block): Remove workaround for
4933 PR 80945.
4934
4935 2018-02-19 Andre Vehreschild <vehre@gcc.gnu.org>
4936
4937 * gfortran.texi: Document additional src/dst_type. Fix some typos.
4938 * trans-decl.c (gfc_build_builtin_function_decls): Declare the new
4939 argument of _caf_*_by_ref () with * e { get, send, sendget }.
4940 * trans-intrinsic.c (gfc_conv_intrinsic_caf_get): Add the type of the
4941 data referenced when generating a call to caf_get_by_ref ().
4942 (conv_caf_send): Same but for caf_send_by_ref () and
4943 caf_sendget_by_ref ().
4944
4945 2018-02-18 Jerry DeLisle <jvdelisle@gcc.gnu.org>
4946
4947 PR fortran/84389
4948 * io.c (check_format): Allow FMT_COLON.
4949
4950 2018-02-18 Paul Thomas <pault@gcc.gnu.org>
4951
4952 PR fortran/80945
4953 * trans-array.c (gfc_conv_expr_descriptor): Set parmtype from
4954 the typenode in the case of deferred length characters.
4955
4956 2018-02-17 Thomas Koenig <tkoenig@gcc.gnu.org>
4957
4958 PR fortran/84270
4959 * frontend-passes (scalarized_expr): If the expression
4960 is an assumed size array, leave in the last reference
4961 and pass AR_SECTION instead of AR_FULL to gfc_resolve
4962 in order to avoid an error.
4963
4964 2018-02-17 Paul Thomas <pault@gcc.gnu.org>
4965
4966 PR fortran/84115
4967 * resolve.c (resolve_assoc_var): If a non-constant target expr.
4968 has no string length expression, make the associate variable
4969 into a deferred length, allocatable symbol.
4970 * trans-decl.c (gfc_is_reallocatable_lhs): Add and use a ptr to
4971 the symbol.
4972 * trans-stmt.c (trans_associate_var): Null and free scalar
4973 associate names that are allocatable. After assignment, remove
4974 the allocatable attribute to prevent reallocation.
4975
4976 2018-02-16 Jakub Jelinek <jakub@redhat.com>
4977
4978 PR fortran/84418
4979 * trans-openmp.c (gfc_trans_omp_clauses): For OMP_CLAUSE_LINEAR_REF
4980 kind set OMP_CLAUSE_LINEAR_STEP to TYPE_SIZE_UNIT times last_step.
4981
4982 2018-02-16 Dominique d'Humieres <dominiq@gcc.gnu.org>
4983
4984 PR fortran/84354
4985 * decl.c (gfc_get_pdt_instance): Replace '%qs' with %qs.
4986
4987 2018-02-15 Janus Weil <janus@gcc.gnu.org>
4988
4989 PR fortran/84409
4990 * interface.c (check_dtio_arg_TKR_intent): Add a check for character
4991 length.
4992
4993 2018-02-14 Janus Weil <janus@gcc.gnu.org>
4994
4995 PR fortran/84385
4996 * match.c (gfc_match_select_type): Fix check for selector in
4997 SELECT TYPE statement.
4998
4999 2018-02-13 Janus Weil <janus@gcc.gnu.org>
5000
5001 PR fortran/84313
5002 * symbol.c (check_conflict): Reject procedure pointers in common blocks.
5003
5004 2018-02-13 Alastair McKinstry <alastair.mckinstry@sceal.ie>
5005 Janne Blomqvist <jb@gcc.gnu.org>
5006
5007 * module.c (dump_module): Use lbasename to ensure that module
5008 files are reproducible.
5009
5010 2018-02-12 Janus Weil <janus@gcc.gnu.org>
5011
5012 PR fortran/84273
5013 * resolve.c (resolve_component): Fix checks of passed argument in
5014 procedure-pointer components.
5015
5016 2018-02-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5017
5018 PR fortran/35299
5019 * resolve.c (resolve_formal_arglist): Update error message.
5020
5021 2018-02-11 Andre Vehreschild <vehre@gcc.gnu.org>
5022
5023 * gfortran.texi: Fix typos in documentation of caf_register ().
5024 * trans-array.c (structure_alloc_comps): Only register a component of
5025 a derived typed corray, not of an ultimate component coarray.
5026
5027 2018-02-11 Steven G. Kargl <kargl@gcc.gnu.org>
5028
5029 PR fortran/54223
5030 PR fortran/84276
5031 * interface.c (compare_actual_formal): Add in_statement_function
5032 bool parameter. Skip check of INTENT attribute for statement
5033 functions. Arguments to a statement function cannot be optional,
5034 issue error for missing argument.
5035 (gfc_procedure_use, gfc_ppc_use, gfc_arglist_matches_symbol): Use
5036 in_statement_function.
5037
5038 2018-02-11 Paul Thomas <pault@gcc.gnu.org>
5039
5040 PR fortran/84074
5041 * trans-expr.c (gfc_conv_derived_to_class): Set the use_offset
5042 flag. If the is a vector subscript or the expression is not a
5043 variable, make the descriptor one-based.
5044
5045 2018-02-10 Paul Thomas <pault@gcc.gnu.org>
5046
5047 PR fortran/84141
5048 PR fortran/84155
5049 * trans-array.c (gfc_array_init_size): Revert the change made
5050 in revision 257356 setting the dtype.
5051 * trans-types.c (gfc_get_dtype): Do not use the cached dtype.
5052 Call gfc_get_dtype_rank_type every time.
5053
5054 PR fortran/56691
5055 * trans-array.c (gfc_conv_expr_descriptor): If the source array
5056 is a descriptor type, use its offset, removing the condition
5057 that is be a class expression.
5058
5059 2018-02-07 Steven G. Kargl <kargl@gcc.gnu.org>
5060
5061 PR fortran/82994
5062 * match.c (gfc_match_deallocate): Check for NULL pointer.
5063
5064 2018-02-07 Thomas Koenig <tkoenig@gcc.gnu.org>
5065
5066 PR fortran/68560
5067 * trans-intrinsic.c (gfc_conv_intrinsic_shape): New function.
5068 (gfc_conv_intrinsic_function): Call it.
5069
5070 2018-02-07 Steven G. Kargl <kargl@gcc.gnu.org>
5071
5072 PR fortran/82049
5073 * match.c (gfc_match_type_spec): If the charlen is non-NULL, then
5074 try to resolve it. While here return early if possible.
5075
5076 2018-02-04 Paul Thomas <pault@gcc.gnu.org>
5077
5078 PR fortran/84115
5079 * trans-decl.c (gfc_get_symbol_decl): Do not finish the decl of
5080 'length' if the symbol charlen backend_decl is an indirect ref.
5081
5082 2018-02-03 Paul Thomas <pault@gcc.gnu.org>
5083
5084 PR fortran/84141
5085 PR fortran/84155
5086 * trans-array.c (gfc_array_init_size): Instead of gfc_get_dtype
5087 use gfc_get_dtype_rank_type.
5088
5089 2018-02-01 Janne Blomqvist <jb@gcc.gnu.org>
5090
5091 PR 83975
5092 PR 83344
5093 * resolve.c (resolve_assoc_var): Generate an error if
5094 target length unknown.
5095
5096 2018-02-01 Janne Blomqvist <jb@gcc.gnu.org>
5097
5098 PR fortran/83705
5099 * simplify.c (gfc_simplify_repeat): Increase limit for deferring
5100 to runtime, print a warning message.
5101
5102 2018-01-31 Jakub Jelinek <jakub@redhat.com>
5103
5104 PR fortran/84116
5105 * openmp.c (gfc_match_omp_clauses): If all the linear
5106 gfc_match_omp_variable_list calls failed, don't gfc_free_omp_namelist
5107 nor set *head = NULL. Formatting fixes.
5108
5109 2018-01-31 Paul Thomas <pault@gcc.gnu.org>
5110
5111 PR fortran/84088
5112 * trans-expr.c (gfc_conv_procedure_call): If the parm expr is
5113 an address expression passed to an assumed rank dummy, convert
5114 to an indirect reference.
5115
5116 2018-01-31 Thomas Koenig <tkoenig@gcc.gnu.org>
5117
5118 * dump-parse-tree.c (write_proc): Use sym_name (which may
5119 be sym->binding_label) instead of sym->name.
5120
5121 2018-01-31 Janne Blomqvist <jb@gcc.gnu.org>
5122
5123 * trans-const.c (gfc_conv_string_init): Use gfc_charlen_t instead
5124 of int for slen.
5125
5126 2018-01-31 Janne Blomqvist <jb@gcc.gnu.org>
5127
5128 PR fortran/78534
5129 * trans-expr.c (fill_with_spaces): Use memset instead of
5130 generating loop.
5131 (gfc_trans_string_copy): Improve opportunity to use builtins with
5132 constant lengths.
5133
5134 2018-01-30 Jakub Jelinek <jakub@redhat.com>
5135
5136 PR debug/84131
5137 * trans-array.c (gfc_get_descriptor_offsets_for_info): Set *data_off
5138 to DATA_FIELD's offset rather than OFFSET_FIELD's offset.
5139
5140 2018-01-30 Thomas Koenig <tkoenig@gcc.gnu.org>
5141
5142 PR fortran/84134
5143 * array.c (gfc_ref_dimen_size): Whitespace fixes. If stride is
5144 zero, return false.
5145
5146 2018-01-30 Thomas Koenig <tkoenig@gcc.gnu.org>
5147
5148 PR fortran/84133
5149 * frontend-passes (matmul_to_var_expr): Return early if
5150 in association list.
5151 (inline_matmul_assign): Likewise.
5152
5153 2017-01-29 Thomas Koenig <tkoenig@gcc.gnu.org>
5154
5155 PR fortran/84073
5156 * resolve.c (resolve_component): Ensure BIND(C) character
5157 components have length one.
5158 (resolve_symbol): Likewise for variables.
5159
5160 2018-01-27 Jakub Jelinek <jakub@redhat.com>
5161
5162 PR fortran/84065
5163 * decl.c (add_init_expr_to_sym): Ignore initializers for too large
5164 lengths.
5165
5166 2018-01-26 Damian Rouson <damian@sourceryinstitute.org>
5167 Alessandro Fanfarillo <fanfarillo.gcc@gmail.com>
5168 Soren Rasmussen <s.c.rasmussen@gmail.com>
5169
5170 Partial support for Fortran 2018 teams features.
5171
5172 * array.c (gfc_match_array_ref): add team attribute in coarray
5173 transfers.
5174 * check.c (gfc_check_get_team, gfc_check_team_number): add new
5175 functions for get_team and team_number.
5176 * dump-parse-tree.c (show_code_node): add new statements: form team,
5177 change team, end team, and sync team.
5178 * expr.c (gfc_find_team_co): add new function.
5179 * gfortran.h: add new statements.
5180 * intrinsic.c (add_functions): add get_team and team_number functions.
5181 * intrinsic.h: add get_team and team_number prototypes for check,
5182 simplify, and resolve.
5183 * iresolve.c (gfc_resolve_get_team, gfc_resolve_team_number): add new
5184 functions.
5185 * iso-fortran-env.def: add the team_type derived type.
5186 * match.c (gfc_match_if, gfc_match_form_team, gfc_match_team_number)
5187 (gfc_match_end_team, gfc_match_sync_team, gfc_match_change_team):
5188 add change team, end team, form team, sync team match and functions.
5189 * match.h: add new prototypes for change team, end team, form team,
5190 and sync team.
5191 * parse.c (decode_statement): add cases for change team, end team,
5192 form team, and sync team.
5193 * resolve.c: add cases for exec form team, change team, end team, and
5194 sync team.
5195 * simplify.c (gfc_simplify_get_team): add new function for get team.
5196 * st.c (gfc_free_statement): add cases exec for change team, end team,
5197 form team, sync team.
5198 * trans-decl.c (gfor_fndecl_caf_form_team)
5199 (gfor_fndecl_caf_change_team, gfor_fndecl_caf_end_team)
5200 (gfor_fndecl_caf_sync_team, gfor_fndecl_caf_get_team)
5201 (gfor_fndecl_caf_team_number): add functions and definitions.
5202 * trans-intrinsic.c (conv_caf_send, conv_intrinsic_team_number): add
5203 new function and team_type argument support.
5204 * trans-stmt.c (gfc_trans_form_team, gfc_trans_change_team)
5205 (gfc_trans_end_team, gfc_trans_sync_team): add new functions.
5206 * trans-stmt.h: add new prototypes.
5207 * trans-types.c (gfc_get_derived_type): check condition for team_type.
5208 * trans.c (trans_code): new exec cases for form team, change team, end
5209 team, and sync team.
5210 * trans.h: add new prototypes.
5211
5212 2018-01-26 Steven G. Kargl <kargl@gcc.gnu.org>
5213
5214 PR fortran/83998
5215 * simplify.c (compute_dot_product): Initialize result to INTEGER(1) 0
5216 or .false. The summation does the correct type conversion.
5217 (gfc_simplify_dot_product): Special case zero-sized arrays.
5218
5219 2018-25-01 Paul Thomas <pault@gcc.gnu.org>
5220
5221 PR fortran/37577
5222 * array.c (gfc_match_array_ref): If standard earlier than F2008
5223 it is an error if the reference dimension is greater than 7.
5224 libgfortran.h : Increase GFC_MAX_DIMENSIONS to 15. Change the
5225 dtype masks and shifts accordingly.
5226 * trans-array.c (gfc_conv_descriptor_dtype): Use the dtype
5227 type node to check the field.
5228 (gfc_conv_descriptor_dtype): Access the rank field of dtype.
5229 (duplicate_allocatable_coarray): Access the rank field of the
5230 dtype descriptor rather than the dtype itself.
5231 * trans-expr.c (get_scalar_to_descriptor_type): Store the type
5232 of 'scalar' on entry and use its TREE_TYPE if it is ARRAY_TYPE
5233 (ie. a character).
5234 (gfc_conv_procedure_call): Pass TREE_OPERAND (tmp,0) to
5235 get_scalar_to_descriptor_type if the actual expression is a
5236 constant.
5237 (gfc_trans_structure_assign): Assign the rank directly to the
5238 dtype rank field.
5239 * trans-intrinsic.c (gfc_conv_intrinsic_rank): Cast the result
5240 to default integer kind.
5241 (gfc_conv_intrinsic_sizeof): Obtain the element size from the
5242 'elem_len' field of the dtype.
5243 * trans-io.c (gfc_build_io_library_fndecls): Replace
5244 gfc_int4_type_node with dtype_type_node where necessary.
5245 (transfer_namelist_element): Use gfc_get_dtype_rank_type for
5246 scalars.
5247 * trans-types.c : Provide 'get_dtype_type_node' to acces the
5248 dtype_type_node and, if necessary, build it.
5249 The maximum size of an array element is now determined by the
5250 maximum value of size_t.
5251 Update the description of the array descriptor, including the
5252 type def for the dtype_type.
5253 (gfc_get_dtype_rank_type): Build a constructor for the dtype.
5254 Distinguish RECORD_TYPEs that are BT_DERIVED or BT_CLASS.
5255 (gfc_get_array_descriptor_base): Change the type of the dtype
5256 field to dtype_type_node.
5257 (gfc_get_array_descr_info): Get the offset to the rank field of
5258 the dtype.
5259 * trans-types.h : Add a prototype for 'get_dtype_type_node ()'.
5260 * trans.h : Define the indices of the dtype fields.
5261
5262 2018-23-01 Paul Thomas <pault@gcc.gnu.org>
5263
5264 PR fortran/83866
5265 * decl.c (gfc_match_derived_decl): If eos not matched, recover
5266 and emit error about garbage after declaration.
5267
5268 2018-23-01 Paul Thomas <pault@gcc.gnu.org>
5269
5270 PR fortran/83898
5271 * trans-stmt.c (trans_associate_var): Do not set cst_array_ctor
5272 for characters.
5273
5274 2018-01-22 Janne Blomqvist <jb@gcc.gnu.org>
5275
5276 PR 78534
5277 PR 83704
5278 * arith.c (gfc_arith_concat): Use size_t for string length.
5279 (gfc_compare_string): Likewise.
5280 (gfc_compare_with_Cstring): Likewise.
5281 * array.c (gfc_resolve_character_array_constructor): Use
5282 HOST_WIDE_INT, gfc_mpz_get_hwi.
5283 * check.c (gfc_check_fe_runtime_error): Use size_t.
5284 * data.c (create_character_initializer): Use HOST_WIDE_INT,
5285 gfc_extract_hwi.
5286 * decl.c (gfc_set_constant_character_len): Use gfc_charlen_t.
5287 (add_init_expr_to_sym): Use HOST_WIDE_INT.
5288 * expr.c (gfc_build_init_expr): Use HOST_WIDE_INT,
5289 gfc_extract_hwi.
5290 (gfc_apply_init): Likewise.
5291 * match.h (gfc_set_constant_character_len): Update prototype.
5292 * primary.c (match_string_constant): Use size_t.
5293 * resolve.c (resolve_ordinary_assign): Use HOST_WIDE_INT,
5294 gfc_mpz_get_hwi.
5295 * simplify.c (init_result_expr): Likewise.
5296 (gfc_simplify_len_trim): Use size_t.
5297 * target-memory.c (gfc_encode_character): Use size_t.
5298 (gfc_target_encode_expr): Use HOST_WIDE_INT, gfc_mpz_get_hwi.
5299 (interpret_array): Use size_t.
5300 (gfc_interpret_character): Likewise.
5301 * target-memory.h (gfc_encode_character): Update prototype.
5302 (gfc_interpret_character): Likewise.
5303 (gfc_target_interpret_expr): Likewise.
5304 * trans-const.c (gfc_build_string_const): Use size_t for length
5305 argument.
5306 (gfc_build_wide_string_const): Likewise.
5307 * trans-const.h (gfc_build_string_const): Likewise.
5308 (gfc_build_wide_string_const): Likewise.
5309
5310 2018-01-20 Steven G. Kargl <kargl@gcc.gnu.org>
5311
5312 PR fortran/83900
5313 * simplify.c (gfc_simplify_matmul): Set return type correctly.
5314
5315 2018-01-19 Steven G. Kargl <kargl@gcc.gnu.org>
5316
5317 PR fortran/83900
5318 * simplify.c (gfc_simplify_matmul): Delete bogus assertion.
5319
5320 2018-01-17 Harald Anlauf <anlauf@gmx.de>
5321
5322 PR fortran/83864
5323 * expr.c (add_init_expr_to_sym): Do not dereference NULL pointer.
5324
5325 2018-01-17 Harald Anlauf <anlauf@gmx.de>
5326
5327 PR fortran/83874
5328 * decl.c (add_init_expr_to_sym): Do not dereference NULL pointer.
5329
5330 2018-01-15 Louis Krupp <louis.krupp@zoho.com>
5331
5332 PR fortran/82257
5333 * interface.c (compare_rank): Don't try to retrieve CLASS_DATA
5334 from symbol marked unlimited polymorphic.
5335 * resolve.c (resolve_structure_cons): Likewise.
5336 * misc.c (gfc_typename): Don't dereference derived->components
5337 if it's NULL.
5338
5339 2018-01-15 Thomas Koenig <tkoenig@gcc.gnu.org>
5340
5341 PR fortran/54613
5342 * gfortran.h (gfc_check_f): Rename f4ml to f5ml.
5343 (gfc_logical_4_kind): New macro
5344 * intrinsic.h (gfc_simplify_minloc): Add a gfc_expr *argument.
5345 (gfc_simplify_maxloc): Likewise.
5346 (gfc_resolve_maxloc): Likewise.
5347 (gfc_resolve_minloc): Likewise.
5348 * check.c (gfc_check_minloc_maxloc): Add checking for "back"
5349 argument; also raise error if it is used (for now). Add it
5350 if it isn't present.
5351 * intrinsic.c (add_sym_4ml): Rename to
5352 (add_sym_5ml), adjust for extra argument.
5353 (add_functions): Add "back" constant. Adjust maxloc and minloc
5354 for back argument.
5355 * iresolve.c (gfc_resolve_maxloc): Add back argument. If back is
5356 not of gfc_logical_4_kind, convert.
5357 (gfc_resolve_minloc): Likewise.
5358 * simplify.c (gfc_simplify_minloc): Add back argument.
5359 (gfc_simplify_maxloc): Likewise.
5360 * trans-intinsic.c (gfc_conv_intrinsic_minmaxloc): Rename last
5361 argument to %VAL to ensure passing by value.
5362 (gfc_conv_intrinsic_function): Call gfc_conv_intrinsic_minmaxloc
5363 also for library calls.
5364
5365 2018-01-13 Jerry DeLisle <jvdelisle@gcc.gnu.org>
5366
5367 PR fortran/82007
5368 * resolve.c (resolve_transfer): Delete code looking for 'DT'
5369 format specifiers in format strings. Set formatted to true if a
5370 format string or format label is present.
5371 * trans-io.c (get_dtio_proc): Likewise. (transfer_expr): Fix
5372 whitespace.
5373
5374 2018-01-13 Thomas Koenig <tkoenig@gcc.gnu.org>
5375
5376 PR fortran/83744
5377 * dump-parse-tree.c (get_c_type_name): Remove extra line.
5378 Change for loop to use declaration in for loop. Handle BT_LOGICAL
5379 and BT_CHARACTER.
5380 (write_decl): Add where argument. Fix indentation. Replace
5381 assert with error message. Add typename to warning
5382 in comment.
5383 (write_type): Adjust locus to call of write_decl.
5384 (write_variable): Likewise.
5385 (write_proc): Likewise. Replace assert with error message.
5386
5387 2018-01-13 Paul Thomas <pault@gcc.gnu.org>
5388
5389 PR fortran/52162
5390 * trans-expr.c (gfc_trans_scalar_assign): Flag is_alloc_lhs if
5391 the rhs expression is neither an elemental nor a conversion
5392 function.
5393
5394 PR fortran/83622
5395 * trans-array.c (is_pointer_array): Remove unconditional return
5396 of false for -fopenmp.
5397
5398 2018-01-13 Thomas Koenig <tkoenig@gcc.gnu.org>
5399 <emsr@gcc.gnu.org>
5400
5401 PR fortran/83803
5402 * dump-parse-tree.c (write_proc): Always emit closing parenthesis
5403 for functions.
5404
5405 2018-01-10 Steven G. Kargl <kargl@gcc.gnu.org>
5406
5407 PR fortran/82367
5408 * resolve.c (resolve_allocate_expr): Check for NULL pointer.
5409
5410 2018-01-10 Steven G. Kargl <kargl@gcc.gnu.org>
5411
5412 PR fortran/83093
5413 * resolve.c (resolve_charlen): Check the type of cl->length
5414 after resolution.
5415
5416 2018-01-10 Janne Blomqvist <jb@gcc.gnu.org>
5417
5418 PR fortran/83740
5419 * trans-array.c (gfc_trans_array_ctor_element): Fix formatting.
5420
5421 2018-01-10 Janne Blomqvist <jb@gcc.gnu.org>
5422
5423 PR fortran/83740
5424 * trans-array.c (gfc_trans_array_ctor_element): Convert RHS to the
5425 LHS type when assigning.
5426
5427 2018-01-09 Steven G. Kargl <kargl@gcc.gnu.org>
5428
5429 PR fortran/83742
5430 * expr.c (gfc_is_simply_contiguous): Check for NULL pointer.
5431
5432 2018-01-08 Steven G. Kargl <kargl@gcc.gnu.org>
5433
5434 * match.c (gfc_match_allocate): Check for NULL pointer.
5435
5436 2018-01-08 Steven G. Kargl <kargl@gcc.gnu.org>
5437
5438 * expr.c (gfc_check_pointer_assign): Fix typo in comment.
5439
5440 2018-01-08 Paul Thomas <pault@gcc.gnu.org>
5441
5442 PR fortran/83611
5443 * decl.c (gfc_get_pdt_instance): If parameterized arrays have
5444 an initializer, convert the kind parameters and add to the
5445 component if the instance.
5446 * trans-array.c (structure_alloc_comps): Add 'is_pdt_type' and
5447 use it with case COPY_ALLOC_COMP. Call 'duplicate_allocatable'
5448 for parameterized arrays. Clean up typos in comments. Convert
5449 parameterized array initializers and copy into the array.
5450 * trans-expr.c (gfc_trans_scalar_assign): Do a deep copy for
5451 parameterized types.
5452 *trans-stmt.c (trans_associate_var): Deallocate associate vars
5453 as necessary, when they are PDT function results for example.
5454
5455 PR fortran/83731
5456 * trans-array.c (structure_alloc_comps): Only compare len parms
5457 when they are declared explicitly.
5458
5459 2018-01-06 Janne Blomqvist <jb@gcc.gnu.org>
5460
5461 PR fortran/50892
5462 * trans-expr.c (gfc_trans_pointer_assignment): fold_convert rhs to
5463 lhs type.
5464
5465 2018-01-05 Janne Blomqvist <jb@gcc.gnu.org>
5466
5467 PR fortran/78534
5468 PR fortran/66310
5469 * array.c (got_charlen): Use gfc_charlen_int_kind.
5470 * class.c (gfc_find_derived_vtab): Use gfc_size_kind instead of
5471 hardcoded kind.
5472 (find_intrinsic_vtab): Likewise.
5473 * decl.c (match_char_length): Use gfc_charlen_int_kind.
5474 (add_init_expr_to_sym): Use gfc_charlen_t and gfc_charlen_int_kind.
5475 (gfc_match_implicit): Use gfc_charlen_int_kind.
5476 * dump-parse-tree.c (show_char_const): Use gfc_charlen_t and size_t.
5477 (show_expr): Use HOST_WIDE_INT_PRINT_DEC.
5478 * expr.c (gfc_get_character_expr): Length parameter of type
5479 gfc_charlen_t.
5480 (gfc_get_int_expr): Value argument of type HOST_WIDE_INT.
5481 (gfc_extract_hwi): New function.
5482 (simplify_const_ref): Make string_len of type gfc_charlen_t.
5483 (gfc_simplify_expr): Use HOST_WIDE_INT for substring refs.
5484 * frontend-passes.c (optimize_trim): Use gfc_charlen_int_kind.
5485 * gfortran.h (gfc_mpz_get_hwi): New prototype.
5486 (gfc_mpz_set_hwi): Likewise.
5487 (gfc_charlen_t): New typedef.
5488 (gfc_expr): Use gfc_charlen_t for character lengths.
5489 (gfc_size_kind): New extern variable.
5490 (gfc_extract_hwi): New prototype.
5491 (gfc_get_character_expr): Use gfc_charlen_t for character length.
5492 (gfc_get_int_expr): Use HOST_WIDE_INT type for value argument.
5493 * gfortran.texi: Update description of hidden string length argument.
5494 * iresolve.c (check_charlen_present): Use gfc_charlen_int_kind.
5495 (gfc_resolve_char_achar): Likewise.
5496 (gfc_resolve_repeat): Pass string length directly without
5497 temporary, use gfc_charlen_int_kind.
5498 (gfc_resolve_transfer): Use gfc_charlen_int_kind.
5499 * match.c (select_intrinsic_set_tmp): Use HOST_WIDE_INT for charlen.
5500 * misc.c (gfc_mpz_get_hwi): New function.
5501 (gfc_mpz_set_hwi): New function.
5502 * module.c (atom_int): Change type from int to HOST_WIDE_INT.
5503 (parse_integer): Don't complain about large integers.
5504 (write_atom): Use HOST_WIDE_INT for integers.
5505 (mio_integer): Handle integer type mismatch.
5506 (mio_hwi): New function.
5507 (mio_intrinsic_op): Use HOST_WIDE_INT.
5508 (mio_array_ref): Likewise.
5509 (mio_expr): Likewise.
5510 * primary.c (match_substring): Use gfc_charlen_int_kind.
5511 * resolve.c (resolve_substring_charlen): Use gfc_charlen_int_kind.
5512 (resolve_character_operator): Likewise.
5513 (resolve_assoc_var): Likewise.
5514 (resolve_select_type): Use HOST_WIDE_INT for charlen, use snprintf.
5515 (resolve_charlen): Use mpz_sgn to determine sign.
5516 * simplify.c (gfc_simplify_repeat): Use HOST_WIDE_INT/gfc_charlen_t
5517 instead of long.
5518 * symbol.c (generate_isocbinding_symbol): Use gfc_charlen_int_kind.
5519 * target-memory.c (size_character): Length argument of type
5520 gfc_charlen_t.
5521 (gfc_encode_character): Likewise.
5522 (gfc_interpret_character): Use gfc_charlen_t.
5523 * target-memory.h (gfc_encode_character): Modify prototype.
5524 * trans-array.c (gfc_trans_array_ctor_element): Use existing type.
5525 (get_array_ctor_var_strlen): Use gfc_conv_mpz_to_tree_type.
5526 (trans_array_constructor): Use existing type.
5527 (get_array_charlen): Likewise.
5528 * trans-const.c (gfc_conv_mpz_to_tree_type): New function.
5529 * trans-const.h (gfc_conv_mpz_to_tree_type): New prototype.
5530 * trans-decl.c (gfc_trans_deferred_vars): Use existing type.
5531 (add_argument_checking): Likewise.
5532 * trans-expr.c (gfc_class_len_or_zero_get): Build const of type
5533 gfc_charlen_type_node.
5534 (gfc_conv_intrinsic_to_class): Use gfc_charlen_int_kind instead of
5535 4, fold_convert to correct type.
5536 (gfc_conv_class_to_class): Build const of type size_type_node for
5537 size.
5538 (gfc_copy_class_to_class): Likewise.
5539 (gfc_conv_string_length): Use same type in expression.
5540 (gfc_conv_substring): Likewise, use HOST_WIDE_INT for charlen.
5541 (gfc_conv_string_tmp): Make sure len is of the right type.
5542 (gfc_conv_concat_op): Use same type in expression.
5543 (gfc_conv_procedure_call): Likewise.
5544 (fill_with_spaces): Comment out memset() block due to spurious
5545 -Wstringop-overflow warnings.
5546 (gfc_trans_string_copy): Use gfc_charlen_type_node.
5547 (alloc_scalar_allocatable_for_subcomponent_assignment):
5548 fold_convert to right type.
5549 (gfc_trans_subcomponent_assign): Likewise.
5550 (trans_class_vptr_len_assignment): Build const of correct type.
5551 (gfc_trans_pointer_assignment): Likewise.
5552 (alloc_scalar_allocatable_for_assignment): fold_convert to right
5553 type in expr.
5554 (trans_class_assignment): Build const of correct type.
5555 * trans-intrinsic.c (gfc_conv_associated): Likewise.
5556 (gfc_conv_intrinsic_repeat): Do calculation in sizetype.
5557 * trans-io.c (gfc_build_io_library_fndecls): Use
5558 gfc_charlen_type_node for character lengths.
5559 (set_string): Convert to right type in assignment.
5560 * trans-stmt.c (gfc_trans_label_assign): Build const of
5561 gfc_charlen_type_node.
5562 (trans_associate_var): Likewise.
5563 (gfc_trans_character_select): Likewise.
5564 (gfc_trans_allocate): Likewise, don't typecast strlen result.
5565 (gfc_trans_deallocate): Don't typecast strlen result.
5566 * trans-types.c (gfc_size_kind): New variable.
5567 (gfc_init_types): Determine gfc_charlen_int_kind and gfc_size_kind
5568 from size_type_node.
5569 * trans-types.h: Fix comment.
5570
5571 2018-01-04 Thomas Koenig <tkoenig@gcc.gnu.org>
5572
5573 PR fortran/83683
5574 PR fortran/45689
5575 * check.c (gfc_check_eoshift): Check for string length and
5576 for conformance of boundary.
5577 * intrinsic.c (add_functions): Add gfc_simplify_eoshift.
5578 * intrinsic.h: Add prototype for gfc_simplify_eoshift.
5579 * simplify.c (gfc_simplify_eoshift): New function.
5580
5581 2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
5582 Alan Hayward <alan.hayward@arm.com>
5583 David Sherwood <david.sherwood@arm.com>
5584
5585 * trans-types.c (gfc_type_for_mode): Handle MODE_VECTOR_BOOL.
5586
5587 2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
5588 Alan Hayward <alan.hayward@arm.com>
5589 David Sherwood <david.sherwood@arm.com>
5590
5591 * trans-types.c (gfc_type_for_mode): Check valid_vector_subparts_p.
5592
5593 2018-01-03 Thomas Koenig <tkoenig@gcc.gnu.org>
5594
5595 PR fortran/83664
5596 * check.c (gfc_check_eoshift): Error for missing boundary if array
5597 is not one of the standard types.
5598
5599 2018-01-03 Jakub Jelinek <jakub@redhat.com>
5600
5601 Update copyright years.
5602
5603 * gfortranspec.c (lang_specific_driver): Update copyright notice
5604 dates.
5605 * gfc-internals.texi: Bump @copying's copyright year.
5606 * gfortran.texi: Ditto.
5607 * intrinsic.texi: Ditto.
5608 * invoke.texi: Ditto.
5609
5610 2017-01-02 Thomas Koenig <tkoenig@gcc.gnu.org>
5611
5612 PR fortran/45689
5613 * intrinsic.c (add_function): Add gfc_simplify_maxloc and
5614 gfc_simplify_minloc to maxloc and minloc, respectively.
5615 * intrinsic.h: Add prototypes for gfc_simplify_minloc
5616 and gfc_simplify_maxloc.
5617 * simplify.c (min_max_chose): Adjust prototype. Modify function
5618 to have a return value which indicates if the extremum was found.
5619 (is_constant_array_expr): Fix typo in comment.
5620 (simplify_minmaxloc_to_scalar): New function.
5621 (simplify_minmaxloc_nodim): New function.
5622 (new_array): New function.
5623 (simplify_minmaxloc_to_array): New function.
5624 (gfc_simplify_minmaxloc): New function.
5625 (simplify_minloc): New function.
5626 (simplify_maxloc): New function.
5627
5628 2018-01-02 Thomas Koenig <tkoenig@gcc.gnu.org>
5629
5630 PR fortran/45689
5631 PR fortran/83650
5632 * simplify.c (gfc_simplify_cshift): Re-implement to allow full
5633 range of arguments.
5634
5635 2018-01-01 Paul Thomas <pault@gcc.gnu.org>
5636
5637 PR fortran/83076
5638 * resolve.c (resolve_fl_derived0): Add caf_token fields for
5639 allocatable and pointer scalars, when -fcoarray selected.
5640 * trans-types.c (gfc_copy_dt_decls_ifequal): Copy the token
5641 field as well as the backend_decl.
5642 (gfc_get_derived_type): Flag GFC_FCOARRAY_LIB for module
5643 derived types that are not vtypes. Components with caf_token
5644 attribute are pvoid types. For a component requiring it, find
5645 the caf_token field and have the component token field point to
5646 its backend_decl.
5647
5648 PR fortran/83319
5649 *trans-types.c (gfc_get_array_descriptor_base): Add the token
5650 field to the descriptor even when codimen not set.
5651
5652 Copyright (C) 2018 Free Software Foundation, Inc.
5653
5654 Copying and distribution of this file, with or without modification,
5655 are permitted in any medium without royalty provided the copyright
5656 notice and this notice are preserved.