Mercurial > hg > CbC > CbC_gcc

comparison gcc/testsuite/gcc.dg/tree-ssa/ifc-4.c @ 111:04ced10e8804

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
gcc 7
author kono
date Fri, 27 Oct 2017 22:46:09 +0900
parents
children
comparison
equal deleted inserted replaced
68:561a7518be6b 111:04ced10e8804
1 /* { dg-do compile } */
2 /* { dg-options "-c -O2 -ftree-vectorize -fdump-tree-ifcvt-stats" { target *-*-* } } */
3
4 struct ht
5 {
6 void * (*alloc_subobject) (int);
7 };
8 typedef struct cpp_reader cpp_reader;
9 typedef struct cpp_token cpp_token;
10 typedef struct cpp_macro cpp_macro;
11 enum cpp_ttype
12 {
13 CPP_PASTE,
14 };
15 struct cpp_token {
16 __extension__ enum cpp_ttype type : 8;
17 } cpp_comment_table;
18 struct cpp_macro {
19 union cpp_macro_u
20 {
21 cpp_token * tokens;
22 } exp;
23 unsigned int count;
24 };
25 struct cpp_reader
26 {
27 struct ht *hash_table;
28 };
29 void
30 create_iso_definition (cpp_reader *pfile, cpp_macro *macro)
31 {
32 unsigned int num_extra_tokens = 0;
33 {
34 cpp_token *tokns =
35 (cpp_token *) pfile->hash_table->alloc_subobject (sizeof (cpp_token)
36 * macro->count);
37 {
38 cpp_token *normal_dest = tokns;
39 cpp_token *extra_dest = tokns + macro->count - num_extra_tokens;
40 unsigned int i;
41 for (i = 0; i < macro->count; i++)
42 {
43 if (macro->exp.tokens[i].type == CPP_PASTE)
44 *extra_dest++ = macro->exp.tokens[i];
45 else
46 *normal_dest++ = macro->exp.tokens[i];
47 }
48 }
49 }
50 }
51
52 /* This cannot be if-converted because the stores are to aggregate types. */
53 /* { dg-final { scan-tree-dump-times "Applying if-conversion" 0 "ifcvt" } } */