Mercurial > hg > CbC > CbC_gcc
view libffi/testsuite/libffi.call/struct6.c @ 158:494b0b89df80 default tip
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author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
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date | Mon, 25 May 2020 18:13:55 +0900 |
parents | 04ced10e8804 |
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/* Area: ffi_call Purpose: Check structures. Limitations: none. PR: none. Originator: From the original ffitest.c */ /* { dg-do run } */ #include "ffitest.h" typedef struct { float f; double d; } test_structure_6; static test_structure_6 ABI_ATTR struct6 (test_structure_6 ts) { ts.f += 1; ts.d += 1; return ts; } int main (void) { ffi_cif cif; ffi_type *args[MAX_ARGS]; void *values[MAX_ARGS]; ffi_type ts6_type; ffi_type *ts6_type_elements[3]; test_structure_6 ts6_arg; /* This is a hack to get a properly aligned result buffer */ test_structure_6 *ts6_result = (test_structure_6 *) malloc (sizeof(test_structure_6)); ts6_type.size = 0; ts6_type.alignment = 0; ts6_type.type = FFI_TYPE_STRUCT; ts6_type.elements = ts6_type_elements; ts6_type_elements[0] = &ffi_type_float; ts6_type_elements[1] = &ffi_type_double; ts6_type_elements[2] = NULL; args[0] = &ts6_type; values[0] = &ts6_arg; /* Initialize the cif */ CHECK(ffi_prep_cif(&cif, ABI_NUM, 1, &ts6_type, args) == FFI_OK); ts6_arg.f = 5.55f; ts6_arg.d = 6.66; printf ("%g\n", ts6_arg.f); printf ("%g\n", ts6_arg.d); ffi_call(&cif, FFI_FN(struct6), ts6_result, values); CHECK(ts6_result->f == 5.55f + 1); CHECK(ts6_result->d == 6.66 + 1); free (ts6_result); exit(0); }