Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/memcpy-2.c @ 131:84e7813d76e9
gcc-8.2
author | mir3636 |
---|---|
date | Thu, 25 Oct 2018 07:37:49 +0900 |
parents | 04ced10e8804 |
children | 1830386684a0 |
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/* PR middle-end/38454 */ /* { dg-do compile } */ /* { dg-options "-O2" } */ typedef __SIZE_TYPE__ size_t; extern inline __attribute__((gnu_inline, always_inline, artificial)) void * memcpy (void *__restrict dest, const void *__restrict src, size_t len) { return __builtin___memcpy_chk (dest, /* { dg-warning "writing" } */ src, len, __builtin_object_size (dest, 0)); } struct S { char buf[10]; } s; void foo (void) { char buf[12]; char *p = buf + 4; struct S *q = (struct S *) p; memcpy (q, &s, sizeof (s)); } /* { dg-final { scan-assembler "__memcpy_chk" } } */