Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/c-c++-common/asan/pr79944.c @ 145:1830386684a0
gcc-9.2.0
author | anatofuz |
---|---|
date | Thu, 13 Feb 2020 11:34:05 +0900 |
parents | 04ced10e8804 |
children |
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/* PR sanitizer/79944 */ /* { dg-do run } */ struct S { int i; char p[1024]; }; int main () { struct S *p = (struct S *) __builtin_malloc (__builtin_offsetof (struct S, p) + 64); p->i = 5; asm volatile ("" : "+r" (p) : : "memory"); __atomic_fetch_add ((int *) p, 5, __ATOMIC_RELAXED); asm volatile ("" : "+r" (p) : : "memory"); if (p->i != 10) __builtin_abort (); __builtin_free (p); return 0; }