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comparison gcc/testsuite/c-c++-common/asan/pr79944.c @ 111:04ced10e8804

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gcc 7
author kono
date Fri, 27 Oct 2017 22:46:09 +0900
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68:561a7518be6b 111:04ced10e8804
1 /* PR sanitizer/79944 */
2 /* { dg-do run } */
3
4 struct S { int i; char p[1024]; };
5
6 int
7 main ()
8 {
9 struct S *p = (struct S *) __builtin_malloc (__builtin_offsetof (struct S, p) + 64);
10 p->i = 5;
11 asm volatile ("" : "+r" (p) : : "memory");
12 __atomic_fetch_add ((int *) p, 5, __ATOMIC_RELAXED);
13 asm volatile ("" : "+r" (p) : : "memory");
14 if (p->i != 10)
15 __builtin_abort ();
16 __builtin_free (p);
17 return 0;
18 }