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comparison gcc/testsuite/gcc.c-torture/execute/pr86844.c @ 131:84e7813d76e9

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gcc-8.2
author mir3636
date Thu, 25 Oct 2018 07:37:49 +0900
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111:04ced10e8804 131:84e7813d76e9
1 /* PR tree-optimization/86844 */
2
3 __attribute__((noipa)) void
4 foo (int *p)
5 {
6 *p = 0;
7 *((char *)p + 3) = 1;
8 *((char *)p + 1) = 2;
9 *((char *)p + 2) = *((char *)p + 6);
10 }
11
12 int
13 main ()
14 {
15 int a[2] = { -1, 0 };
16 if (sizeof (int) != 4)
17 return 0;
18 ((char *)a)[6] = 3;
19 foo (a);
20 if (((char *)a)[0] != 0 || ((char *)a)[1] != 2
21 || ((char *)a)[2] != 3 || ((char *)a)[3] != 1)
22 __builtin_abort ();
23 return 0;
24 }