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comparison gcc/testsuite/gcc.dg/pr69172.c @ 111:04ced10e8804

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gcc 7
author kono
date Fri, 27 Oct 2017 22:46:09 +0900
parents
children 84e7813d76e9
comparison
equal deleted inserted replaced
68:561a7518be6b 111:04ced10e8804
1 /* PR tree-optimization/69172 */
2 /* { dg-do compile } */
3 /* { dg-options "-O2" } */
4
5 int a;
6
7 void *
8 f1 (void)
9 {
10 int *b = &a, *c = &a;
11 return __builtin___mempcpy_chk (b, c, sizeof (int), 0);
12 }
13
14 void *
15 f2 (void)
16 {
17 int *b = &a;
18 return __builtin___mempcpy_chk (b, b, sizeof (int), 0);
19 }
20
21 void *
22 f3 (void)
23 {
24 return __builtin___mempcpy_chk (&a, &a, sizeof (int), 0);
25 }
26
27 void *
28 f4 (int x)
29 {
30 int *b = &a, *c = &a;
31 return __builtin___mempcpy_chk (b, c, x, 0);
32 }
33
34 void *
35 f5 (int x)
36 {
37 int *b = &a;
38 return __builtin___mempcpy_chk (b, b, x, 0);
39 }
40
41 void *
42 f6 (int x)
43 {
44 return __builtin___mempcpy_chk (&a, &a, x, 0);
45 }