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comparison gcc/testsuite/c-c++-common/torture/pr60971.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 tree-optimization/60971 */
2 /* { dg-do run } */
3
4 #ifndef __cplusplus
5 #define bool _Bool
6 #endif
7
8 volatile unsigned char c;
9
10 __attribute__((noinline)) unsigned char
11 foo (void)
12 {
13 return c;
14 }
15
16 __attribute__((noinline)) bool
17 bar (void)
18 {
19 return foo () & 1;
20 }
21
22 int
23 main ()
24 {
25 c = 0x41;
26 c = bar ();
27 if (c != 1)
28 __builtin_abort ();
29 c = 0x20;
30 c = bar ();
31 if (c != 0)
32 __builtin_abort ();
33 return 0;
34 }