| /* PR opt/6722 */ | |
| /* { dg-do run { target i?86-*-* x86_64-*-* } } */ | |
| /* { dg-options "-O2" } */ | |
| register int k asm("%ebx"); | |
| void __attribute__((noinline)) | |
| foo() | |
| { | |
| k = 1; | |
| } | |
| void test() | |
| { | |
| int i; | |
| for (i = 0; i < 10; i += k) | |
| { | |
| k = 0; | |
| foo(); | |
| } | |
| } | |
| int main() | |
| { | |
| int old = k; | |
| test(); | |
| k = old; | |
| return 0; | |
| } |