| /* { dg-do compile } */ | |
| /* { dg-options "-O2 -fdump-tree-vrp1" } */ | |
| unsigned char c[0xFF]; | |
| void f(void) | |
| { | |
| unsigned char i; | |
| c[128] = 128; | |
| i = 0; | |
| while (1) | |
| { | |
| /* This predicate should not be folded out. */ | |
| if (((signed char) i) < 0) break; | |
| c[i] = ' '; | |
| i++; | |
| } | |
| } | |
| /* { dg-final { scan-tree-dump-times "Folding predicate " 0 "vrp1" } } */ |