/* { dg-do compile } */ | |
/* { dg-options "-O2 -fdump-tree-vrp1" } */ | |
/* LLVM LOCAL test not applicable */ | |
/* { dg-require-fdump "" } */ | |
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" } } */ | |
/* { dg-final { cleanup-tree-dump "vrp1" } } */ |