/* { dg-do compile } */ | |
/* { dg-options "-O2 -fdump-tree-vrp1" } */ | |
/* LLVM LOCAL test not applicable */ | |
/* { dg-require-fdump "" } */ | |
foo (int *p, int i) | |
{ | |
int x; | |
if (i > 10) | |
{ | |
if (p) | |
{ | |
x = *p; | |
p = 0; | |
} | |
} | |
else | |
p = 0; | |
/* This should be folded to if (1), but only if we insert an | |
assertion on the ELSE edge from the inner 'if (p)'. */ | |
if (p == 0) | |
return x + 1; | |
return i; | |
} | |
/* { dg-final { scan-tree-dump-times "Folding predicate p_.*to 1" 1 "vrp1" } } */ | |
/* { dg-final { cleanup-tree-dump "vrp1" } } */ |