/* { dg-do compile } */ | |
/* { dg-options "-O2 -fdump-tree-pre-stats" } */ | |
int | |
foo (int i) | |
{ | |
int a, b; | |
if (i) | |
a = 3, b = 2; | |
else | |
a = 2, b = 3; | |
return a + b; | |
} | |
/* We should detect that a+b is the same along both edges, and replace it with | |
5 */ | |
/* { dg-final { scan-tree-dump-times "Eliminated: 1" 1 "pre"} } */ | |
/* { dg-final { scan-tree-dump-times "Insertions" 0 "pre"} } */ | |
/* { dg-final { cleanup-tree-dump "pre" } } */ |