| /* { dg-do compile } */ | |
| /* { dg-options "-O2 -fdump-tree-fre1-details" } */ | |
| int foo (int a, int s, unsigned int k) | |
| { | |
| int i = a, j = a; | |
| do | |
| { | |
| i += s; | |
| j += j; | |
| j -= a; | |
| } | |
| while (k--); | |
| return j+i; | |
| } | |
| /* We want the redundant PHI for j to disappear. */ | |
| /* { dg-final { scan-tree-dump "Replaced redundant PHI node defining j" "fre1" } } */ |