| /* { dg-do compile } */ | |
| /* { dg-options "-O -fno-tree-fre -fdump-tree-cddce1" } */ | |
| int foo(int b) | |
| { | |
| int a[128]; | |
| a[b] = 1; | |
| if (b) | |
| { | |
| b = 2; | |
| a[2] = 0; | |
| } | |
| a[2] = 3; | |
| return a[2] + b; | |
| } | |
| /* Verify DCE removes all accesses to a but the last store and the | |
| read from a[2]. */ | |
| /* { dg-final { scan-tree-dump-times "a\\\[\[^\n\]\\\]" 2 "cddce1" } } */ | |
| /* { dg-final { cleanup-tree-dump "cddce1" } } */ |