| /* { dg-do compile } */ |
| /* { dg-options "-O3 -fdump-tree-cunroll-blocks-details" } */ |
| struct a {int a[100];}; |
| void |
| t(struct a *a) |
| { |
| for (int i=0;i<5 && a->a[i];i++) |
| a->a[i]++; |
| } |
| /* { dg-final { scan-tree-dump-times "loop with 4 iterations completely unrolled" 1 "cunroll" } } */ |
| /* { dg-final { scan-tree-dump-not "Invalid sum" "cunroll" } } */ |
| /* { dg-final { scan-tree-dump-times "Loop 1 iterates 4 times" 1 "cunroll" } } */ |
| /* { dg-final { scan-tree-dump-times "Last iteration exit edge was proved true" 1 "cunroll" } } */ |
| /* { dg-final { scan-tree-dump-times "Exit condition of peeled iterations was eliminated" 1 "cunroll" } } */ |
