| /* PR tree-optimization/25501 |
| The PHI merge pass used to try to merge PHI nodes that cannot |
| actually merged, causing a segfault later. Make sure that does not |
| happen any more. */ |
| |
| /* { dg-options "-O1 -fdump-tree-mergephi" } */ |
| /* LLVM LOCAL test not applicable */ |
| /* { dg-require-fdump "" } */ |
| |
| int |
| foo (int a) |
| { |
| int b; |
| int c; |
| int d; |
| |
| if (a == 2) |
| b = 3; |
| else |
| b = 5; |
| |
| c = 7; |
| |
| d = 11; |
| |
| for (;;) |
| { |
| if (d == 5) |
| break; |
| |
| d = b; |
| } |
| |
| return 13; |
| } |
| |
| /* { dg-final { scan-tree-dump-times "Removing basic block" 0 "mergephi"} } */ |
| /* { dg-final { cleanup-tree-dump "mergephi" } } */ |
