| /* PR tree-optimization/20657 |
| VRP did not pick up a conditional equivalence from the first "if" |
| statement, which was needed to eliminate the second "if" statement. */ |
| |
| /* { dg-do compile } */ |
| /* { dg-options "-O2 -fno-tree-dominator-opts -fdump-tree-vrp1-details" } */ |
| /* LLVM LOCAL test not applicable */ |
| /* { dg-require-fdump "" } */ |
| |
| int |
| foo (int a) |
| { |
| if (a == 0) |
| if (a == 0) |
| return 1; |
| return 0; |
| } |
| |
| /* { dg-final { scan-tree-dump-times "Folding predicate" 1 "vrp1"} } */ |
| /* { dg-final { cleanup-tree-dump "vrp1" } } */ |
