| /* { dg-do compile } */ |
| /* { dg-options "-O2 -funswitch-loops -fdump-tree-unswitch-optimized --param max-unswitch-insns=100" } */ |
| |
| void bar (int); |
| void foo (int a, int b, int c, int n) |
| { |
| for (int i = 0; i < n; ++i) |
| { |
| if (a > 5) |
| bar (1); |
| if (b < 10) |
| bar (2); |
| if (c != 5) |
| bar (3); |
| } |
| } |
| |
| /* Verify we can unswitch all permutations of the predicates. */ |
| /* { dg-final { scan-tree-dump-times "unswitching loop . on .if. with condition" 7 "unswitch" } } */ |
| /* { dg-final { scan-tree-dump "unswitching loop . on .if. with condition: a" "unswitch" } } */ |
| /* { dg-final { scan-tree-dump "unswitching loop . on .if. with condition: b" "unswitch" } } */ |
| /* { dg-final { scan-tree-dump "unswitching loop . on .if. with condition: c" "unswitch" } } */ |
