| /* { dg-do compile } */ |
| /* { dg-options "-O -fno-trapping-math -fdump-tree-ifcombine" } */ |
| |
| double test1 (double i, double j) |
| { |
| if (i >= j) |
| if (i <= j) |
| goto plif; |
| else |
| goto plouf; |
| else |
| goto plif; |
| |
| plif: |
| return 0; |
| plouf: |
| return -1; |
| } |
| |
| /* The above should be optimized to a i > j test by ifcombine. |
| The transformation would also be legal with -ftrapping-math. |
| Instead we get u<=, which is acceptable with -fno-trapping-math. */ |
| |
| /* { dg-final { scan-tree-dump " u<= " "ifcombine" } } */ |
| /* { dg-final { cleanup-tree-dump "ifcombine" } } */ |
