| /* { dg-do compile } */ |
| /* { dg-options "-funsafe-math-optimizations -fdump-tree-gimple" } */ |
| |
| float f(float x) |
| { |
| return x/2 + x/3; |
| } |
| |
| float g(float x) |
| { |
| return 2/x + 3/x; |
| } |
| |
| float h(float x) |
| { |
| return x/2 - x/3; |
| } |
| |
| float i(float x) |
| { |
| return 2/x - 3/x; |
| } |
| |
| /* f and h should be turned into multiplications, |
| the divisions in g and i should be grouped together. */ |
| |
| /* { dg-final { scan-tree-dump-times " \\* " 2 "gimple" } } */ |
| /* { dg-final { scan-tree-dump-times " / " 2 "gimple" } } */ |
| /* { dg-final { cleanup-tree-dump "gimple" } } */ |
| |