| /* { dg-options "-O2 -fdump-tree-optimized-raw" } */ | |
| #define TEST_CMP(FN, DIV, MUL) \ | |
| int \ | |
| FN (int x) \ | |
| { \ | |
| if (x & 7) \ | |
| __builtin_unreachable (); \ | |
| x /= DIV; \ | |
| return x * MUL; \ | |
| } | |
| TEST_CMP (f1, 2, 1) | |
| TEST_CMP (f2, 2, 5) | |
| TEST_CMP (f3, 4, 10) | |
| TEST_CMP (f4, 8, 100) | |
| TEST_CMP (f5, 16, 32) | |
| /* { dg-final { scan-tree-dump-times {<[a-z]*_div_expr, } 5 "optimized" } } */ |