| /* { dg-do compile } */ |
| /* { dg-options "-O2 -fdump-tree-ifcombine" } */ |
| |
| #include <limits.h> |
| |
| _Bool and1(unsigned x, unsigned y) |
| { |
| /* x > y && x != 0 --> x > y */ |
| return x > y && x != 0; |
| } |
| |
| _Bool and2(unsigned x, unsigned y) |
| { |
| /* x < y && x != UINT_MAX --> x < y */ |
| return x < y && x != UINT_MAX; |
| } |
| |
| _Bool and3(signed x, signed y) |
| { |
| /* x > y && x != INT_MIN --> x > y */ |
| return x > y && x != INT_MIN; |
| } |
| |
| _Bool and4(signed x, signed y) |
| { |
| /* x < y && x != INT_MAX --> x < y */ |
| return x < y && x != INT_MAX; |
| } |
| |
| /* { dg-final { scan-tree-dump-not " != " "ifcombine" } } */ |
