| /* { dg-do compile } */ |
| /* { dg-options "-O2 -fdump-tree-dce3 -Wno-psabi" } */ |
| |
| #include <limits.h> |
| |
| #define vector __attribute__((vector_size(sizeof(unsigned)*2))) |
| |
| vector unsigned or1(vector unsigned x, vector unsigned y) |
| { |
| /* (x <= y) | (x == 0) --> x <= y */ |
| return (x <= y) | (x == 0); |
| } |
| |
| vector unsigned or2(vector unsigned x, vector unsigned y) |
| { |
| /* (x >= y) | (x == UINT_MAX) --> x >= y */ |
| return (x >= y) | (x == UINT_MAX); |
| } |
| |
| vector signed or3(vector signed x, vector signed y) |
| { |
| /* (x <= y) | (x == INT_MIN) --> x <= y */ |
| return (x <= y) | (x == INT_MIN); |
| } |
| |
| vector signed or4(vector signed x, vector signed y) |
| { |
| /* (x >= y) | (x == INT_MAX) --> x >= y */ |
| return (x >= y) | (x == INT_MAX); |
| } |
| |
| /* { dg-final { scan-tree-dump-not " == " "dce3" } } */ |