/* { dg-do compile } */ /* { dg-options "-O2 -fdump-tree-ifcombine -Wno-psabi" } */ #include #define vector __attribute__((vector_size(sizeof(unsigned)*2))) vector signed and1(vector unsigned x, vector unsigned y) { /* (x > y) & (x != 0) --> x > y */ return (x > y) & (x != 0); } vector signed and2(vector unsigned x, vector unsigned y) { /* (x < y) & (x != UINT_MAX) --> x < y */ return (x < y) & (x != UINT_MAX); } vector signed and3(vector signed x, vector signed y) { /* (x > y) & (x != INT_MIN) --> x > y */ return (x > y) & (x != INT_MIN); } vector signed and4(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 " != " "ifcombine" } } */