1 /* { dg-do compile } */ 2 /* { dg-options "-O -fdump-tree-original" } */ 3 f(unsigned x,unsigned y)4unsigned f(unsigned x, unsigned y){ 5 return (x | y) & ~x; 6 } g(unsigned x,unsigned y)7unsigned g(unsigned x, unsigned y){ 8 return ~x & (y | x); 9 } 10 11 /* { dg-final { scan-tree-dump-times "return ~x & y;" 2 "original" } } */ 12