1 /* { dg-do compile } */ 2 /* { dg-options "-O -fdump-tree-ccp1" } */ 3 foo(int x)4 int foo (int x) 5 { 6 int y = 0; 7 int z = x + 1; 8 return z + y; 9 } 10 11 /* { dg-final { scan-tree-dump-times "\\+" 1 "ccp1" } } */ 12