1 /* { dg-do compile } */ 2 /* { dg-options "-O -fdump-tree-fre1" } */ 3 4 int x; foo(int * p)5int foo (int *p) 6 { 7 x = 0; 8 if (x) 9 *p = 1; 10 return x; 11 } 12 13 /* The final load of x should be replaced as well as the 14 aliasing store via *p is not reachable. */ 15 16 /* { dg-final { scan-tree-dump-not "= x;" "fre1" } } */ 17