1 /* { dg-do compile } */
2 /* { dg-options "-O1 -fdump-tree-optimized" } */
3 
f(long * p)4 void f (long *p) {
5   *p = 42;
6   p[4] = 42;
7   __builtin_free (p);
8 }
9 
10 /* { dg-final { scan-tree-dump-not "= 42" "optimized" } } */
11 
12