1 /* { dg-do compile } */
2 /* { dg-options "-O -fdump-tree-fre1" } */
3 
4 unsigned int a, *b;
5 unsigned short c;
6 int d;
7 
8 void
fn1()9 fn1 ()
10 {
11   b = &d;
12   *b = c = a;
13   *b = d;
14 }
15 
16 /* We should remove all loads but that from a.  */
17 /* { dg-final { scan-tree-dump-not "= \[dbc\];" "fre1" } } */
18