1 /* { dg-do compile } */
2 /* { dg-options "-O1 -fdump-tree-optimized" } */
3 
4 extern void link_error (void);
5 
6 /* tests to check if cprop works when using non-return functions   */
7 
8 extern int not_returning (int) __attribute__ ((noreturn));
9 
10 int b;
test7(int a)11 int test7 (int a)
12 {
13   b = 7;
14   if (a)
15     {
16       not_returning (a);
17     }
18   if (b != 7)
19     link_error ();
20   return b;
21 }
22 
23 
24 /* There should be not link_error calls, if there is any the
25    optimization has failed */
26 /* { dg-final { scan-tree-dump-times "link_error" 0 "optimized"} } */
27