1// PR tree-optimization/17697
2// { dg-do run }
3// { dg-options "-O2" }
4
5extern "C"
6{
7  extern int strcmp (const char *s, const char *t) throw ()
8    __attribute__ ((pure));
9}
10
11namespace A
12{
13  extern int strcmp (const char *s, const char *t) throw ();
14}
15
16inline int
17A::strcmp (const char *s, const char *t) throw ()
18{
19  return ::strcmp (s, t);
20}
21
22int
23foo (const char *x) throw ()
24{
25  return A::strcmp ("", x);
26}
27
28int
29main ()
30{
31  return foo ("") != 0 || foo ("a") == 0;
32}
33