1 // { dg-do run  }
2 // { dg-options "-O2" }
3 // Test that built-in functions are recognized with a prototype.
4 // Origin: Roger Sayle  Mar 20, 2002
5 // Copyright (C) 2002 Free Software Foundation.
6 //
7 
8 extern "C" void link_error (void);
9 
10 namespace std {
11 typedef __SIZE_TYPE__ size_t;
12 extern "C" size_t strlen (const char*);
13 }
14 
15 int
main()16 main ()
17 {
18   if (std::strlen ("foo") != 3)
19     link_error ();
20   return 0;
21 }
22