1 /* { dg-do compile } */
5 /* We used to overload the template function with the built-in
6 declaration, instead of replacing it as we should, and then barf at
7 the using decl because of a test that none of the overload set
8 members were anticipated built-ins. */
10 extern "C" signed int toupper(signed int __c) throw();
13 template< typename a > a toupper(a,int){}
18 std::toupper((signed int)'a');