template<typename T> struct foo { T* bar(); }; struct foo1 : public foo<int>, public foo<bool*> { }; int main() { foo1 f; f.bar<int>(); }
gets you: ~/foo$ g++ foo.cc foo.cc: In function 'int main()': foo.cc:3: error: request for member 'bar' is ambiguous foo.cc:1: error: candidates are: T* foo<T>::bar() [with T = bool*] foo.cc:1: error: T* foo<T>::bar() [with T = int] foo.cc:3: error: expected primary-expression before 'int' foo.cc:3: error: expected `;' before 'int' -- Summary: ignores explicit qualification Product: gcc Version: 4.1.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: igodard at pacbell dot net http://gcc.gnu.org/bugzilla/show_bug.cgi?id=30624