1 // PR c++/48284 2 // { dg-do compile { target c++11 } } 3 4 template<typename C> 5 auto g(C& c) -> decltype (c.f()) { return c.f(); } // { dg-message "decltype .c\\.f" } 6 7 template<typename C> 8 auto g(C& c) -> decltype (c.f()) { return c.f(); } // { dg-error "decltype .c\\.f" } 9