1// RUN: %clang_cc1 %s -fsyntax-only -verify -std=c++11 2 3// base-clause: 4// : base-specifier-list 5// base-specifier-list: 6// base-specifier ...[opt] 7// base-specifier-list , base-specifier ...[opt] 8// base-specifier: 9// attribute-specifier-seq[opt] base-type-specifier 10// attribute-specifier-seq[opt] virtual access-specifier[opt] base-type-specifier 11// attribute-specifier-seq[opt] access-specifier virtual[opt] base-type-specifier 12// class-or-decltype: 13// nested-name-specifier[opt] class-name 14// decltype-specifier 15// base-type-specifier: 16// class-or-decltype 17// access-specifier: 18// private 19// protected 20// public 21 22namespace PR11216 { 23 struct Base { }; 24 struct Derived : decltype(Base()) { }; 25 26 int func(); 27 struct Derived2 : decltype(func()) { }; // expected-error {{base specifier must name a class}} 28 29 template<typename T> 30 struct Derived3 : decltype(T().foo()) { }; 31 struct Foo { Base foo(); }; 32 Derived3<Foo> d; 33 34 struct Derived4 : :: decltype(Base()) { }; // expected-error {{unexpected namespace scope prior to decltype}} 35 36 struct Derived5 : PR11216:: decltype(Base()) { }; // expected-error {{unexpected namespace scope prior to decltype}} 37 38 template<typename T> 39 struct Derived6 : typename T::foo { }; // expected-error {{'typename' is redundant; base classes are implicitly types}} 40} 41