| // RUN: %clang_cc1 -fsyntax-only -verify -std=c++11 %s |
| |
| template<typename T> using A = int; // expected-note 2{{previous}} |
| template<typename T> using A = char; // expected-error {{type alias template redefinition with different types ('char' vs 'int')}} |
| template<typename T1, typename T2> using A = T1; // expected-error {{too many template parameters in template redeclaration}} |
| |
| template<typename T1, typename T2> using B = T1; // expected-note {{previous}} |
| template<typename T2, typename T1> using B = T1; // expected-error {{type alias template redefinition with different types}} |
| |
| |
| template<typename> struct S; |
| template<template<typename> class F> using FInt = F<int>; |
| template<typename X> using SXRInt = FInt<S<X>::template R>; |
| template<typename X> using SXRInt = typename S<X>::template R<int>; // ok, redeclaration. |
| |
| template<template<typename> class> struct TT; |
| |
| namespace FilterLookup { |
| TT<A> f(); // expected-note {{previous declaration is here}} |
| |
| template<typename> using A = int; |
| TT<A> f(); // expected-error {{functions that differ only in their return type cannot be overloaded}} |
| } |