Richard Smith | 762bb9d | 2011-10-13 22:29:44 +0000 | [diff] [blame] | 1 | // RUN: %clang_cc1 -fsyntax-only -verify -std=c++11 %s |
Richard Smith | 3e4c6c4 | 2011-05-05 21:57:07 +0000 | [diff] [blame] | 2 | |
| 3 | template<typename T> using A = int; // expected-note 2{{previous}} |
| 4 | template<typename T> using A = char; // expected-error {{type alias template redefinition with different types ('char' vs 'int')}} |
| 5 | template<typename T1, typename T2> using A = T1; // expected-error {{too many template parameters in template redeclaration}} |
| 6 | |
| 7 | template<typename T1, typename T2> using B = T1; // expected-note {{previous}} |
| 8 | template<typename T2, typename T1> using B = T1; // expected-error {{type alias template redefinition with different types}} |
| 9 | |
| 10 | |
| 11 | template<typename> struct S; |
| 12 | template<template<typename> class F> using FInt = F<int>; |
| 13 | template<typename X> using SXRInt = FInt<S<X>::template R>; |
| 14 | template<typename X> using SXRInt = typename S<X>::template R<int>; // ok, redeclaration. |
| 15 | |
| 16 | template<template<typename> class> struct TT; |
| 17 | |
| 18 | namespace FilterLookup { |
| 19 | TT<A> f(); // expected-note {{previous declaration is here}} |
| 20 | |
| 21 | template<typename> using A = int; |
| 22 | TT<A> f(); // expected-error {{functions that differ only in their return type cannot be overloaded}} |
| 23 | } |