YouCompleteMe/cpp/llvm/tools/clang/test/SemaCXX/redeclared-alias-template.cpp
Strahinja Val Markovic 1f51a89d39 Adding more llvm/clang files
These were ignored by git accidentally. We want ALL OF THEM since they all came
in the llvm/clang source distribution.
2012-07-05 17:55:45 -07:00

24 lines
1.1 KiB
C++

// 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}}
}