1// RUN: %clang_cc1 -std=c++11 -fsyntax-only -verify %s
2
3// Check for template type parameter pack (mis-)matches with template
4// type parameters.
5template<typename ...T> struct X0t;
6template<typename ...T> struct X0t;
7
8template<typename ...T> struct X1t; // expected-note{{previous template type parameter pack declared here}}
9template<typename T> struct X1t; // expected-error{{template type parameter conflicts with previous template type parameter pack}}
10
11template<typename T> struct X2t; // expected-note{{previous template type parameter declared here}}
12template<typename ...T> struct X2t; // expected-error{{template type parameter pack conflicts with previous template type parameter}}
13
14template<template<typename ...T> class> struct X0t_intt;
15template<template<typename ...T> class> struct X0t_intt;
16
17template<template<typename ...T> class> struct X1t_intt; // expected-note{{previous template type parameter pack declared here}}
18template<template<typename T> class> struct X1t_intt; // expected-error{{template type parameter conflicts with previous template type parameter pack}}
19
20template<template<typename T> class> struct X2t_intt; // expected-note{{previous template type parameter declared here}}
21template<template<typename ...T> class> struct X2t_intt; // expected-error{{template type parameter pack conflicts with previous template type parameter}}
22
23template<int ...Values> struct X1nt; // expected-note{{previous non-type template parameter pack declared here}}
24template<int Values> struct X1nt; // expected-error{{non-type template parameter conflicts with previous non-type template parameter pack}}
25
26template<template<class T> class> class X1tt; // expected-note{{previous template template parameter declared here}}
27template<template<class T> class...> class X1tt; // expected-error{{template template parameter pack conflicts with previous template template parameter}}
28
29// Check for matching with out-of-line definitions
30namespace rdar8859985 {
31  template<typename ...> struct tuple { };
32  template<int ...> struct int_tuple { };
33
34  template<typename T>
35  struct X {
36    template<typename ...Args1, int ...Indices1>
37    X(tuple<Args1...>, int_tuple<Indices1...>);
38  };
39
40  template<typename T>
41  template<typename ...Args1, int ...Indices1>
42  X<T>::X(tuple<Args1...>, int_tuple<Indices1...>) {}
43}
44