48 lines · cpp
1// RUN: %clang_cc1 -fsyntax-only -verify %s2// RUN: %clang_cc1 -fsyntax-only -verify -std=c++98 %s3// RUN: %clang_cc1 -fsyntax-only -verify -std=c++11 %s4template<typename T> struct vector;5 6// C++ [temp.class.spec]p6:7namespace N {8 namespace M {9 template<typename T> struct A;10 }11}12 13template<typename T>14struct N::M::A<T*> { };15 16// C++ [temp.class.spec]p917// bullet 1, as amended by DR131518template <int I, int J> struct A {}; 19template <int I> struct A<I+5, I*2> {}; // expected-error{{cannot be deduced}} expected-note {{'I'}}20template <int I, int J> struct B {}; 21template <int I> struct B<I, I> {}; //OK 22 23// bullet 224template <class T, T t> struct C {}; // expected-note{{declared here}}25template <class T> struct C<T, 1>; // expected-error{{specializes}}26template <class T, T* t> struct C<T*, t>; // okay27 28template< int X, int (*array_ptr)[X] > class A2 {}; // expected-note{{here}}29int array[5]; 30template< int X > class A2<X, &array> { }; // expected-error{{specializes}}31 32template<typename T, int N, template<typename X> class TT>33struct Test0;34 35// bullet 336template<typename T, int N, template<typename X> class TT>37struct Test0<T, N, TT>; // expected-error{{does not specialize}}38 39// C++ [temp.class.spec]p1040template<typename T = int, // expected-error{{default template argument}}41 int N = 17, // expected-error{{default template argument}}42 template<typename X> class TT = ::vector> // expected-error{{default template argument}}43 struct Test0<T*, N, TT> { };44 45template<typename T> struct Test1;46template<typename T, typename U> // expected-note{{non-deducible}}47 struct Test1<T*> { }; // expected-error{{never be used}}48