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152 lines
4.0 KiB
152 lines
4.0 KiB
// RUN: %clang_cc1 -fsyntax-only -verify %s
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// RUN: %clang_cc1 -fsyntax-only -verify -std=c++98 %s
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// RUN: %clang_cc1 -fsyntax-only -verify -std=c++11 %s
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namespace N {
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namespace M {
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template<typename T> struct Promote;
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template<> struct Promote<short> {
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typedef int type;
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};
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template<> struct Promote<int> {
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typedef int type;
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};
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template<> struct Promote<float> {
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typedef double type;
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};
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Promote<short>::type *ret_intptr(int* ip) { return ip; }
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Promote<int>::type *ret_intptr2(int* ip) { return ip; }
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}
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M::Promote<int>::type *ret_intptr3(int* ip) { return ip; }
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M::template Promote<int>::type *ret_intptr4(int* ip) { return ip; }
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#if __cplusplus <= 199711L
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// expected-warning@-2 {{'template' keyword outside of a template}}
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#endif
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M::template Promote<int> pi;
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#if __cplusplus <= 199711L
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// expected-warning@-2 {{'template' keyword outside of a template}}
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#endif
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}
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N::M::Promote<int>::type *ret_intptr5(int* ip) { return ip; }
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::N::M::Promote<int>::type *ret_intptr6(int* ip) { return ip; }
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N::M::template; // expected-error{{expected unqualified-id}}
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N::M::template Promote; // expected-error{{expected unqualified-id}}
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namespace N {
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template<typename T> struct A;
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template<>
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struct A<int> {
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struct X;
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};
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struct B;
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}
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struct ::N::A<int>::X {
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int foo;
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};
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template<typename T>
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struct TestA {
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typedef typename N::template B<T>::type type; // expected-error{{'B' following the 'template' keyword does not refer to a template}} \
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// expected-error{{expected member name}}
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};
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// Reduced from a Boost failure.
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namespace test1 {
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template <class T> struct pair {
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T x;
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T y;
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static T pair<T>::* const mem_array[2];
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};
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template <class T>
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T pair<T>::* const pair<T>::mem_array[2] = { &pair<T>::x, &pair<T>::y };
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}
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typedef int T;
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namespace N1 {
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template<typename T> T f0();
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}
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template<typename T> T N1::f0() { }
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namespace PR7385 {
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template< typename > struct has_xxx0
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{
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template< typename > struct has_xxx0_introspect
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{
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template< typename > struct has_xxx0_substitute ;
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template< typename V >
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int int00( has_xxx0_substitute < typename V::template xxx< > > = 0 );
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};
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static const int value = has_xxx0_introspect<int>::value; // expected-error{{no member named 'value'}}
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typedef int type;
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};
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has_xxx0<int>::type t; // expected-note{{instantiation of}}
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}
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namespace PR7725 {
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template<class ignored> struct TypedefProvider;
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template<typename T>
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struct TemplateClass : public TypedefProvider<T>
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{
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void PrintSelf() {
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TemplateClass::Test::PrintSelf();
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}
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};
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}
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namespace PR9226 {
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template<typename a>
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void nt() // expected-note{{function template 'nt' declared here}}
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{ nt<>:: } // expected-error{{qualified name refers into a specialization of function template 'nt'}} \
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// expected-error{{expected unqualified-id}}
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template<typename T>
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void f(T*); // expected-note{{function template 'f' declared here}}
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template<typename T>
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void f(T*, T*); // expected-note{{function template 'f' declared here}}
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void g() {
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f<int>:: // expected-error{{qualified name refers into a specialization of function template 'f'}}
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} // expected-error{{expected unqualified-id}}
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struct X {
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template<typename T> void f(); // expected-note{{function template 'f' declared here}}
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};
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template<typename T, typename U>
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struct Y {
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typedef typename T::template f<U> type; // expected-error{{template name refers to non-type template 'X::f'}}
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};
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Y<X, int> yxi; // expected-note{{in instantiation of template class 'PR9226::Y<PR9226::X, int>' requested here}}
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}
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namespace PR9449 {
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template <typename T>
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struct s; // expected-note{{template is declared here}}
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template <typename T>
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void f() {
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int s<T>::template n<T>::* f; // expected-error{{implicit instantiation of undefined template 'PR9449::s<int>'}} \
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// expected-error{{following the 'template' keyword}}
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}
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template void f<int>(); // expected-note{{in instantiation of}}
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}
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