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