clang-1/test/SemaTemplate/instantiate-function-params...

91 строка
3.1 KiB
C++

// RUN: %clang_cc1 -fsyntax-only -verify %s
// PR6619
template<bool C> struct if_c { };
template<typename T1> struct if_ {
typedef if_c< static_cast<bool>(T1::value)> almost_type_; // expected-note 5{{in instantiation}}
};
template <class Model, void (Model::*)()> struct wrap_constraints { };
template <class Model>
inline char has_constraints_(Model* , // expected-note 2{{while substituting deduced template arguments into function template 'has_constraints_' [with }} \
// expected-note 3{{candidate template ignored}}
wrap_constraints<Model,&Model::constraints>* = 0); // expected-note 2{{in instantiation}}
template <class Model> struct not_satisfied {
static const bool value = sizeof( has_constraints_((Model*)0) == 1); // expected-error 3{{no matching function}}
};
template <class ModelFn> struct requirement_;
template <void(*)()> struct instantiate {
};
template <class Model> struct requirement_<void(*)(Model)> : if_< not_satisfied<Model> >::type { // expected-note 5{{in instantiation}}
};
template <class Model> struct usage_requirements {
};
template < typename TT > struct InputIterator {
typedef instantiate< & requirement_<void(*)(usage_requirements<InputIterator> x)>::failed> boost_concept_check1; // expected-note {{in instantiation}}
};
template < typename TT > struct ForwardIterator : InputIterator<TT> { // expected-note {{in instantiation}}
typedef instantiate< & requirement_<void(*)(usage_requirements<ForwardIterator> x)>::failed> boost_concept_check2; // expected-note {{in instantiation}}
};
typedef instantiate< &requirement_<void(*)(ForwardIterator<char*> x)>::failed> boost_concept_checkX;// expected-note 3{{in instantiation}}
template<typename T> struct X0 { };
template<typename R, typename A1> struct X0<R(A1 param)> { };
template<typename T, typename A1, typename A2>
void instF0(X0<T(A1)> x0a, X0<T(A2)> x0b) {
X0<T(A1)> x0c;
X0<T(A2)> x0d;
}
template void instF0<int, int, float>(X0<int(int)>, X0<int(float)>);
template<typename R, typename A1, R (*ptr)(A1)> struct FuncPtr { };
template<typename A1, int (*ptr)(A1)> struct FuncPtr<int, A1, ptr> { };
template<typename R, typename A1> R unary_func(A1);
template<typename R, typename A1, typename A2>
void use_func_ptr() {
FuncPtr<R, A1, &unary_func<R, A1> > fp1;
FuncPtr<R, A2, &unary_func<R, A2> > fp2;
};
template void use_func_ptr<int, float, double>();
namespace PR6990 {
template < typename , typename = int, typename = int > struct X1;
template <typename >
struct X2;
template <typename = int *, typename TokenT = int,
typename = int( X2<TokenT> &)>
struct X3
{
};
template <typename , typename P>
struct X3_base : X3< X1<int, P> >
{
protected: typedef X1< P> type;
X3<type> e;
};
struct r : X3_base<int, int>
{
};
}
namespace InstantiateFunctionTypedef {
template<typename T>
struct X {
typedef int functype(int, int);
functype func;
};
void f(X<int> x) {
(void)x.func(1, 2);
}
}