163 lines
5.0 KiB
C++
163 lines
5.0 KiB
C++
// RUN: %clang_cc1 -fsyntax-only -verify %s
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// Note: the formatting in this test case is intentionally funny, with
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// nested-name-specifiers stretched out vertically so that we can
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// match up diagnostics per-line and still verify that we're getting
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// good source-location information.
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namespace outer {
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namespace inner {
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template<typename T>
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struct X0 {
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};
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}
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}
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template<typename T>
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struct add_reference {
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typedef T& type;
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};
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namespace outer_alias = outer;
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template<typename T>
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struct UnresolvedUsingValueDeclTester {
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using outer::inner::X0<
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typename add_reference<T>::type
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* // expected-error{{declared as a pointer to a reference of type}}
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>::value;
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};
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UnresolvedUsingValueDeclTester<int> UnresolvedUsingValueDeclCheck; // expected-note{{in instantiation of template class}}
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template<typename T>
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struct UnresolvedUsingTypenameDeclTester {
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using outer::inner::X0<
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typename add_reference<T>::type
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* // expected-error{{declared as a pointer to a reference of type}}
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>::value;
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};
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UnresolvedUsingTypenameDeclTester<int> UnresolvedUsingTypenameDeclCheck; // expected-note{{in instantiation of template class}}
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template<typename T, typename U>
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struct PseudoDestructorExprTester {
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void f(T *t) {
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t->T::template Inner<typename add_reference<U>::type
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* // expected-error{{as a pointer to a reference of type}}
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>::Blarg::~Blarg();
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}
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};
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struct HasInnerTemplate {
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template<typename T>
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struct Inner;
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typedef HasInnerTemplate T;
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};
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void PseudoDestructorExprCheck(
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PseudoDestructorExprTester<HasInnerTemplate, float> tester) {
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tester.f(0); // expected-note{{in instantiation of member function}}
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}
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template<typename T>
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struct DependentScopedDeclRefExpr {
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void f() {
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outer_alias::inner::X0<typename add_reference<T>::type
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* // expected-error{{as a pointer to a reference of type}}
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>::value = 17;
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}
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};
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void DependentScopedDeclRefExprCheck(DependentScopedDeclRefExpr<int> t) {
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t.f(); // expected-note{{in instantiation of member function}}
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}
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template<typename T>
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struct TypenameTypeTester {
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typedef typename outer::inner::X0<
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typename add_reference<T>::type
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* // expected-error{{declared as a pointer to a reference of type}}
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>::type type;
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};
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TypenameTypeTester<int> TypenameTypeCheck; // expected-note{{in instantiation of template class}}
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template<typename T, typename U>
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struct DependentTemplateSpecializationTypeTester {
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typedef typename T::template apply<typename add_reference<U>::type
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* // expected-error{{declared as a pointer to a reference of type}}
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>::type type;
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};
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struct HasApply {
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template<typename T>
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struct apply {
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typedef T type;
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};
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};
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DependentTemplateSpecializationTypeTester<HasApply, int> DTSTCheck; // expected-note{{in instantiation of template class}}
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template<typename T, typename U>
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struct DependentTemplateSpecializationTypeTester2 {
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typedef typename T::template apply<typename add_reference<U>::type
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* // expected-error{{declared as a pointer to a reference of type}}
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> type;
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};
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DependentTemplateSpecializationTypeTester2<HasApply, int> DTSTCheck2; // expected-note{{in instantiation of template class}}
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template<typename T, typename U>
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struct DependentTemplateSpecializationTypeTester3 :
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T::template apply<typename add_reference<U>::type
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* // expected-error{{declared as a pointer to a reference of type}}
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>
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{};
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DependentTemplateSpecializationTypeTester3<HasApply, int> DTSTCheck3; // expected-note{{in instantiation of template class}}
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template<typename T, typename U>
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struct DependentTemplateSpecializationTypeTester4 {
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typedef class T::template apply<typename add_reference<U>::type
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* // expected-error{{declared as a pointer to a reference of type}}
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> type;
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};
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DependentTemplateSpecializationTypeTester4<HasApply, int> DTSTCheck4; // expected-note{{in instantiation of template class}}
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template<template<class T> class TTP>
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struct AcceptedTemplateTemplateParameter {
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};
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template<typename T, typename U>
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struct DependentTemplateTemplateArgumentTester {
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typedef AcceptedTemplateTemplateParameter<
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T::
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template apply<
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typename add_reference<U>::type
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* // expected-error{{declared as a pointer to a reference of type}}
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>::
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template X>
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type;
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};
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DependentTemplateTemplateArgumentTester<HasApply, int> DTTACheck; // expected-note{{in instantiation of template class}}
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namespace PR9388 {
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namespace std {
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template<typename T> class vector {
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};
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}
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template<typename T> static void foo(std::vector<T*> &V) {
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__PRETTY_FUNCTION__; // expected-warning{{expression result unused}}
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}
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void bar(std::vector<int*> &Blocks) {
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foo(Blocks); // expected-note{{in instantiation of}}
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}
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}
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