forked from OSchip/llvm-project
164 lines
3.3 KiB
C++
164 lines
3.3 KiB
C++
// RUN: %clang_cc1 -fsyntax-only -verify %s
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class A;
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class S {
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public:
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template<typename T> struct A {
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struct Nested {
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typedef T type;
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};
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};
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};
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int i;
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S::A<int>::Nested::type *ip = &i;
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template<typename T>
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struct Outer {
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template<typename U>
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class Inner0;
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template<typename U>
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class Inner1 {
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struct ReallyInner;
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T foo(U);
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template<typename V> T bar(V);
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template<typename V> T* bar(V);
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static T value1;
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static U value2;
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};
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};
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template<typename X>
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template<typename Y>
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class Outer<X>::Inner0 {
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public:
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void f(X, Y);
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};
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template<typename X>
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template<typename Y>
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void Outer<X>::Inner0<Y>::f(X, Y) {
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}
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template<typename X>
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template<typename Y>
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struct Outer<X>::Inner1<Y>::ReallyInner {
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static Y value3;
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void g(X, Y);
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};
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template<typename X>
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template<typename Y>
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void Outer<X>::Inner1<Y>::ReallyInner::g(X, Y) {
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}
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template<typename X>
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template<typename Y>
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X Outer<X>::Inner1<Y>::foo(Y) {
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return X();
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}
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template<typename X>
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template<typename Y>
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template<typename Z>
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X Outer<X>::Inner1<Y>::bar(Z) {
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return X();
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}
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template<typename X>
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template<typename Y>
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template<typename Z>
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X* Outer<X>::Inner1<Y>::bar(Z) {
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return 0;
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}
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template<typename X>
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template<typename Y>
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X Outer<X>::Inner1<Y>::value1 = 0;
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template<typename X>
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template<typename Y>
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Y Outer<X>::Inner1<Y>::value2 = Y();
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template<typename X>
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template<typename Y>
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Y Outer<X>::Inner1<Y>::ReallyInner::value3 = Y();
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template<typename X>
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template<typename Y>
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Y Outer<X>::Inner1<Y*>::ReallyInner::value4; // expected-error{{Outer<X>::Inner1<Y *>::ReallyInner::}}
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template<typename T>
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struct X0 { };
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template<typename T>
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struct X0<T*> {
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template<typename U>
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void f(U u = T()) { }
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};
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// PR5103
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template<typename>
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struct X1 {
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template<typename, bool = false> struct B { };
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};
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template struct X1<int>::B<bool>;
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// Template template parameters
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template<typename T>
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struct X2 {
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template<template<class U, T Value> class> // expected-error{{cannot have type 'float'}} \
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// expected-note{{previous non-type template}}
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struct Inner { };
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};
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template<typename T,
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int Value> // expected-note{{template non-type parameter}}
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struct X2_arg;
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X2<int>::Inner<X2_arg> x2i1;
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X2<float> x2a; // expected-note{{instantiation}}
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X2<long>::Inner<X2_arg> x2i3; // expected-error{{template template argument has different}}
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namespace PR10896 {
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template<typename TN>
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class Foo {
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public:
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void foo() {}
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private:
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template<typename T>
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T SomeField; // expected-error {{member 'SomeField' declared as a template}}
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template<> int SomeField2; // expected-error {{extraneous 'template<>' in declaration of member 'SomeField2'}}
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};
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void g() {
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Foo<int> f;
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f.foo();
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}
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}
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namespace PR10924 {
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template< class Topology, class ctype >
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struct ReferenceElement
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{
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};
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template< class Topology, class ctype >
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template< int codim >
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class ReferenceElement< Topology, ctype > :: BaryCenterArray // expected-error{{out-of-line definition of 'BaryCenterArray' does not match any declaration in 'ReferenceElement<Topology, ctype>'}}
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{
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};
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}
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class Outer1 {
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template <typename T> struct X;
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template <typename T> int X<T>::func() {} // expected-error{{out-of-line definition of 'func' from class 'X<T>' without definition}}
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};
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