forked from OSchip/llvm-project
85 lines
2.6 KiB
C++
85 lines
2.6 KiB
C++
@import cxx_templates_common;
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template<typename T> T f() { return T(); }
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template<typename T> T f(T);
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namespace N {
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template<typename T> T f() { return T(); }
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template<typename T> T f(T);
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}
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template<int N> int template_param_kinds_1();
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template<template<typename T, int, int> class> int template_param_kinds_2();
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template<template<typename T, typename U, T> class> int template_param_kinds_3();
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template<typename T> struct SomeTemplate<T*>;
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template<typename T> struct SomeTemplate<T*> {};
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typedef SomeTemplate<int*> SomeTemplateIntPtr;
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template<typename T> void PerformDelayedLookup(T &t) {
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t.f();
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typename T::Inner inner;
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FoundByADL(t);
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}
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template<typename T> void PerformDelayedLookupInDefaultArgument(T &t, int a = (FoundByADL(T()), 0)) {}
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template<typename T> struct RedeclaredAsFriend {};
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void use_some_template_a() {
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SomeTemplate<char[2]> a;
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SomeTemplate<char[1]> b, c;
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b = c;
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}
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template<int> struct MergeTemplates;
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MergeTemplates<0> *merge_templates_a;
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auto enum_a_from_a = CommonTemplate<int>::a;
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const auto enum_c_from_a = CommonTemplate<int>::c;
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template<int> struct UseInt;
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template<typename T> void UseRedeclaredEnum(UseInt<T() + CommonTemplate<char>::a>);
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constexpr void (*UseRedeclaredEnumA)(UseInt<1>) = UseRedeclaredEnum<int>;
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template<typename> struct MergeSpecializations;
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template<typename T> struct MergeSpecializations<T*> {
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typedef int partially_specialized_in_a;
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};
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template<> struct MergeSpecializations<char> {
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typedef int explicitly_specialized_in_a;
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};
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void InstantiateWithFriend(Std::WithFriend<int> wfi) {}
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template<typename T> struct WithPartialSpecialization<T*> {
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typedef int type;
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T &f() { static T t; return t; }
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};
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typedef WithPartialSpecializationUse::type WithPartialSpecializationInstantiate;
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template<> struct WithExplicitSpecialization<int> {
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int n;
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template<typename T> T &inner_template() {
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return n;
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}
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};
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template<typename T> template<typename U>
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constexpr int Outer<T>::Inner<U>::f() { return 1; }
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static_assert(Outer<int>::Inner<int>::f() == 1, "");
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template<typename T> struct MergeTemplateDefinitions {
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static constexpr int f();
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static constexpr int g();
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};
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template<typename T> constexpr int MergeTemplateDefinitions<T>::f() { return 1; }
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template<typename T> using AliasTemplate = T;
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template<typename T> struct PartiallyInstantiatePartialSpec {};
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template<typename T> struct PartiallyInstantiatePartialSpec<T*> {
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static T *foo() { return reinterpret_cast<T*>(0); }
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static T *bar() { return reinterpret_cast<T*>(0); }
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};
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typedef PartiallyInstantiatePartialSpec<int*> PartiallyInstantiatePartialSpecHelper;
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