1 @import cxx_templates_common; 2 f()3template<typename T> T f() { return T(); } 4 template<typename T> T f(T); 5 namespace N { f()6 template<typename T> T f() { return T(); } 7 template<typename T> T f(T); 8 } 9 10 template<int N> int template_param_kinds_1(); 11 template<template<typename T, int, int> class> int template_param_kinds_2(); 12 template<template<typename T, typename U, T> class> int template_param_kinds_3(); 13 14 template<typename T> struct SomeTemplate<T*>; 15 template<typename T> struct SomeTemplate<T*> {}; 16 typedef SomeTemplate<int*> SomeTemplateIntPtr; 17 18 template<typename T> void PerformDelayedLookup(T &t) { 19 t.f(); 20 typename T::Inner inner; 21 FoundByADL(t); 22 } 23 24 template<typename T> void PerformDelayedLookupInDefaultArgument(T &t, int a = (FoundByADL(T()), 0)) {} 25 26 template<typename T> struct RedeclaredAsFriend {}; 27 28 void use_some_template_a() { 29 SomeTemplate<char[2]> a; 30 SomeTemplate<char[1]> b, c; 31 b = c; 32 } 33 34 template<int> struct MergeTemplates; 35 MergeTemplates<0> *merge_templates_a; 36 37 auto enum_a_from_a = CommonTemplate<int>::a; 38 const auto enum_c_from_a = CommonTemplate<int>::c; 39 40 template<int> struct UseInt; 41 template<typename T> void UseRedeclaredEnum(UseInt<T() + CommonTemplate<char>::a>); 42 constexpr void (*UseRedeclaredEnumA)(UseInt<1>) = UseRedeclaredEnum<int>; 43 44 template<typename> struct MergeSpecializations; 45 template<typename T> struct MergeSpecializations<T*> { 46 typedef int partially_specialized_in_a; 47 }; 48 template<> struct MergeSpecializations<char> { 49 typedef int explicitly_specialized_in_a; 50 }; 51 52 void InstantiateWithFriend(Std::WithFriend<int> wfi) {} 53 54 template<typename T> struct WithPartialSpecialization<T*> { 55 typedef int type; 56 T &f() { static T t; return t; } 57 }; 58 typedef WithPartialSpecializationUse::type WithPartialSpecializationInstantiate; 59 60 template<> struct WithExplicitSpecialization<int> { 61 int n; 62 template<typename T> T &inner_template() { 63 return n; 64 } 65 }; 66