1@import cxx_templates_common;
2
3template<typename T> T f() { return T(); }
4template<typename T> T f(T);
5namespace N {
6  template<typename T> T f() { return T(); }
7  template<typename T> T f(T);
8}
9
10template<int N> int template_param_kinds_1();
11template<template<typename T, int, int> class> int template_param_kinds_2();
12template<template<typename T, typename U, T> class> int template_param_kinds_3();
13
14template<typename T> struct SomeTemplate<T*>;
15template<typename T> struct SomeTemplate<T*> {};
16typedef SomeTemplate<int*> SomeTemplateIntPtr;
17
18template<typename T> void PerformDelayedLookup(T &t) {
19  t.f();
20  typename T::Inner inner;
21  FoundByADL(t);
22}
23
24template<typename T> void PerformDelayedLookupInDefaultArgument(T &t, int a = (FoundByADL(T()), 0)) {}
25
26template<typename T> struct RedeclaredAsFriend {};
27
28void use_some_template_a() {
29  SomeTemplate<char[2]> a;
30  SomeTemplate<char[1]> b, c;
31  b = c;
32
33  (void)&WithImplicitSpecialMembers<int>::n;
34}
35
36template<int> struct MergeTemplates;
37MergeTemplates<0> *merge_templates_a;
38
39auto enum_a_from_a = CommonTemplate<int>::a;
40const auto enum_c_from_a = CommonTemplate<int>::c;
41
42template<int> struct UseInt;
43template<typename T> void UseRedeclaredEnum(UseInt<T() + CommonTemplate<char>::a>);
44constexpr void (*UseRedeclaredEnumA)(UseInt<1>) = UseRedeclaredEnum<int>;
45
46template<typename> struct MergeSpecializations;
47template<typename T> struct MergeSpecializations<T*> {
48  typedef int partially_specialized_in_a;
49};
50template<> struct MergeSpecializations<char> {
51  typedef int explicitly_specialized_in_a;
52};
53
54void InstantiateWithFriend(Std::WithFriend<int> wfi) {}
55
56template<typename T> struct WithPartialSpecialization<T*> {
57  typedef int type;
58  T &f() { static T t; return t; }
59};
60typedef WithPartialSpecializationUse::type WithPartialSpecializationInstantiate;
61typedef WithPartialSpecialization<void(int)>::type WithPartialSpecializationInstantiate2;
62
63template<> struct WithExplicitSpecialization<int> {
64  int n;
65  template<typename T> T &inner_template() {
66    return n;
67  }
68};
69
70template<typename T> template<typename U>
71constexpr int Outer<T>::Inner<U>::f() { return 1; }
72static_assert(Outer<int>::Inner<int>::f() == 1, "");
73
74template<typename T> struct MergeTemplateDefinitions {
75  static constexpr int f();
76  static constexpr int g();
77};
78template<typename T> constexpr int MergeTemplateDefinitions<T>::f() { return 1; }
79
80template<typename T> using AliasTemplate = T;
81
82template<typename T> struct PartiallyInstantiatePartialSpec {};
83template<typename T> struct PartiallyInstantiatePartialSpec<T*> {
84  static T *foo() { return reinterpret_cast<T*>(0); }
85  static T *bar() { return reinterpret_cast<T*>(0); }
86};
87typedef PartiallyInstantiatePartialSpec<int*> PartiallyInstantiatePartialSpecHelper;
88
89void InstantiateWithAliasTemplate(WithAliasTemplate<int>::X<char>);
90inline int InstantiateWithAnonymousDeclsA(WithAnonymousDecls<int> x) { return (x.k ? x.a : x.b) + (x.k ? x.s.c : x.s.d) + x.e; }
91inline int InstantiateWithAnonymousDeclsB2(WithAnonymousDecls<char> x);
92
93
94template<typename T1 = int>
95struct MergeAnonUnionMember {
96  MergeAnonUnionMember() { (void)values.t1; }
97  union { int t1; } values;
98};
99inline MergeAnonUnionMember<> maum_a() { return {}; }
100
101template<typename T> struct DontWalkPreviousDeclAfterMerging { struct Inner { typedef T type; }; };
102
103namespace TestInjectedClassName {
104  template<typename T> struct X { X(); };
105  typedef X<char[1]> A;
106}
107