xref: /aosp_15_r20/external/clang/test/Modules/Inputs/cxx-templates-common.h (revision 67e74705e28f6214e480b399dd47ea732279e315)
1*67e74705SXin Li template<typename T> struct SomeTemplate {};
2*67e74705SXin Li 
3*67e74705SXin Li struct DefinedInCommon {
4*67e74705SXin Li   void f();
5*67e74705SXin Li   struct Inner {};
6*67e74705SXin Li   friend void FoundByADL(DefinedInCommon);
7*67e74705SXin Li };
8*67e74705SXin Li 
9*67e74705SXin Li template<typename T> struct CommonTemplate {
10*67e74705SXin Li   enum E { a = 1, b = 2, c = 3 };
11*67e74705SXin Li };
12*67e74705SXin Li 
13*67e74705SXin Li namespace Std {
14*67e74705SXin Li   template<typename T> struct WithFriend {
15*67e74705SXin Li     friend bool operator!=(const WithFriend &A, const WithFriend &B) { return false; }
16*67e74705SXin Li   };
17*67e74705SXin Li }
18*67e74705SXin Li 
19*67e74705SXin Li namespace Std {
f()20*67e74705SXin Li   template<typename T> void f() {
21*67e74705SXin Li     extern T g();
22*67e74705SXin Li   }
23*67e74705SXin Li }
24*67e74705SXin Li 
25*67e74705SXin Li template<typename T> struct TemplateInstantiationVisibility { typedef int type; };
26*67e74705SXin Li 
27*67e74705SXin Li template<typename T> struct Outer {
28*67e74705SXin Li   template<typename U> struct Inner {
29*67e74705SXin Li     static constexpr int f();
30*67e74705SXin Li     static constexpr int g();
31*67e74705SXin Li   };
32*67e74705SXin Li };
33*67e74705SXin Li 
34*67e74705SXin Li template<typename T> struct WithPartialSpecialization {};
35*67e74705SXin Li template<typename T> struct WithPartialSpecialization<void(T)> { typedef int type; };
36*67e74705SXin Li typedef WithPartialSpecialization<int*> WithPartialSpecializationUse;
37*67e74705SXin Li typedef WithPartialSpecialization<void(int)> WithPartialSpecializationUse2;
38*67e74705SXin Li 
39*67e74705SXin Li template<typename T> struct WithExplicitSpecialization;
40*67e74705SXin Li typedef WithExplicitSpecialization<int> WithExplicitSpecializationUse;
41*67e74705SXin Li 
42*67e74705SXin Li template<typename T> struct WithImplicitSpecialMembers { int n; };
43*67e74705SXin Li 
44*67e74705SXin Li template<typename T> struct WithAliasTemplate {
45*67e74705SXin Li   template<typename> using X = T;
46*67e74705SXin Li };
47*67e74705SXin Li 
48*67e74705SXin Li template<typename T> struct WithAnonymousDecls {
49*67e74705SXin Li   struct { bool k; };
50*67e74705SXin Li   union { int a, b; };
51*67e74705SXin Li   struct { int c, d; } s;
52*67e74705SXin Li   enum { e = 123 };
53*67e74705SXin Li   typedef int X;
54*67e74705SXin Li };
55*67e74705SXin Li 
56*67e74705SXin Li namespace hidden_specializations {
57*67e74705SXin Li   template<typename T> void fn() {}
58*67e74705SXin Li 
59*67e74705SXin Li   template<typename T> struct cls {
60*67e74705SXin Li     static void nested_fn() {}
61*67e74705SXin Li     struct nested_cls {};
62*67e74705SXin Li     static int nested_var;
63*67e74705SXin Li     enum class nested_enum {};
64*67e74705SXin Li 
65*67e74705SXin Li     template<typename U> static void nested_fn_t() {}
66*67e74705SXin Li     template<typename U> struct nested_cls_t {};
67*67e74705SXin Li     template<typename U> static int nested_var_t;
68*67e74705SXin Li   };
69*67e74705SXin Li 
70*67e74705SXin Li   template<typename T> int var;
71*67e74705SXin Li }
72*67e74705SXin Li 
73*67e74705SXin Li #include "cxx-templates-textual.h"
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