1// Test this without pch.
2// RUN: %clang_cc1 -std=c++11 -triple %itanium_abi_triple -fcxx-exceptions -fexceptions -include %S/cxx-templates.h -verify %s -ast-dump -o -
3// RUN: %clang_cc1 -std=c++11 -triple %itanium_abi_triple -fcxx-exceptions -fexceptions -include %S/cxx-templates.h %s -emit-llvm -o - -DNO_ERRORS | FileCheck %s
4
5// Test with pch.
6// RUN: %clang_cc1 -std=c++11 -triple %itanium_abi_triple -fcxx-exceptions -fexceptions -x c++-header -emit-pch -o %t %S/cxx-templates.h
7// RUN: %clang_cc1 -std=c++11 -triple %itanium_abi_triple -fcxx-exceptions -fexceptions -include-pch %t -verify %s -ast-dump  -o -
8// RUN: %clang_cc1 -std=c++11 -triple %itanium_abi_triple -fcxx-exceptions -fexceptions -include-pch %t %s -emit-llvm -o - -error-on-deserialized-decl doNotDeserialize -DNO_ERRORS | FileCheck %s
9
10// Test with modules.
11// RUN: %clang_cc1 -std=c++11 -triple %itanium_abi_triple -fcxx-exceptions -fexceptions -fmodules -x c++-header -emit-pch -o %t %S/cxx-templates.h
12// RUN: %clang_cc1 -std=c++11 -triple %itanium_abi_triple -fcxx-exceptions -fexceptions -fmodules -include-pch %t -verify %s -ast-dump  -o -
13// RUN: %clang_cc1 -std=c++11 -triple %itanium_abi_triple -fcxx-exceptions -fexceptions -fmodules -include-pch %t %s -emit-llvm -o - -error-on-deserialized-decl doNotDeserialize -DNO_ERRORS | FileCheck %s
14
15// Test with pch and delayed template parsing.
16// RUN: %clang_cc1 -std=c++11 -triple %itanium_abi_triple -fcxx-exceptions -fdelayed-template-parsing -fexceptions -x c++-header -emit-pch -o %t %S/cxx-templates.h
17// RUN: %clang_cc1 -std=c++11 -triple %itanium_abi_triple -fcxx-exceptions -fdelayed-template-parsing -fexceptions -include-pch %t -verify %s -ast-dump  -o -
18// RUN: %clang_cc1 -std=c++11 -triple %itanium_abi_triple -fcxx-exceptions -fdelayed-template-parsing -fexceptions -include-pch %t %s -emit-llvm -o - -DNO_ERRORS | FileCheck %s
19
20// CHECK: define weak_odr {{.*}}void @_ZN2S4IiE1mEv
21// CHECK: define linkonce_odr {{.*}}void @_ZN2S3IiE1mEv
22
23struct A {
24  typedef int type;
25  static void my_f();
26  template <typename T>
27  static T my_templf(T x) { return x; }
28};
29
30void test(const int (&a6)[17]) {
31  int x = templ_f<int, 5>(3);
32
33  S<char, float>::templ();
34  S<int, char>::partial();
35  S<int, float>::explicit_special();
36
37  Dep<A>::Ty ty;
38  Dep<A> a;
39  a.f();
40
41  S3<int> s3;
42  s3.m();
43
44  TS5 ts(0);
45
46  S6<const int[17]>::t2 b6 = a6;
47}
48
49template struct S4<int>;
50
51S7<int[5]> s7_5;
52
53namespace ZeroLengthExplicitTemplateArgs {
54  template void f<X>(X*);
55}
56
57// This used to overwrite memory and crash.
58namespace Test1 {
59  struct StringHasher {
60    template<typename T, char Converter(T)> static inline unsigned createHash(const T*, unsigned) {
61      return 0;
62    }
63  };
64
65  struct CaseFoldingHash {
66    static inline char foldCase(char) {
67      return 0;
68    }
69
70    static unsigned hash(const char* data, unsigned length) {
71      return StringHasher::createHash<char, foldCase>(data, length);
72    }
73  };
74}
75
76template< typename D >
77Foo< D >& Foo< D >::operator=( const Foo& other )
78{
79   return *this;
80}
81
82namespace TestNestedExpansion {
83  struct Int {
84    Int(int);
85    friend Int operator+(Int, Int);
86  };
87  Int &g(Int, int, double);
88  Int &test = NestedExpansion<char, char, char>().f(0, 1, 2, Int(3), 4, 5.0);
89}
90
91namespace rdar13135282 {
92  void test() {
93    __mt_alloc<> mt = __mt_alloc<>();
94  }
95}
96
97void CallDependentSpecializedFunc(DependentSpecializedFuncClass<int> &x) {
98  DependentSpecializedFunc(x);
99}
100
101namespace cyclic_module_load {
102  extern std::valarray<int> x;
103  std::valarray<int> y(x);
104}
105
106#ifndef NO_ERRORS
107// expected-error@cxx-templates.h:305 {{incomplete}}
108template int local_extern::f<int[]>(); // expected-note {{in instantiation of}}
109#endif
110template int local_extern::g<int[]>();
111