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 -fmodules-ignore-macro=NO_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
23 struct A {
24 typedef int type;
25 static void my_f();
26 template <typename T>
my_templfA27 static T my_templf(T x) { return x; }
28 };
29
test(const int (& a6)[17])30 void 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
49 template struct S4<int>;
50
51 S7<int[5]> s7_5;
52
53 namespace ZeroLengthExplicitTemplateArgs {
54 template void f<X>(X*);
55 }
56
57 // This used to overwrite memory and crash.
58 namespace Test1 {
59 struct StringHasher {
createHashTest1::StringHasher60 template<typename T, char Converter(T)> static inline unsigned createHash(const T*, unsigned) {
61 return 0;
62 }
63 };
64
65 struct CaseFoldingHash {
foldCaseTest1::CaseFoldingHash66 static inline char foldCase(char) {
67 return 0;
68 }
69
hashTest1::CaseFoldingHash70 static unsigned hash(const char* data, unsigned length) {
71 return StringHasher::createHash<char, foldCase>(data, length);
72 }
73 };
74 }
75
76 template< typename D >
operator =(const Foo & other)77 Foo< D >& Foo< D >::operator=( const Foo& other )
78 {
79 return *this;
80 }
81
82 namespace 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
91 namespace rdar13135282 {
test()92 void test() {
93 __mt_alloc<> mt = __mt_alloc<>();
94 }
95 }
96
CallDependentSpecializedFunc(DependentSpecializedFuncClass<int> & x)97 void CallDependentSpecializedFunc(DependentSpecializedFuncClass<int> &x) {
98 DependentSpecializedFunc(x);
99 }
100
101 namespace 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}}
108 template int local_extern::f<int[]>(); // expected-note {{in instantiation of}}
109 #endif
110 template int local_extern::g<int[]>();
111