1 // RUN: %clang_cc1 %s -std=c++11 -triple=x86_64-apple-darwin10 -emit-llvm -o - | FileCheck %s --check-prefix=CHECK --check-prefix=NORMAL
2 // RUN: %clang_cc1 %s -std=c++11 -fms-compatibility -triple=x86_64-pc-win32 -emit-llvm -o - | FileCheck %s --check-prefix=CHECK --check-prefix=MSVCCOMPAT
3 // CHECK: ; ModuleID
4
5 struct A {
6 inline void f();
7 };
8
9 // NORMAL-NOT: define{{.*}} void @_ZN1A1fEv
10 // MSVCCOMPAT-NOT: define{{.*}} void @"?f@A@@QEAAXXZ"
f()11 void A::f() { }
12
13 template<typename> struct B { };
14
15 template<> struct B<char> {
16 inline void f();
17 };
18
19 // NORMAL-NOT: _ZN1BIcE1fEv
20 // MSVCCOMPAT-NOT: @"?f@?$B@D@@QEAAXXZ"
f()21 void B<char>::f() { }
22
23 // We need a final CHECK line here.
24
25 // NORMAL-LABEL: define{{.*}} void @_Z1fv
26 // MSVCCOMPAT-LABEL: define dso_local void @"?f@@YAXXZ"
f()27 void f() { }
28
29 inline void f1(int);
30
31 // NORMAL-LABEL: define linkonce_odr void @_Z2f1i
32 // MSVCCOMPAT-LABEL: define linkonce_odr dso_local void @"?f1@@YAXH@Z"
f1(int)33 void f1(int) { }
34
test_f1()35 void test_f1() { f1(17); }
36
37 // PR8789
38 namespace test1 {
39 template <typename T> class ClassTemplate {
40 private:
41 friend void T::func();
g()42 void g() {}
43 };
44
45 // NORMAL-LABEL: define linkonce_odr void @_ZN5test11C4funcEv(
46 // MSVCCOMPAT-LABEL: define linkonce_odr dso_local void @"?func@C@test1@@QEAAXXZ"(
47
48 class C {
49 public:
func()50 void func() {
51 ClassTemplate<C> ct;
52 ct.g();
53 }
54 };
55
f()56 void f() {
57 C c;
58 c.func();
59 }
60 }
61
62 // PR13252
63 namespace test2 {
64 struct A;
65 void f(const A& a);
66 struct A {
f(const A & a)67 friend void f(const A& a) { }
68 };
g()69 void g() {
70 A a;
71 f(a);
72 }
73 // NORMAL-LABEL: define linkonce_odr void @_ZN5test21fERKNS_1AE
74 // MSVCCOMPAT-LABEL: define linkonce_odr dso_local void @"?f@test2@@YAXAEBUA@1@@Z"
75 }
76
77 // NORMAL-NOT: _Z17ExternAndInlineFnv
78 // MSVCCOMPAT-LABEL: define weak_odr dso_local void @"?ExternAndInlineFn@@YAXXZ"
ExternAndInlineFn()79 extern inline void ExternAndInlineFn() {}
80
81 // NORMAL-NOT: _Z18InlineThenExternFnv
82 // MSVCCOMPAT-LABEL: define weak_odr dso_local void @"?InlineThenExternFn@@YAXXZ"
InlineThenExternFn()83 inline void InlineThenExternFn() {}
84 extern void InlineThenExternFn();
85
86 // NORMAL-LABEL: define{{.*}} void @_Z18ExternThenInlineFnv
87 // MSVCCOMPAT-LABEL: define dso_local void @"?ExternThenInlineFn@@YAXXZ"
ExternThenInlineFn()88 extern void ExternThenInlineFn() {}
89
90 // NORMAL-NOT: _Z25ExternThenInlineThenDefFnv
91 // MSVCCOMPAT-LABEL: define weak_odr dso_local void @"?ExternThenInlineThenDefFn@@YAXXZ"
92 extern void ExternThenInlineThenDefFn();
93 inline void ExternThenInlineThenDefFn();
ExternThenInlineThenDefFn()94 void ExternThenInlineThenDefFn() {}
95
96 // NORMAL-NOT: _Z25InlineThenExternThenDefFnv
97 // MSVCCOMPAT-LABEL: define weak_odr dso_local void @"?InlineThenExternThenDefFn@@YAXXZ"
98 inline void InlineThenExternThenDefFn();
99 extern void InlineThenExternThenDefFn();
InlineThenExternThenDefFn()100 void InlineThenExternThenDefFn() {}
101
102 // NORMAL-NOT: _Z17ExternAndConstexprFnv
103 // MSVCCOMPAT-LABEL: define weak_odr dso_local noundef i32 @"?ExternAndConstexprFn@@YAHXZ"
ExternAndConstexprFn()104 extern constexpr int ExternAndConstexprFn() { return 0; }
105
106 // NORMAL-NOT: _Z11ConstexprFnv
107 // MSVCCOMPAT-NOT: @"?ConstexprFn@@YAHXZ"
ConstexprFn()108 constexpr int ConstexprFn() { return 0; }
109
110 template <typename T>
111 extern inline void ExternInlineOnPrimaryTemplate(T);
112
113 // NORMAL-LABEL: define{{.*}} void @_Z29ExternInlineOnPrimaryTemplateIiEvT_
114 // MSVCCOMPAT-LABEL: define dso_local void @"??$ExternInlineOnPrimaryTemplate@H@@YAXH@Z"
115 template <>
ExternInlineOnPrimaryTemplate(int)116 void ExternInlineOnPrimaryTemplate(int) {}
117
118 template <typename T>
119 extern inline void ExternInlineOnPrimaryTemplateAndSpecialization(T);
120
121 // NORMAL-NOT: _Z46ExternInlineOnPrimaryTemplateAndSpecializationIiEvT_
122 // MSVCCOMPAT-LABEL: define weak_odr dso_local void @"??$ExternInlineOnPrimaryTemplateAndSpecialization@H@@YAXH@Z"
123 template <>
ExternInlineOnPrimaryTemplateAndSpecialization(int)124 extern inline void ExternInlineOnPrimaryTemplateAndSpecialization(int) {}
125
126 struct TypeWithInlineMethods {
127 // NORMAL-NOT: _ZN21TypeWithInlineMethods9StaticFunEv
128 // MSVCCOMPAT-NOT: @"?StaticFun@TypeWithInlineMethods@@SAXXZ"
StaticFunTypeWithInlineMethods129 static void StaticFun() {}
130 // NORMAL-NOT: _ZN21TypeWithInlineMethods12NonStaticFunEv
131 // MSVCCOMPAT-NOT: @"?NonStaticFun@TypeWithInlineMethods@@QEAAXXZ"
NonStaticFunTypeWithInlineMethods132 void NonStaticFun() { StaticFun(); }
133 };
134
135 namespace PR22959 {
136 template <typename>
137 struct S;
138
139 S<int> Foo();
140
141 template <typename>
142 struct S {
143 friend S<int> Foo();
144 };
145
Foo()146 __attribute__((used)) inline S<int> Foo() { return S<int>(); }
147 // NORMAL-LABEL: define linkonce_odr void @_ZN7PR229593FooEv(
148 // MSVCCOMPAT-LABEL: define linkonce_odr dso_local i8 @"?Foo@PR22959@@YA?AU?$S@H@1@XZ"(
149 }
150