llvm-project/clang/test/CodeGenCXX/inline-functions.cpp

151 lines
4.2 KiB
C++

// RUN: %clang_cc1 %s -std=c++11 -triple=x86_64-apple-darwin10 -emit-llvm -o - | FileCheck %s --check-prefix=CHECK --check-prefix=NORMAL
// 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
// CHECK: ; ModuleID
struct A {
inline void f();
};
// NORMAL-NOT: define void @_ZN1A1fEv
// MSVCCOMPAT-NOT: define void @"\01?f@A@@QEAAXXZ"
void A::f() { }
template<typename> struct B { };
template<> struct B<char> {
inline void f();
};
// NORMAL-NOT: _ZN1BIcE1fEv
// MSVCCOMPAT-NOT: @"\01?f@?$B@D@@QEAAXXZ"
void B<char>::f() { }
// We need a final CHECK line here.
// NORMAL-LABEL: define void @_Z1fv
// MSVCCOMPAT-LABEL: define void @"\01?f@@YAXXZ"
void f() { }
// <rdar://problem/8740363>
inline void f1(int);
// NORMAL-LABEL: define linkonce_odr void @_Z2f1i
// MSVCCOMPAT-LABEL: define linkonce_odr void @"\01?f1@@YAXH@Z"
void f1(int) { }
void test_f1() { f1(17); }
// PR8789
namespace test1 {
template <typename T> class ClassTemplate {
private:
friend void T::func();
void g() {}
};
// NORMAL-LABEL: define linkonce_odr void @_ZN5test11C4funcEv(
// MSVCCOMPAT-LABEL: define linkonce_odr void @"\01?func@C@test1@@QEAAXXZ"(
class C {
public:
void func() {
ClassTemplate<C> ct;
ct.g();
}
};
void f() {
C c;
c.func();
}
}
// PR13252
namespace test2 {
struct A;
void f(const A& a);
struct A {
friend void f(const A& a) { }
};
void g() {
A a;
f(a);
}
// NORMAL-LABEL: define linkonce_odr void @_ZN5test21fERKNS_1AE
// MSVCCOMPAT-LABEL: define linkonce_odr void @"\01?f@test2@@YAXAEBUA@1@@Z"
}
// NORMAL-NOT: _Z17ExternAndInlineFnv
// MSVCCOMPAT-LABEL: define weak_odr void @"\01?ExternAndInlineFn@@YAXXZ"
extern inline void ExternAndInlineFn() {}
// NORMAL-NOT: _Z18InlineThenExternFnv
// MSVCCOMPAT-LABEL: define weak_odr void @"\01?InlineThenExternFn@@YAXXZ"
inline void InlineThenExternFn() {}
extern void InlineThenExternFn();
// NORMAL-LABEL: define void @_Z18ExternThenInlineFnv
// MSVCCOMPAT-LABEL: define void @"\01?ExternThenInlineFn@@YAXXZ"
extern void ExternThenInlineFn() {}
// NORMAL-NOT: _Z25ExternThenInlineThenDefFnv
// MSVCCOMPAT-LABEL: define weak_odr void @"\01?ExternThenInlineThenDefFn@@YAXXZ"
extern void ExternThenInlineThenDefFn();
inline void ExternThenInlineThenDefFn();
void ExternThenInlineThenDefFn() {}
// NORMAL-NOT: _Z25InlineThenExternThenDefFnv
// MSVCCOMPAT-LABEL: define weak_odr void @"\01?InlineThenExternThenDefFn@@YAXXZ"
inline void InlineThenExternThenDefFn();
extern void InlineThenExternThenDefFn();
void InlineThenExternThenDefFn() {}
// NORMAL-NOT: _Z17ExternAndConstexprFnv
// MSVCCOMPAT-LABEL: define weak_odr i32 @"\01?ExternAndConstexprFn@@YAHXZ"
extern constexpr int ExternAndConstexprFn() { return 0; }
// NORMAL-NOT: _Z11ConstexprFnv
// MSVCCOMPAT-NOT: @"\01?ConstexprFn@@YAHXZ"
constexpr int ConstexprFn() { return 0; }
template <typename T>
extern inline void ExternInlineOnPrimaryTemplate(T);
// NORMAL-LABEL: define void @_Z29ExternInlineOnPrimaryTemplateIiEvT_
// MSVCCOMPAT-LABEL: define void @"\01??$ExternInlineOnPrimaryTemplate@H@@YAXH@Z"
template <>
void ExternInlineOnPrimaryTemplate(int) {}
template <typename T>
extern inline void ExternInlineOnPrimaryTemplateAndSpecialization(T);
// NORMAL-NOT: _Z46ExternInlineOnPrimaryTemplateAndSpecializationIiEvT_
// MSVCCOMPAT-LABEL: define weak_odr void @"\01??$ExternInlineOnPrimaryTemplateAndSpecialization@H@@YAXH@Z"
template <>
extern inline void ExternInlineOnPrimaryTemplateAndSpecialization(int) {}
struct TypeWithInlineMethods {
// NORMAL-NOT: _ZN21TypeWithInlineMethods9StaticFunEv
// MSVCCOMPAT-NOT: @"\01?StaticFun@TypeWithInlineMethods@@SAXXZ"
static void StaticFun() {}
// NORMAL-NOT: _ZN21TypeWithInlineMethods12NonStaticFunEv
// MSVCCOMPAT-NOT: @"\01?NonStaticFun@TypeWithInlineMethods@@QEAAXXZ"
void NonStaticFun() { StaticFun(); }
};
namespace PR22959 {
template <typename>
struct S;
S<int> Foo();
template <typename>
struct S {
friend S<int> Foo();
};
__attribute__((used)) inline S<int> Foo() { return S<int>(); }
// NORMAL-LABEL: define linkonce_odr void @_ZN7PR229593FooEv(
// MSVCCOMPAT-LABEL: define linkonce_odr i8 @"\01?Foo@PR22959@@YA?AU?$S@H@1@XZ"(
}