| // RUN: %clang_cc1 -triple x86_64-apple-darwin10 -fapple-kext -emit-llvm -o - %s | FileCheck %s |
| |
| // CHECK: @_ZTV5TemplIiE = internal unnamed_addr constant [5 x i8*] [i8* null, i8* bitcast ({ i8*, i8* }* @_ZTI5TemplIiE to i8*), i8* bitcast (void (%struct.Templ*)* @_ZN5TemplIiE1fEv to i8*), i8* bitcast (void (%struct.Templ*)* @_ZN5TemplIiE1gEv to i8*), i8* null] |
| |
| struct Base { |
| virtual void abc(void) const; |
| }; |
| |
| void Base::abc(void) const {} |
| |
| void FUNC(Base* p) { |
| p->Base::abc(); |
| } |
| |
| // CHECK: getelementptr inbounds (void (%struct.Base*)*, void (%struct.Base*)** bitcast ([4 x i8*]* @_ZTV4Base to void (%struct.Base*)**), i64 2) |
| // CHECK-NOT: call void @_ZNK4Base3abcEv |
| |
| template<class T> |
| struct Templ { |
| virtual void f() {} |
| virtual void g() {} |
| }; |
| template<class T> |
| struct SubTempl : public Templ<T> { |
| virtual void f() {} // override |
| virtual void g() {} // override |
| }; |
| |
| void f(SubTempl<int>* t) { |
| // Qualified calls go through the (qualified) vtable in apple-kext mode. |
| // Since t's this pointer points to SubTempl's vtable, the call needs |
| // to load Templ<int>'s vtable. Hence, Templ<int>::g needs to be |
| // instantiated in this TU, for it's referenced by the vtable. |
| // (This happens only in apple-kext mode; elsewhere virtual calls can always |
| // use the vtable pointer off this instead of having to load the vtable |
| // symbol.) |
| t->Templ::f(); |
| } |
| |
| // CHECK: getelementptr inbounds (void (%struct.Templ*)*, void (%struct.Templ*)** bitcast ([5 x i8*]* @_ZTV5TemplIiE to void (%struct.Templ*)**), i64 2) |
| // CHECK: define internal void @_ZN5TemplIiE1fEv(%struct.Templ* %this) |
| // CHECK: define internal void @_ZN5TemplIiE1gEv(%struct.Templ* %this) |