// 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*] } { [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) |