clang/test/CXX/class.derived/class.member.lookup/p8.cpp

   1 // RUN: %clang_cc1 -fsyntax-only -verify %s
   2
   3 // FIXME: Access control checks
   4
   5 namespace PR5820 {
   6   struct Base {
   7     void Foo();
   8     int Member;
   9   };
  10
  11   struct D1 : public Base {};
  12   struct D2 : public Base {};
  13
  14   struct Derived : public D1, public D2 {
  15     void Inner();
  16   };
  17
  18   void Test() {
  19     Derived d;
  20     d.D1::Foo();
  21     d.D1::Member = 17;
  22   }
  23
  24   void Derived::Inner() {
  25     D1::Foo();
  26     D1::Member = 42;
  27     this->D1::Foo();
  28     this->D1::Member = 42;
  29   }
  30 }
  31
  32 template<typename T>
  33 struct BaseT {
  34   void Foo(); // expected-note{{found by ambiguous name lookup}}
  35   int Member;
  36 };
  37
  38 template<typename T> struct Derived1T : BaseT<T> { };
  39 template<typename T> struct Derived2T : BaseT<T> { };
  40
  41 template<typename T>
  42 struct DerivedT : public Derived1T<T>, public Derived2T<T> {
  43   void Inner();
  44 };
  45
  46 template<typename T>
  47 void DerivedT<T>::Inner() {
  48   Derived1T<T>::Foo();
  49   Derived2T<T>::Member = 42;
  50   this->Derived1T<T>::Foo();
  51   this->Derived2T<T>::Member = 42;
  52   this->Foo(); // expected-error{{non-static member 'Foo' found in multiple base-class subobjects of type 'BaseT<int>'}}
  53 }
  54
  55 template<typename T>
  56 void Test(DerivedT<T> d) {
  57   d.template Derived1T<T>::Foo();
  58   d.template Derived2T<T>::Member = 17;
  59   d.Inner(); // expected-note{{in instantiation}}
  60 }
  61
  62 template void Test(DerivedT<int>);