clang/test/CXX/special/class.copy/p28-cxx11.cpp

   1 // RUN: %clang_cc1 -std=c++98 %s -fsyntax-only
   2 // RUN: %clang_cc1 -std=c++11 %s -verify
   3
   4 // In C++11, we must perform overload resolution to determine which function is
   5 // called by a defaulted assignment operator, and the selected operator might
   6 // not be a copy or move assignment (it might be a specialization of a templated
   7 // 'operator=', for instance).
   8 struct A {
   9   A &operator=(const A &);
  10
  11   template<typename T>
  12   A &operator=(T &&) { return T::error; } // expected-error {{no member named 'error' in 'A'}}
  13 };
  14
  15 struct B : A {
  16   B &operator=(B &&);
  17 };
  18
  19 B &B::operator=(B &&) = default; // expected-note {{here}}