clang/test/SemaCXX/builtin-ptrtomember-overload-1.cpp

   1 // RUN: %clang_cc1 -fsyntax-only -verify %s -std=c++11
   2
   3 struct A {};
   4 struct E {};
   5
   6 struct R {
   7     operator A*();
   8     operator E*();      // expected-note{{candidate function}}
   9 };
  10
  11
  12 struct S {
  13     operator A*();
  14     operator E*();      // expected-note{{candidate function}}
  15 };
  16
  17 struct B  : R {
  18     operator A*();
  19 };
  20
  21 struct C : B {
  22
  23 };
  24
  25 void foo(C c, int A::* pmf) {
  26         int i = c->*pmf;
  27 }
  28
  29 struct B1  : R, S {
  30     operator A*();
  31 };
  32
  33 struct C1 : B1 {
  34
  35 };
  36
  37 void foo1(C1 c1, int A::* pmf) {
  38         int i = c1->*pmf;
  39         c1->*pmf = 10;
  40 }
  41
  42 void foo1(C1 c1, int E::* pmf) {
  43         int i = c1->*pmf;       // expected-error {{use of overloaded operator '->*' is ambiguous}} \
  44                                 // expected-note {{because of ambiguity in conversion of 'C1' to 'E *'}} \
  45                                 // expected-note 2 {{built-in candidate operator}}
  46 }