clang/test/CXX/over/over.match/over.match.best/over.ics.rank/p3-0x.cpp

   1 // RUN: %clang_cc1 -std=c++11 -fsyntax-only -verify %s
   2 // expected-no-diagnostics
   3 namespace std_example {
   4   int i;
   5   int f1();
   6   int&& f2();
   7   int &g(const int &);
   8   float &g(const int &&);
   9   int &j = g(i);
  10   float &k = g(f1());
  11   float &l = g(f2());
  12
  13   int &g2(const int &);
  14   float &g2(int &&);
  15   int &j2 = g2(i);
  16   float &k2 = g2(f1());
  17   float &l2 = g2(f2());
  18
  19   // FIXME: We don't support ref-qualifiers yet.
  20 #if 0
  21   struct A {
  22     A& operator<<(int);
  23     void p() &;
  24     void p() &&;
  25   };
  26
  27   A& operator<<(A&&, char);
  28   A() << 1;
  29   A() << 'c';
  30   A a;
  31   a << 1;
  32   a << 'c';
  33   A().p();
  34   a.p();
  35 #endif
  36 }
  37
  38 template<typename T>
  39 struct remove_reference {
  40   typedef T type;
  41 };
  42
  43 template<typename T>
  44 struct remove_reference<T&> {
  45   typedef T type;
  46 };
  47
  48 template<typename T>
  49 struct remove_reference<T&&> {
  50   typedef T type;
  51 };
  52
  53 namespace FunctionReferencesOverloading {
  54   template<typename T> int &f(typename remove_reference<T>::type&);
  55   template<typename T> float &f(typename remove_reference<T>::type&&);
  56
  57   void test_f(int (&func_ref)(int)) {
  58     int &ir = f<int (&)(int)>(func_ref);
  59   }
  60 }