gcc/testsuite/g++.dg/cpp0x/decltype-call1.C

   1 // PR c++/52748
   2 // N3276
   3 // { dg-do compile { target c++11 } }
   4
   5 struct A;                       // { dg-message "forward declaration" }
   6 A f();
   7
   8 decltype(f()) g1();              // OK
   9 decltype(((f()))) g2b();         // OK
  10 decltype(42,f()) g3();           // OK
  11 decltype(42,45,f()) g3b();       // OK
  12 decltype(42,45,(f())) g3c();     // OK
  13 decltype(42,((45,(f())))) g3c(); // OK
  14
  15 decltype(f(),42) g4();           // { dg-error "" }
  16 decltype(45,f(),42) g4b();       // { dg-error "" }
  17
  18 class B
  19 {
  20   ~B();                         // { dg-message "private" }
  21 public:
  22   int i;
  23   void operator[](int);
  24 };
  25 B h();
  26
  27 void i(const B&);
  28
  29 decltype(h()) g5a();            // OK
  30 decltype(h().i) g5();           // { dg-error "" }
  31 decltype(h()[0]) g6();          // { dg-error "" }
  32 decltype(i(h())) g7();          // { dg-error "" }