gcc/testsuite/g++.dg/cpp0x/constexpr-switch2.C

   1 // Test for constexpr conversion in case context
   2 // { dg-do compile { target c++11 } }
   3
   4 enum class E { e1, e2 };
   5
   6 struct A
   7 {
   8   E e;
   9   constexpr operator E() { return e; }
  10   constexpr A(E e): e(e) { }
  11 };
  12
  13 E e;
  14
  15 int main()
  16 {
  17   switch (e)
  18     {
  19     case A(E::e1):
  20     case A(E::e2):
  21       ;
  22     }
  23 }