1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
// { dg-do compile { target c++11 } } struct A { constexpr A(int) { } constexpr operator int() { return 1; }; }; template <class T> struct B { static constexpr A a = A(1); int ar[a]; }; B<int> b;