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// PR c++/44907

// { dg-options "-std=c++0x" }

#include 

struct A { };

struct B

: public A { };

struct C

: public A { };

struct D

: public B, public C { };

template

  class mini_is_convertible

  {

    typedef char one;

    typedef struct { char arr[2]; } two;

    template

      static void test_aux(To1);

    template

      static decltype(test_aux(std::declval()), one())

      test(int);

    template

      static two test(...);

    public:

      static const bool value = sizeof(test(0)) == 1;

  };

template

  const bool mini_is_convertible::value;

static_assert (!mini_is_convertible::value, "");

static_assert (!mini_is_convertible::value, "");

static_assert (!mini_is_convertible::value, "");

static_assert (!mini_is_convertible::value, "");

static_assert (!mini_is_convertible::value, "");

static_assert (!mini_is_convertible::value, "");