Subversion Repositories openrisc

// { dg-do run }

#include 

struct A

{

  double a;

  double b;

};

class B

{

  B() { }

};

union U

{

  double a;

  double b;

};

template

  bool

  f()

  { return __is_union(T); }

template

  class My

  {

  public:

    bool

    f()

    { return !!__is_union(T); }

  };

template

  class My2

  {

  public:

    static const bool trait = __is_union(T);

  };

template

  const bool My2::trait;

template

  struct My3_help

  { static const bool trait = b; };

template

  const bool My3_help::trait;

template

  class My3

  {

  public:

    bool

    f()

    { return My3_help::trait; }

  };

#define PTEST(T) (__is_union(T) && f() \

                  && My().f() && My2::trait && My3().f())

#define NTEST(T) (!__is_union(T) && !f() \

                  && !My().f() && !My2::trait && !My3().f())

int main()

{

  assert (NTEST (int));

  assert (NTEST (void));

  assert (NTEST (A));

  assert (NTEST (B));

  assert (PTEST (U));

  return 0;

}