Subversion Repositories openrisc

/* { dg-do compile } */

typedef __SIZE_TYPE__ size_t;

extern "C" void *memcpy (void *, __const void *, size_t);

template < class Dest, class Source > struct BitCastHelper {

    static Dest cast (const Source & source) __attribute__ ((always_inline)) {

        Dest dest;

        memcpy (0, &source, sizeof dest);

    }

};

template < class Dest, class Source > Dest BitCast (Source)

{

  BitCastHelper < Dest, Source >::cast (0);

}

class MaybeObject

{

};

class Object:MaybeObject

{

public:

    static Object *cast (Object *) {

    }

};

class HeapObject:public Object

{

};

class String:public HeapObject

{

};

class ExternalString:public String

{

};

class ExternalTwoByteString:public ExternalString

{

};

template < typename T > class Handle

{

public:

    Handle () {

    }

    T *operator* () const;

    template < class S > static Handle < T > cast (Handle < S > that) {

        T::cast (*that);

    }

    T **location_;

};

template < typename T > T * Handle < T >::operator* () const

{

  *BitCast < T ** >(location_);

}

void

TestCharacterStream ()

{

  Handle < String > uc16_string;

  Handle < ExternalTwoByteString >::cast (uc16_string);

}