[gcc.git] / gcc / testsuite / g++.old-deja / g++.brendan / union1.C

// GROUPS passed unions
// This is fixed by finish_anon_union doing a string_cst_equal check on
// the DECL_SIZE of the decls, instead of comparing the DECL_SIZE nodes.

// The compiler currently fails to allocate space for the static union.

     unsigned
     hash(const double d)
     {
        static union {
           unsigned asint[2];
           double asdouble;
        };
        asdouble = d;
        return asint[0] ^ asint[1];
     }

int main ()
{
  hash (3.1415);
}
Commit	Line	Data
921e5a0e JL	1	// GROUPS passed unions
	2	// This is fixed by finish_anon_union doing a string_cst_equal check on
	3	// the DECL_SIZE of the decls, instead of comparing the DECL_SIZE nodes.
f17d060e JM	4
f17d060e JM	5	// The compiler currently fails to allocate space for the static union.
f17d060e	6
921e5a0e JL	7	unsigned
	8	hash(const double d)
	9	{
	10	static union {
	11	unsigned asint[2];
	12	double asdouble;
	13	};
	14	asdouble = d;
	15	return asint[0] ^ asint[1];
	16	}
f17d060e JM	17
	18	int main ()
	19	{
	20	hash (3.1415);
	21	}