cast.C: Change fields of structures to "long" to pass the test on targets with...

cast.C: Change fields of structures to "long" to pass the test on targets with...

	* g++.dg/cast.C: Change fields of structures to "long" to pass
	the test on targets with STRUCTURE_SIZE_BOUNDARY != BITS_PER_UNIT.
	* g++.dg/cpp0x/iop.C: Ditto.
	* g++.dg/cpp0x/named_refs.C: Ditto.
	* g++.dg/cpp0x/rv1p.C: Ditto.
	* g++.dg/cpp0x/rv2p.C: Ditto.
	* g++.dg/cpp0x/rv3p.C: Ditto.
	* g++.dg/cpp0x/rv4p.C: Ditto.
	* g++.dg/cpp0x/rv5p.C: Ditto.
	* g++.dg/cpp0x/rv6p.C: Ditto.
	* g++.dg/cpp0x/rv7p.C: Ditto.
	* g++.dg/cpp0x/rv8p.C: Ditto.
	* g++.dg/cpp0x/unnamed_refs.C: Ditto.

From-SVN: r163240