PR c++/19894
	* pt.c (tsubst): Reject pointer-to-member of type void.

	* g++.dg/template/ptrmem15.C: New test.

	PR c++/20563
	* parser.c (cp_parser_label_declaration): Deal with invalid/missing
	identifiers.

	* g++.dg/ext/label4.C: New test.

From-SVN: r100754