* cp-demangle.c (demangle_encoding): Accept no substitutions.
	(demangle_name): Handle <substitution> followed by
	<unqualified-template-name>.
	(demangle_type): Follow special substitutions with
	<class-enum-type>
	(demangle_subtitution): Set template_p for special substitutions.
	(main): Fix typos.

in gcc/cp/ChangeLog:

	* mangle.c (find_substitution): Use same_type_p.
	(write_encoding): Don't check for substitutions.

in libio/ChangeLog:

	* libioP.h (VTABLE_LABEL): Update for new vtable mangling.
	* stdstrbufs.cc (filebuf_vtable): Likewise.
	(stdiobuf_vtable): Likewise.

From-SVN: r34811