cp-tree.h (IDENTIFIER_VIRTUAL_P): Document.

cp-tree.h (IDENTIFIER_VIRTUAL_P): Document.

cp:
	* cp-tree.h (IDENTIFIER_VIRTUAL_P): Document.
	(get_matching_virtual): Remove.
	(look_for_overrides): Declare new function.
	* decl.c (grokfndecl): Don't set IDENTIFIER_VIRTUAL_P or
	DECL_VINDEX here.
	* class.c (check_for_override): Move base class iteration code
	to look_for_overrides.
	* search.c (next_baselink): Remove.
	(get_virtuals_named_this): Remove.
	(get_virtual_destructor): Remove.
	(tree_has_any_destructors_p): Remove.
	(struct gvnt_info): Remove.
	(check_final_overrider): Remove `virtual' from error messages.
	(get_matching_virtuals): Remove. Move functionality to ...
	(look_for_overrides): ... here, and ...
	(look_for_overrides_r): ... here. Set DECL_VIRTUAL_P, if found
	to be overriding.
testsuite:
	* g++.old-deja/g++.h/spec6.C: Remove some of the XFAILS.
	* g++.old-deja/g++.other/virtual10.C: New test.

From-SVN: r38040