* c-opts.c (set_std_cxx98, set_std_c89): New.
	(COMMAND_LINE_OPTIONS): Move more from cppinit.c.
	(c_common_decode_option): Handle new switches from cppinit.c.
	Add -std=gnu++98.
	* cppinit.c (set_lang): Rename cpp_set_lang.  Export.
	(no_arg, no_num): Remove.
	(COMMAND_LINE_OPTIONS): Move more to c-opts.c.  Drop all lang-
	switches apart from -lang-objc and lang-asm.
	(cpp_handle_option): Similarly.
	* cpplib.h (cpp_set_lang): New.
	* doc/cppopts.texi, doc/invoke.texi: Document -std=c++98,
	-std=gnu++98.
	* objc/lang-specs.h: Remove -ansi.
cp:
	* lang-specs.h: Remove -ansi.

From-SVN: r56185