* cpphash.h (_cpp_create_definition): Update prototype.

	(_cpp_push_text_context, _cpp_create_trad_definition): New.
	( cpp_lex_identifier_trad): New.
	(_cpp_set_trad_context): New.
	* cppinit.c (cpp_finish_options): Don't conditionalize builtins.
	* cpplib.c (SEEN_EOL): Update.
	(lex_macro_node): Update for -traditional.
	(cpp_push_buffer, _cpp_pop_buffer): Similarly.
	* cppmacro.c (_cpp_create_definition): Split into
	create_iso_definition() and _cpp_create_trad_definition().
	(warn_of_redefinition): Update prototype; handle traditional
	macros.
	(_cpp_push_text_context): New.
	* cpptrad.c (skip_whitespace, push_replacement_text): New.
	(lex_identifier): Call ht_lookup with correct start.
	(_cpp_lex_identifier_tradm _cpp_create_trad_definition,
	_cpp_set_trad_context): New.
	(scan_out_logical_line): Update to handle changing contexts.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@54293 138bc75d-0d04-0410-961f-82ee72b054a4

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