2005-03-12  Geoffrey Keating  <geoffk@apple.com>

	* directives.c (glue_header_name): Update call to cpp_spell_token.
	* internal.h (_cpp_interpret_identifier): New.
	* charset.c (_cpp_interpret_identifier): New.
	(_cpp_valid_ucn): Allow UCN version of '$'.
	* lex.c (lex_identifier): Add extra parameter to indicate if initial
	character was '$' or '\'.  Support identifiers with UCNs.
	(forms_identifier_p): Allow UCNs.
	(_cpp_lex_direct): Pass extra parameter to lex_identifier.
	(utf8_to_ucn): New.
	(cpp_spell_token): Add FORSTRING parameter.  Use it.
	(cpp_token_as_text): Update call to cpp_spell_token.
	(cpp_output_token): Write UCNs back out.
	(stringify_arg): Update call to cpp_spell_token.
	(paste_tokens): Likewise.
	(cpp_macro_definition): Likewise.
	* macro.c (stringify_arg): Likewise.
	(paste_tokens): Likewise.
	(cpp_macro_definition): Likewise.
	* include/cpplib.h: Add parameter to cpp_spell_token.

Index: gcc/ChangeLog
2005-03-12  Geoffrey Keating  <geoffk@apple.com>

	* c-lex.c (c_lex_with_flags): Add parameter to call to
	cpp_spell_token.

Index: gcc/testsuite/ChangeLog
2005-03-12  Geoffrey Keating  <geoffk@apple.com>

	* gcc.dg/ucnid-1.c: New.
	* gcc.dg/ucnid-2.c: New.
	* gcc.dg/ucnid-3.c: New.
	* gcc.dg/ucnid-4.c: New.
	* gcc.dg/ucnid-5.c: New.
	* gcc.dg/ucnid-6.c: New.
	* gcc.dg/cpp/ucnid-1.c: New.
	* gcc.dg/cpp/ucnid-2.c: New.
	* gcc.dg/cpp/ucnid-3.c: New.
	* g++.dg/other/ucnid-1.C: New.

From-SVN: r96333