* cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
	Split mlstring_pos into mls_line and mls_col.
	* cppinit.c (cpp_create_reader): Initialize line to 1.
	(cpp_destroy): Free tokenruns.
	(push_include): Don't update lexer_pos.
	* cpplex.c (unterminated, parse_string): Update.
	(lex_token): Don't update lexer_pos, update.
	* cpplib.c (if_stack): Save line instead of line + col.
	(start_directive, _cpp_do__Pragma, do_else, do_elif,
	push_conditional, _cpp_pop_buffer): Update.
	* cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
	(_cpp_create_definition): Update.

From-SVN: r45627