[patch, fortran] PR46705 Spurious "Missing '&' in continued character constant" warning occurs twice

[Jerry DeLisle]

This patch committed after regression testing and approved by Steve on IRC.

$ svn commit ChangeLog gfortran.h scanner.c io.c match.c parse.c primary.c
Sending        ChangeLog
Sending        gfortran.h
Sending        io.c
Sending        match.c
Sending        parse.c
Sending        primary.c
Sending        scanner.c
Transmitting file data .......
Committed revision 167716.


Regards,

Jerry

2010-12-11  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR fortran/46705
	* gfortran.h: New enum gfc_instring.
	(gfc_next_char_literal): Update prototype.
	* scanner.c (gfc_next_char_literal): Use new enum. Only give missing
	'&' warning for INSTRING_WARN. (gfc_next_char): Use new enum.
	(gfc_gobble_whitespace): Likewise.
	* io.c (next_char): Use new enum. (next_char_not_space): Likewise.
	(format_lex): Likewise.
	* match.c (gfc_match_parens): Likewise.
	(gfc_match_special_char): Likewise. (gfc_match_name_C): Likewise.
	* parse.c (next_fixed): Likewise.
	* primary.c (match_hollerith_constant): Likewise.
	(next_string_char): Likewise.