re PR c/40989 (-Werror= and #pragma diagnostics do not work with group flags)

2010-05-06  Manuel López-Ibáñez  <manu@gcc.gnu.org>

	PR 40989
	* doc/invoke.texi (Wimplicit): Document as C only.
	* opts.c (common_handle_option): Add argument kind.
	(handle_option): Rename as read_cmdline_option. Factor out code to...
	(handle_option): ... here. New.
	(handle_options): Rename as read_cmdline_options.
	(decode_options): Update call.
	(set_option): Use option index instead of option pointer. Classify
	diagnostics correctly.
	(enable_warning_as_error): Call handle_option.
	* opts.h (set_option): Update declaration.
	(handle_option): Declare.
	* langhooks.h (struct lang_hooks): Add argument kind to
	handle_option.
	* c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
	* c-opts.c (set_Wimplicit): Delete.
	(c_family_lang_mask): New static constant.
	(c_common_handle_option): Add argument kind. Use handle_option
	instead of set_Wimplicit.
	(c_common_post_options): warn_implicit and warn_implicit_int
	are disabled by default.
	* c-common.c (warn_implicit): Do not define here.
	* c-common.h (warn_implicit): Do not declare here.
	(c_common_handle_option): Update declaration.
	* lto-opts.c (lto_reissue_options): Update call to set_option.
java/
	* lang.c (java_handle_option): Add argument kind.
fortran/	
	* options.c (gfc_handle_option): Add argument kind.
	* gfortran.h (gfc_handle_option): Update declaration.
ada/
	* gcc-interface/misc.c (gnat_handle_option): Add argument kind.
testsuite/
	* gcc.dg/pr40989.c: New.

From-SVN: r159102

1 files changed, 3 insertions, 2 deletions

diff --git a/gcc/opts.h b/gcc/opts.h
index 54f57d1..af3c6e2 100644
--- a/gcc/opts.h
+++ b/gcc/opts.h
@@ -103,8 +103,9 @@ extern void prune_options (int *argcp, char ***argvp);
 extern void decode_options (unsigned int argc, const char **argv);
 extern int option_enabled (int opt_idx);
 extern bool get_option_state (int, struct cl_option_state *);
-extern void set_option (const struct cl_option *, int, const char *);
-
+extern void set_option (int opt_index, int value, const char *arg, int);
+bool handle_option (int opt_index, int value, const char *arg,
+		    unsigned int lang_mask, int kind);
 extern void register_warning_as_error_callback (void (*callback) (int));
 extern void enable_warning_as_error (const char *arg, int value,
 				     unsigned int lang_mask);