X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/f68a49ed4942714616e692f0fa2a8315368bae3b..89ff1b5e71a6d8aa34b3578282528adb43b198cd:/src/complain.h

diff --git a/src/complain.h b/src/complain.h
index 422c48f4..0d81503d 100644
--- a/src/complain.h
+++ b/src/complain.h
@@ -98,9 +98,13 @@ typedef enum
     no_caret          = 1 << 14, /**< Do not display caret location.  */
 
     /**< All above warnings.  */
-    Wall              = ~complaint & ~fatal & ~silent
+    Weverything       = ~complaint & ~fatal & ~silent,
+    Wall              = Weverything & ~Wyacc
   } warnings;
 
+/** Whether the warnings of \a flags are all unset.
+    (Never enabled, never disabled). */
+bool warning_is_unset (warnings flags);
 
 /** Make a complaint, with maybe a location.  */
 void complain (location const *loc, warnings flags, char const *message, ...)
@@ -120,6 +124,10 @@ void complain_indent (location const *loc, warnings flags, unsigned *indent,
 void deprecated_directive (location const *loc,
                            char const *obsolete, char const *updated);
 
+/** Report a repeated directive for a rule.  */
+void duplicate_directive (char const *directive,
+                          location first, location second);
+
 /** Warnings treated as errors shouldn't stop the execution as regular errors
     should (because due to their nature, it is safe to go on). Thus, there are
     three possible execution statuses.  */