introduce -Wdeprecated

[bison.git] / doc / bison.texi

diff --git a/doc/bison.texi b/doc/bison.texi
index 0a0ae01ccdc57114ae14d6720b5f153ffa7b85ed..1297a361324e40baea26f8d5dd297488a6b0ab10 100644 (file)
--- a/doc/bison.texi
+++ b/doc/bison.texi
@@ -9247,6 +9247,10 @@ unexpected number of conflicts is an error, and an expected number of
 conflicts is not reported, so @option{-W} and @option{--warning} then have
 no effect on the conflict report.
 
+@item deprecated
+Deprecated constructs whose support will be removed in future versions of
+Bison.
+
 @item other
 All warnings not categorized above.  These warnings are enabled by default.