diff --git a/ChangeLog b/ChangeLog
index fa6198ca..ee6abc5b 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,12 @@
+2011-04-16  Joel E. Denny  <joeldenny@joeldenny.org>
+
+	tests: pacify gcc 4.6.0's -Wunused-but-set-variable.
+	Reported by Jim Meyering at
+	<http://lists.gnu.org/archive/html/bug-bison/2011-04/msg00002.html>.
+	* tests/actions.at
+	(Default %printer and %destructor for mid-rule values): Define
+	YYLLOC_DEFAULT so that it uses its Rhs argument.
+
 2011-04-16  Joel E. Denny  <joeldenny@joeldenny.org>
 
 	glr.c: omit yyresolveLocations when locations are disabled.
diff --git a/tests/actions.at b/tests/actions.at
index 24c6ac8a..7f2d7eed 100644
--- a/tests/actions.at
+++ b/tests/actions.at
@@ -1199,7 +1199,7 @@ AT_DATA_GRAMMAR([[input.y]],
   static int yylex (void);
 # define USE(SYM)
 # define YYLTYPE int
-# define YYLLOC_DEFAULT(Current, Rhs, N)
+# define YYLLOC_DEFAULT(Current, Rhs, N) (void)(Rhs)
 # define YY_LOCATION_PRINT(File, Loc)
 %}