* lwlib.c (EXPLAIN, destroy_one_instance): Avoid "else;".

lwlib/ChangeLog

 2011-04-16  Paul Eggert  <eggert@cs.ucla.edu>
 
+	* lwlib.c (EXPLAIN, destroy_one_instance): Avoid "else;".
+
 	* lwlib-utils.h, lwlib-utils.c (XtSafelyDestroyWidget): Remove; unused.
 
 	* xlwmenu.c (XlwMenuSetValues): Rename/ move locals to avoid shadowing.

lwlib/lwlib.c

@@ -422,7 +422,7 @@ safe_strcmp (const char *s1, const char *s2)
 	      (nc == STRUCTURAL_CHANGE ? "structural" : "???")))),	\
 	   nc, desc, a1, a2)
 #else
-# define EXPLAIN(name, oc, nc, desc, a1, a2)
+# define EXPLAIN(name, oc, nc, desc, a1, a2) ((void) 0)
 #endif
 
 
@@ -912,8 +912,9 @@ destroy_one_instance (widget_instance *instance)
 	xaw_destroy_instance (instance);
       else
 #endif
-	/* do not remove the empty statement */
-	;
+	{
+	  /* Empty compound statement to terminate if-then-else chain.  */
+	}
     }
 
   free_widget_instance (instance);