diff --git a/src/invent.c b/src/invent.c
index b1aee908b..176d2b8d2 100644
--- a/src/invent.c
+++ b/src/invent.c
@@ -395,6 +395,7 @@ addinv(obj)
 struct obj *obj;
 {
     struct obj *otmp, *prev;
+    int saved_otyp = (int)obj->otyp;	/* for panic */
 
     if (obj->where != OBJ_FREE)
         panic("addinv: obj not free");
@@ -411,12 +412,16 @@ struct obj *obj;
        extra to quivered stack is more useful than to wielded one */
     if (uquiver && merged(&uquiver, &obj)) {
         obj = uquiver;
+        if (!obj)
+            panic("addinv: null obj after quiver merge otyp=%d", saved_otyp);
         goto added;
     }
     /* merge if possible; find end of chain in the process */
     for (prev = 0, otmp = invent; otmp; prev = otmp, otmp = otmp->nobj)
         if (merged(&otmp, &obj)) {
         obj = otmp;
+        if (!obj)
+            panic("addinv: null obj after merge otyp=%d", saved_otyp);
         goto added;
         }
     /* didn't merge, so insert into chain */
diff --git a/src/options.c b/src/options.c
index 7c0998917..fe83b2f1a 100644
--- a/src/options.c
+++ b/src/options.c
@@ -1,4 +1,4 @@
-/* NetHack 3.5	options.c	$NHDT-Date: 1429953065 2015/04/25 09:11:05 $  $NHDT-Branch: master $:$NHDT-Revision: 1.186 $ */
+/* NetHack 3.5	options.c	$NHDT-Date: 1430192504 2015/04/28 03:41:44 $  $NHDT-Branch: master $:$NHDT-Revision: 1.189 $ */
 /* NetHack 3.5	options.c	$Date: 2012/04/09 02:56:30 $  $Revision: 1.153 $ */
 /* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985. */
 /* NetHack may be freely redistributed.  See license for details. */
@@ -1279,7 +1279,6 @@ add_menu_coloring(str)
 char *str;
 {
     int i, c = NO_COLOR, a = ATR_NONE;
-    struct menucoloring *tmp;
     char *tmps, *cs = strchr(str, '=');
 
     if (!cs || !str) return FALSE;