From c07d114644a7dc07d35095746604533d9586eccf Mon Sep 17 00:00:00 2001
From: Michael Meyer <me@entrez.cc>
Date: Fri, 17 Nov 2023 08:45:55 -0500
Subject: [PATCH] Add object sanity check for was_dropped/was_thrown

---
 src/mkobj.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/mkobj.c b/src/mkobj.c
index f3affc40a..44b23165b 100644
--- a/src/mkobj.c
+++ b/src/mkobj.c
@@ -2863,6 +2863,10 @@ objlist_sanity(struct obj *objlist, int wheretype, const char *mesg)
     for (obj = objlist; obj; obj = obj->nobj) {
         if (obj->where != wheretype)
             insane_object(obj, ofmt0, mesg, (struct monst *) 0);
+        if (obj->was_thrown && obj->was_dropped) {
+            insane_object(obj, "%s obj is both thrown and dropped! %s %s: %s",
+                          mesg, obj->ocarry);
+        }
         if (Has_contents(obj)) {
             if (wheretype == OBJ_ONBILL)
                 /* containers on shop bill should always be empty */