From d036116deec724b524615e6bf0a97acea6e87430 Mon Sep 17 00:00:00 2001
From: Pasi Kallinen <paxed@alt.org>
Date: Sat, 6 May 2023 19:48:08 +0300
Subject: [PATCH] Fix hiding under nonexistent obj

Zapping a wand of teleportation at a location with object and
a monster hiding under it, but with the level full of monsters,
the monster would stay hidden even when the object was moved.
---
 src/zap.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/zap.c b/src/zap.c
index 1d7485dba..54d011315 100644
--- a/src/zap.c
+++ b/src/zap.c
@@ -2210,7 +2210,12 @@ bhito(struct obj *obj, struct obj *otmp)
             break;
         case WAN_TELEPORTATION:
         case SPE_TELEPORT_AWAY:
-            (void) rloco(obj);
+            {
+                coordxy ox = obj->ox, oy = obj->oy;
+
+                (void) rloco(obj);
+                maybe_unhide_at(ox, oy);
+            }
             break;
         case WAN_MAKE_INVISIBLE:
             break;