From aaed8d4a81ed43a7154bca3c9fe624436a9d386a Mon Sep 17 00:00:00 2001
From: Eli Zaretskii <eliz@gnu.org>
Date: Fri, 29 Oct 2021 09:23:54 +0300
Subject: [PATCH] Fix bootstrapping broken by a recent change

* src/keymap.c (Flookup_key): Avoid crashes during bootstrap when
uni-lowercase.el is not available yet.
---
 src/keymap.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/keymap.c b/src/keymap.c
index 2e98b059192..5ff13ba1d57 100644
--- a/src/keymap.c
+++ b/src/keymap.c
@@ -1295,6 +1295,9 @@ recognize the default bindings, just as `read-key-sequence' does.  */)
   if (NILP (unicode_case_table))
     {
       unicode_case_table = uniprop_table (intern ("lowercase"));
+      /* uni-lowercase.el might be unavailable during bootstrap.  */
+      if (NILP (unicode_case_table))
+	return found;
       staticpro (&unicode_case_table);
     }
 
-- 
2.39.2