From 53efb18530cc3940d7af2ea338947783ea5495ed Mon Sep 17 00:00:00 2001
From: Bram Moolenaar <Bram@vim.org>
Date: Sun, 13 Oct 2019 19:49:26 +0200
Subject: patch 8.1.2147: crash when allocating memory fails

Problem:    Crash when allocating memory fails. (Zu-Ming Jiang)
Solution:   Check that 'spellcapcheck' is not NULL. (closes #5048)
---
 src/spell.c   | 2 +-
 src/version.c | 2 ++
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/spell.c b/src/spell.c
index 607bb392e..04e4af601 100644
--- a/src/spell.c
+++ b/src/spell.c
@@ -4367,7 +4367,7 @@ compile_cap_prog(synblock_T *synblock)
     regprog_T   *rp = synblock->b_cap_prog;
     char_u	*re;
 
-    if (*synblock->b_p_spc == NUL)
+    if (synblock->b_p_spc == NULL || *synblock->b_p_spc == NUL)
 	synblock->b_cap_prog = NULL;
     else
     {
diff --git a/src/version.c b/src/version.c
index a6a9439fe..3dc64cc08 100644
--- a/src/version.c
+++ b/src/version.c
@@ -753,6 +753,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    2147,
 /**/
     2146,
 /**/
-- 
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