From 768ce2435ae956041579ef2d26e3e9d3a2444e1e Mon Sep 17 00:00:00 2001
From: Bram Moolenaar <Bram@vim.org>
Date: Sun, 7 Feb 2016 19:46:12 +0100
Subject: patch 7.4.1282 Problem:    Crash when evaluating the pattern of
 ":catch" causes an error.             (Dominique Pelle) Solution:   Block
 error messages at this point.

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

(limited to 'src/ex_eval.c')

diff --git a/src/ex_eval.c b/src/ex_eval.c
index c8e33c2eee..c68c6ad189 100644
--- a/src/ex_eval.c
+++ b/src/ex_eval.c
@@ -1562,7 +1562,11 @@ ex_catch(exarg_T *eap)
 		}
 		save_cpo  = p_cpo;
 		p_cpo = (char_u *)"";
+		/* Disable error messages, it will make current_exception
+		 * invalid. */
+		++emsg_off;
 		regmatch.regprog = vim_regcomp(pat, RE_MAGIC + RE_STRING);
+		--emsg_off;
 		regmatch.rm_ic = FALSE;
 		if (end != NULL)
 		    *end = save_char;
-- 
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