From 244fdd45c798477d6ee2e221a8c2473647b402d6 Mon Sep 17 00:00:00 2001
From: Denys Vlasenko <vda.linux@googlemail.com>
Date: Tue, 20 Sep 2016 17:04:09 +0200
Subject: ash: fix handling of bashism $'xxx' with high-bit chars. Closes 9236

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
---
 shell/ash.c | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'shell')

diff --git a/shell/ash.c b/shell/ash.c
index a885514d3..d96e56851 100644
--- a/shell/ash.c
+++ b/shell/ash.c
@@ -11229,6 +11229,9 @@ readtoken1(int c, int syntax, char *eofmark, int striptabs)
 				c = decode_dollar_squote();
 				if (c & 0x100) {
 					USTPUTC('\\', out);
+					if (eofmark == NULL || dblquote)
+						/* Or else this SEGVs: $'\<0x82>' */
+						USTPUTC(CTLESC, out);
 					c = (unsigned char)c;
 				}
 			}
-- 
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