From 506ef7c1e89b6d61f60d5b2995394a3584555c7f Mon Sep 17 00:00:00 2001
From: Alexey Izbyshev <izbyshev@ispras.ru>
Date: Fri, 9 Nov 2018 01:38:04 +0300
Subject: [PATCH] bpo-35194: Fix a wrong constant in cp932 codec

This typo doesn't affect the result because wrong bits are discarded
on implicit conversion to unsigned char, but it trips UBSan
with -fsanitize=implicit-integer-truncation.
---
 Modules/cjkcodecs/_codecs_jp.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Modules/cjkcodecs/_codecs_jp.c b/Modules/cjkcodecs/_codecs_jp.c
index 2c7788a645813c..3a332953b957cb 100644
--- a/Modules/cjkcodecs/_codecs_jp.c
+++ b/Modules/cjkcodecs/_codecs_jp.c
@@ -40,7 +40,7 @@ ENCODER(cp932)
             if (c == 0xf8f0)
                 OUTBYTE1(0xa0);
             else
-                OUTBYTE1(c - 0xfef1 + 0xfd);
+                OUTBYTE1(c - 0xf8f1 + 0xfd);
             NEXT(1, 1);
             continue;
         }