From b07d36245a52048df233a90c382e523d4560fc64 Mon Sep 17 00:00:00 2001
From: Yann Collet <cyan@fb.com>
Date: Tue, 7 Nov 2017 17:58:59 -0800
Subject: fixed LZ4HC_reverseCountPattern()

for multi-bytes patterns
(which is not useful for the time being)
---
 lib/lz4hc.c | 11 +++++------
 1 file changed, 5 insertions(+), 6 deletions(-)

diff --git a/lib/lz4hc.c b/lib/lz4hc.c
index 5e2dd2a..02eafaf 100644
--- a/lib/lz4hc.c
+++ b/lib/lz4hc.c
@@ -173,12 +173,11 @@ static unsigned LZ4HC_reverseCountPattern(const BYTE* ip, const BYTE* const iLow
         if (LZ4_read32(ip-4) != pattern) break;
         ip -= 4;
     }
-    while (likely(ip>iLow)) {
-        const BYTE* bytePtr = (const BYTE*)(&pattern) + 3; /* works for any endianess */
-        if (ip[-1] != *bytePtr) break;
-        ip--; bytePtr--;
-    }
-
+    {   const BYTE* bytePtr = (const BYTE*)(&pattern) + 3; /* works for any endianess */
+        while (likely(ip>iLow)) {
+            if (ip[-1] != *bytePtr) break;
+            ip--; bytePtr--;
+    }   }
     return (unsigned)(iStart - ip);
 }
 
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