From: Nathan Moinvaziri <nathan@nathanm.com>
Date: Mon, 14 Sep 2020 05:12:40 +0000 (-0700)
Subject: Fixed match_byte casting warning in compare256_unaligned_64_static.
X-Git-Tag: 1.9.9-b1~29
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=bdddb86ae490468514681884fb9cf619a26bce94;p=thirdparty%2Fzlib-ng.git

Fixed match_byte casting warning in compare256_unaligned_64_static.

  compare258.c(158,36): warning C4244: 'return': conversion from 'uint64_t' to 'uint32_t', possible loss of data
---

diff --git a/compare258.c b/compare258.c
index ab8c29abe..bc41638ae 100644
--- a/compare258.c
+++ b/compare258.c
@@ -155,7 +155,7 @@ static inline uint32_t compare256_unaligned_64_static(const unsigned char *src0,
 
         if (diff) {
             uint64_t match_byte = __builtin_ctzll(diff) / 8;
-            return len + match_byte;
+            return len + (uint32_t)match_byte;
         }
 
         src0 += 8, src1 += 8, len += 8;