From: T.Yamada <cielartisan@gmail.com>
Date: Wed, 21 Aug 2019 07:17:22 +0000 (+0900)
Subject: Fixed GCC version for bswap intrinsics (#385)
X-Git-Tag: 1.9.9-b1~453
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=1606d1490c56547252019e14ce866e52393047eb;p=thirdparty%2Fzlib-ng.git

Fixed GCC version for bswap intrinsics (#385)

Use gcc 4.8 for __builtin_bswap16
---

diff --git a/zutil.h b/zutil.h
index e34cadde..5471d071 100644
--- a/zutil.h
+++ b/zutil.h
@@ -175,7 +175,7 @@ void ZLIB_INTERNAL   zng_cfree(void *opaque, void *ptr);
 #  define ZSWAP64(q) _byteswap_uint64(q)
 
 #elif defined(__Clang__) || (defined(__GNUC__) && \
-        (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 2)))
+        (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 8)))
 #  define ZSWAP16(q) __builtin_bswap16(q)
 #  define ZSWAP32(q) __builtin_bswap32(q)
 #  define ZSWAP64(q) __builtin_bswap64(q)