From: Mat Berchtold <mberchtold@gmail.com>
Date: Thu, 29 Oct 2015 14:38:40 +0000 (+0100)
Subject: fix macro for msvc
X-Git-Tag: 1.9.9-b1~793^2~35
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3dedfeb0978fe184afc141cf0b34aba37ae70d90;p=thirdparty%2Fzlib-ng.git

fix macro for msvc
---

diff --git a/deflate.h b/deflate.h
index 107bb4276..fedb29eac 100644
--- a/deflate.h
+++ b/deflate.h
@@ -387,8 +387,8 @@ void ZLIB_INTERNAL bi_windup(deflate_state *s);
  *    previous key instead of complete recalculation each time.
  */
 #ifdef X86_SSE4_2_CRC_HASH
-#define UPDATE_HASH(s, h, i) (\
-    {\
+#define UPDATE_HASH(s, h, i) \
+    do {\
         if (s->level < 6) \
             h = (3483 * (s->window[i]) +\
                  23081* (s->window[i+1]) +\
@@ -398,7 +398,7 @@ void ZLIB_INTERNAL bi_windup(deflate_state *s);
             h = (25881* (s->window[i]) +\
                  24674* (s->window[i+1]) +\
                  25811* (s->window[i+2])) & s->hash_mask;\
-    })
+    } while (0)
 #else
 #   define UPDATE_HASH(s, h, i) (h = (((h) << s->hash_shift) ^ (s->window[i + (MIN_MATCH-1)])) & s->hash_mask)
 #endif