From e393f0ad16f1f6646076ae9f38430422a72c800c Mon Sep 17 00:00:00 2001
From: katsu <katsu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sun, 6 Apr 2003 09:29:21 +0000
Subject: * zlib.c (rb_gzreader_getc): the return value of GzipReader#getc must
 be unsigned.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@3645 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ext/zlib/zlib.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'ext/zlib/zlib.c')

diff --git a/ext/zlib/zlib.c b/ext/zlib/zlib.c
index b89738de89..73efe8e01b 100644
--- a/ext/zlib/zlib.c
+++ b/ext/zlib/zlib.c
@@ -2387,7 +2387,7 @@ rb_gzreader_getc(obj)
 
     dst = gzfile_read(gz, 1);
     if (!NIL_P(dst)) {
-	dst = INT2FIX(RSTRING(dst)->ptr[0]);
+	dst = INT2FIX((unsigned int)(RSTRING(dst)->ptr[0]) & 0xff);
     }
     return dst;
 }
-- 
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