From b0dee8f90d4ffe30cff0047df263b6098ffaed51 Mon Sep 17 00:00:00 2001
From: matz <matz@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Fri, 29 Oct 2004 01:06:37 +0000
Subject: * eval.c (ruby_cleanup): ruby_finalize_1 may cause exception,  
 should be wrapped by PUSH_TAG/POP_TAG().  [ruby-dev:24627]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@7127 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ext/zlib/zlib.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

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

diff --git a/ext/zlib/zlib.c b/ext/zlib/zlib.c
index 21bcfbcff8..db3b6c8ed6 100644
--- a/ext/zlib/zlib.c
+++ b/ext/zlib/zlib.c
@@ -640,7 +640,13 @@ zstream_detach_input(z)
 {
     VALUE dst;
 
-    dst = NIL_P(z->input) ? rb_str_new(0, 0) : z->input;
+    if (NIL_P(z->input)) {
+	dst = rb_str_new(0, 0);
+    }
+    else {
+	dst = z->input;
+	RBASIC(dst)->klass = rb_cString;
+    }
     z->input = Qnil;
     RBASIC(dst)->klass = rb_cString;
     return dst;
-- 
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