From 8d1a47d831c7e9f2719760600ea6f0b53411645c Mon Sep 17 00:00:00 2001
From: tromey <tromey@138bc75d-0d04-0410-961f-82ee72b054a4>
Date: Mon, 6 Aug 2001 22:01:32 +0000
Subject: 	* java/io/InputStreamReader.java (refill): Only call refill on
 	BufferedInputStream when appropriate constraints are met.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@44675 138bc75d-0d04-0410-961f-82ee72b054a4
---
 libjava/java/io/InputStreamReader.java | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'libjava/java/io/InputStreamReader.java')

diff --git a/libjava/java/io/InputStreamReader.java b/libjava/java/io/InputStreamReader.java
index 45fd59821ec..fff979c97ac 100644
--- a/libjava/java/io/InputStreamReader.java
+++ b/libjava/java/io/InputStreamReader.java
@@ -149,7 +149,9 @@ public class InputStreamReader extends Reader
 	// We have knowledge of the internals of BufferedInputStream
 	// here.  Eww.
 	in.mark (0);
-	boolean r = in.refill ();
+	// BufferedInputStream.refill() can only be called when
+	// `pos>=count'.
+	boolean r = in.pos < in.count || in.refill ();
 	in.reset ();
 	if (! r)
 	  return false;
-- 
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