From d98729aa0e182df4aa93f0ae60bc68a5b2a14596 Mon Sep 17 00:00:00 2001
From: Warren Levy <warrenl@cygnus.com>
Date: Thu, 9 Mar 2000 04:35:30 +0000
Subject: * java/math/BigInteger.java(signum): Handle zero properly.

From-SVN: r32441
---
 libjava/java/math/BigInteger.java | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'libjava/java/math')

diff --git a/libjava/java/math/BigInteger.java b/libjava/java/math/BigInteger.java
index 55e3050..69e7f68 100644
--- a/libjava/java/math/BigInteger.java
+++ b/libjava/java/math/BigInteger.java
@@ -285,7 +285,9 @@ public class BigInteger extends Number implements Comparable
   public int signum()
   {
     int top = words == null ? ival : words[ival-1];
-    return top > 0 ? 1 : top < 0 ? -1 : 0;
+    if (top == 0 && words == null)
+      return 0;
+    return top < 0 ? -1 : 1;
   }
 
   private static int compareTo(BigInteger x, BigInteger y)
-- 
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