From 3072a8ef28d3228a8facb266cbbe6cf722840072 Mon Sep 17 00:00:00 2001
From: Chris Hegarty <chegar@openjdk.org>
Date: Wed, 11 Aug 2010 09:32:38 +0100
Subject: [PATCH] 6974093: Thread.clone should NOT invoke addUnstarted on
 started threads

Reviewed-by: dholmes, coffeys
---
 jdk/src/share/classes/java/lang/Thread.java | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/jdk/src/share/classes/java/lang/Thread.java b/jdk/src/share/classes/java/lang/Thread.java
index 7545425e772..67a2129d298 100644
--- a/jdk/src/share/classes/java/lang/Thread.java
+++ b/jdk/src/share/classes/java/lang/Thread.java
@@ -441,7 +441,9 @@ class Thread implements Runnable {
             t.threadLocals = null;
 
             group.checkAccess();
-            group.addUnstarted();
+            if (threadStatus == 0) {
+                group.addUnstarted();
+            }
             t.setPriority(priority);
 
             final Thread current = Thread.currentThread();