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changeset 17062:a6277ae87f0e

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ensure NodeRefIterator.Empty.hasNext() returns false
author Doug Simon <doug.simon@oracle.com>
date Mon, 08 Sep 2014 13:49:40 +0200
parents 75dd27a1d79f
children 75a4acd33159 0bcefb0f8488
files graal/com.oracle.graal.graph/src/com/oracle/graal/graph/NodeRefIterator.java
diffstat 1 files changed, 2 insertions(+), 0 deletions(-) [+]
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line diff
--- a/graal/com.oracle.graal.graph/src/com/oracle/graal/graph/NodeRefIterator.java	Mon Sep 08 13:26:52 2014 +0200
+++ b/graal/com.oracle.graal.graph/src/com/oracle/graal/graph/NodeRefIterator.java	Mon Sep 08 13:49:40 2014 +0200
@@ -102,6 +102,8 @@
         // This must be set here to prevent multiple threads racing to
         // call forward() which never needs to be done for Empty.
         this.needsForward = false;
+        // Ensure hasNext() will always return false.
+        this.index = 0;
     }
 
     /**