# HG changeset patch
# User Bernhard Urban <bernhard.urban@jku.at>
# Date 1365495112 -7200
# Node ID f2bddf68d293e8404ed817ef0f810282019f3edf
# Parent  06e08471949e931f5bb433ea6765657068a65068
ReadNode: nullcheck stamptype

diff -r 06e08471949e -r f2bddf68d293 graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/extended/ReadNode.java
--- a/graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/extended/ReadNode.java	Tue Apr 09 09:58:09 2013 +0200
+++ b/graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/extended/ReadNode.java	Tue Apr 09 10:11:52 2013 +0200
@@ -105,7 +105,7 @@
             ResolvedJavaType fieldType = ((ResolvedJavaField) locId).getDeclaringClass();
             ResolvedJavaType beforePiType = parent.object().objectStamp().type();
 
-            if (fieldType.isAssignableFrom(beforePiType)) {
+            if (beforePiType != null && fieldType.isAssignableFrom(beforePiType)) {
                 replaceFirstInput(parent, parent.object());
                 return true;
             }