# HG changeset patch
# User Gilles Duboscq <duboscq@ssw.jku.at>
# Date 1377106386 -7200
# Node ID f34b01673b6a94e008d34752cd8ec7868bac405f
# Parent  a313367eb5c212d7c3c7ac2b997f0e296b7902d9
Fix NPE in MethodCallTargetNode.canonicalize

diff -r a313367eb5c2 -r f34b01673b6a graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/java/MethodCallTargetNode.java
--- a/graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/java/MethodCallTargetNode.java	Wed Aug 21 18:45:45 2013 +0200
+++ b/graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/java/MethodCallTargetNode.java	Wed Aug 21 19:33:06 2013 +0200
@@ -128,7 +128,7 @@
     public ValueNode canonical(CanonicalizerTool tool) {
         if (!isStatic()) {
             ValueNode receiver = receiver();
-            if (receiver != null && ObjectStamp.isExactType(receiver)) {
+            if (receiver != null && ObjectStamp.isExactType(receiver) && ObjectStamp.typeOrNull(receiver) != null) {
                 if (invokeKind == InvokeKind.Interface || invokeKind == InvokeKind.Virtual) {
                     ResolvedJavaMethod method = ObjectStamp.typeOrNull(receiver).resolveMethod(targetMethod);
                     if (method != null) {