# HG changeset patch
# User Lukas Stadler <lukas.stadler@oracle.com>
# Date 1426587535 -3600
# Node ID 16a2f9f367c8decddb681dab1e6b2082287d2e58
# Parent  00ee00de04913740937b9a1e53e7d75bcbaa8e38
add null check in Materialize graphbuilder plugin

diff -r 00ee00de0491 -r 16a2f9f367c8 graal/com.oracle.graal.truffle/src/com/oracle/graal/truffle/substitutions/TruffleGraphBuilderPlugins.java
--- a/graal/com.oracle.graal.truffle/src/com/oracle/graal/truffle/substitutions/TruffleGraphBuilderPlugins.java	Tue Mar 17 11:11:03 2015 +0100
+++ b/graal/com.oracle.graal.truffle/src/com/oracle/graal/truffle/substitutions/TruffleGraphBuilderPlugins.java	Tue Mar 17 11:18:55 2015 +0100
@@ -267,7 +267,7 @@
     private static void registerMaterialize(Registration r) {
         r.register1("materialize", Receiver.class, new InvocationPlugin() {
             public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, ValueNode frame) {
-                b.push(Kind.Object, b.append(new MaterializeFrameNode(frame)));
+                b.push(Kind.Object, b.append(new MaterializeFrameNode(GraphBuilderContext.nullCheckedValue(b, frame))));
                 return true;
             }
         });