# HG changeset patch
# User Christian Humer <christian.humer@gmail.com>
# Date 1396660728 -7200
# Node ID cceed4ebedb996fd743c5ffc9d9928c049d31d80
# Parent  a5bebb69dc78ad982372e2a722a565ace4289651
Truffle: fixed NPE in the TruffleExpansionLogger.

diff -r a5bebb69dc78 -r cceed4ebedb9 graal/com.oracle.graal.truffle/src/com/oracle/graal/truffle/TruffleExpansionLogger.java
--- a/graal/com.oracle.graal.truffle/src/com/oracle/graal/truffle/TruffleExpansionLogger.java	Sat Apr 05 03:18:48 2014 +0200
+++ b/graal/com.oracle.graal.truffle/src/com/oracle/graal/truffle/TruffleExpansionLogger.java	Sat Apr 05 03:18:48 2014 +0200
@@ -48,15 +48,17 @@
         int sourceMethodBci = callTarget.invoke().bci();
         ResolvedJavaMethod targetMethod = callTarget.targetMethod();
         Object targetReceiver = null;
-        if (!Modifier.isStatic(sourceMethod.getModifiers())) {
-            targetReceiver = callTarget.arguments().first().asConstant().asObject();
+        if (!Modifier.isStatic(sourceMethod.getModifiers()) && callTarget.receiver().isConstant()) {
+            targetReceiver = callTarget.receiver().asConstant().asObject();
         }
 
-        ExpansionTree parent = callToParentTree.get(callTarget);
-        assert parent != null;
-        callToParentTree.remove(callTarget);
-        ExpansionTree tree = new ExpansionTree(parent, targetReceiver, targetMethod, sourceMethodBci);
-        registerParentInCalls(tree, inliningGraph);
+        if (targetReceiver != null) {
+            ExpansionTree parent = callToParentTree.get(callTarget);
+            assert parent != null;
+            callToParentTree.remove(callTarget);
+            ExpansionTree tree = new ExpansionTree(parent, targetReceiver, targetMethod, sourceMethodBci);
+            registerParentInCalls(tree, inliningGraph);
+        }
     }
 
     @SuppressWarnings("unchecked")