# HG changeset patch
# User Lukas Stadler <lukas.stadler@oracle.com>
# Date 1412167506 -7200
# Node ID a926a44acfc68fd6143359aa3eead9bc3c5c0055
# Parent  072a25e613ba4fc25d036efb437b0c5da0dd6ddb
fix NPE in graph scheduling validation

diff -r 072a25e613ba -r a926a44acfc6 graal/com.oracle.graal.phases/src/com/oracle/graal/phases/util/GraphOrder.java
--- a/graal/com.oracle.graal.phases/src/com/oracle/graal/phases/util/GraphOrder.java	Wed Oct 01 14:24:59 2014 +0200
+++ b/graal/com.oracle.graal.phases/src/com/oracle/graal/phases/util/GraphOrder.java	Wed Oct 01 14:45:06 2014 +0200
@@ -211,8 +211,8 @@
                         if (node instanceof AbstractEndNode) {
                             MergeNode merge = ((AbstractEndNode) node).merge();
                             for (PhiNode phi : merge.phis()) {
-                                assert currentState.isMarked(phi.valueAt((AbstractEndNode) node)) : phi.valueAt((AbstractEndNode) node) + " not available at phi " + phi + " / end " + node +
-                                                " in block " + block;
+                                ValueNode phiValue = phi.valueAt((AbstractEndNode) node);
+                                assert phiValue == null || currentState.isMarked(phiValue) : phiValue + " not available at phi " + phi + " / end " + node + " in block " + block;
                             }
                         }
                         if (stateAfter != null) {