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changeset 11624:3c2dc8364696

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CheckCastNode.canonical should not assume that tool.assumptions is not null
author Gilles Duboscq <duboscq@ssw.jku.at>
date Wed, 11 Sep 2013 10:36:09 +0200
parents 5d6ff483a5e9
children 94a28e1b2c86
files graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/java/CheckCastNode.java
diffstat 1 files changed, 1 insertions(+), 1 deletions(-) [+]
line wrap: on
line diff
--- a/graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/java/CheckCastNode.java	Wed Sep 11 10:21:51 2013 +0200
+++ b/graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/java/CheckCastNode.java	Wed Sep 11 10:36:09 2013 +0200
@@ -159,7 +159,7 @@
         if (ObjectStamp.isObjectAlwaysNull(object())) {
             return object();
         }
-        if (tool.assumptions().useOptimisticAssumptions()) {
+        if (tool.assumptions() != null && tool.assumptions().useOptimisticAssumptions()) {
             ResolvedJavaType exactType = type.findUniqueConcreteSubtype();
             if (exactType != null && exactType != type) {
                 // Propagate more precise type information to usages of the checkcast.