# HG changeset patch
# User Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
# Date 1432664591 -7200
# Node ID f9031351b2bdb1d51b99bd9554e33b6d68ac9720
# Parent  e112406036071ed3270a192f46c4181412365a25
Improve canonicalization of instanceof node.

diff -r e11240603607 -r f9031351b2bd graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/java/InstanceOfNode.java
--- a/graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/java/InstanceOfNode.java	Tue May 26 20:21:07 2015 +0200
+++ b/graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/java/InstanceOfNode.java	Tue May 26 20:23:11 2015 +0200
@@ -132,7 +132,7 @@
                 return LogicConstantNode.contradiction();
             } else {
                 boolean superType = inputType.isAssignableFrom(type);
-                if (!superType && !isInterfaceOrArrayOfInterface(inputType) && !isInterfaceOrArrayOfInterface(type)) {
+                if (!superType && (type.asExactType() != null || (!isInterfaceOrArrayOfInterface(inputType) && !isInterfaceOrArrayOfInterface(type)))) {
                     return LogicConstantNode.contradiction();
                 }
                 // since the subtype comparison was only performed on a declared type we don't