# HG changeset patch
# User Tom Rodriguez <tom.rodriguez@oracle.com>
# Date 1433385197 25200
# Node ID e7f5ddef438daa82af68a355df9091f009aee8a3
# Parent  99fe8116f3e812a128b1982a0f95f93d27448dc0
Make illegal value a nested class

diff -r 99fe8116f3e8 -r e7f5ddef438d graal/com.oracle.jvmci.meta/src/com/oracle/jvmci/meta/Value.java
--- a/graal/com.oracle.jvmci.meta/src/com/oracle/jvmci/meta/Value.java	Wed Jun 03 19:35:19 2015 -0700
+++ b/graal/com.oracle.jvmci.meta/src/com/oracle/jvmci/meta/Value.java	Wed Jun 03 19:33:17 2015 -0700
@@ -30,7 +30,12 @@
 
     Value[] NO_VALUES = new Value[0];
 
-    AllocatableValue ILLEGAL = new AllocatableValue(LIRKind.Illegal) {
+    AllocatableValue ILLEGAL = new IllegalValue();
+
+    public final class IllegalValue extends AllocatableValue {
+        private IllegalValue() {
+            super(LIRKind.Illegal);
+        }
 
         @Override
         public String toString() {
@@ -41,9 +46,9 @@
         public boolean equals(Object other) {
             // Due to de-serialization this object may exist multiple times. So we compare classes
             // instead of the individual objects. (This anonymous class has always the same meaning)
-            return other != null && this.getClass() == other.getClass();
+            return other instanceof IllegalValue;
         }
-    };
+    }
 
     LIRKind getLIRKind();