diff -r 6ef801fa38b7 -r 70ebdef189c9 src/share/classes/com/sun/tools/javac/code/Attribute.java
--- a/src/share/classes/com/sun/tools/javac/code/Attribute.java	Wed Aug 25 11:24:30 2010 -0700
+++ b/src/share/classes/com/sun/tools/javac/code/Attribute.java	Wed Aug 25 11:40:25 2010 -0700
@@ -295,4 +295,11 @@
         void visitEnum(Attribute.Enum e);
         void visitError(Attribute.Error e);
     }
+
+    /** A mirror of java.lang.annotation.RetentionPolicy. */
+    public static enum RetentionPolicy {
+        SOURCE,
+        CLASS,
+        RUNTIME
+    }
 }