--- old/src/share/classes/com/sun/tools/javac/jvm/Target.java	2013-12-14 12:20:00.000000000 -0800
+++ new/src/share/classes/com/sun/tools/javac/jvm/Target.java	2013-12-14 12:20:00.000000000 -0800
@@ -48,7 +48,7 @@
     /** J2SE1.4 = Merlin. */
     JDK1_4("1.4", 48, 0),
 
-    /** Tiger. */
+    /** JDK 5, codename Tiger. */
     JDK1_5("1.5", 49, 0),
 
     /** JDK 6. */
@@ -58,7 +58,10 @@
     JDK1_7("1.7", 51, 0),
 
     /** JDK 8. */
-    JDK1_8("1.8", 52, 0);
+    JDK1_8("1.8", 52, 0),
+
+    /** JDK 9, initially an alias for 8. */
+    JDK1_9("1.9", 52, 0);
 
     private static final Context.Key<Target> targetKey =
         new Context.Key<Target>();
@@ -81,7 +84,7 @@
     private static final Target MAX = values()[values().length - 1];
     public static Target MAX() { return MAX; }
 
-    private static final Map<String,Target> tab = new HashMap<String,Target>();
+    private static final Map<String,Target> tab = new HashMap<>();
     static {
         for (Target t : values()) {
             tab.put(t.name, t);
@@ -90,6 +93,7 @@
         tab.put("6", JDK1_6);
         tab.put("7", JDK1_7);
         tab.put("8", JDK1_8);
+        tab.put("9", JDK1_9);
     }
 
     public final String name;
@@ -101,7 +105,7 @@
         this.minorVersion = minorVersion;
     }
 
-    public static final Target DEFAULT = JDK1_8;
+    public static final Target DEFAULT = JDK1_9;
 
     public static Target lookup(String name) {
         return tab.get(name);