diff --git a/cleanspec.mk b/cleanspec.mk
index 4d34c2d..ddb9691 100644
--- a/cleanspec.mk
+++ b/cleanspec.mk
@@ -79,6 +79,8 @@
 $(call add-clean-step, rm -rf $(PRODUCT_OUT)/system/bin/bugreport)
 $(call add-clean-step, rm -rf $(PRODUCT_OUT)/obj/SHARED_LIBRARIES/libwebcore_intermediates)
 $(call add-clean-step, rm -rf $(PRODUCT_OUT)/obj/STATIC_LIBRARIES/libwebcore_intermediates)
+$(call add-clean-step, rm -rf $(PRODUCT_OUT)/obj/SHARED_LIBRARIES/libdvm_intermediates)
+$(call add-clean-step, rm -rf $(PRODUCT_OUT)/obj/SHARED_LIBRARIES/libandroid_runtime_intermediates)
 $(call add-clean-step, rm -rf $(PRODUCT_OUT)/obj/STATIC_LIBRARIES/libwebcore_intermediates)
 $(call add-clean-step, rm -rf $(PRODUCT_OUT)/obj/SHARED_LIBRARIES/libwebcore_intermediates)
 $(call add-clean-step, rm -rf $(OUT_DIR)/obj/target/common/obj/APPS/VoiceSearch_intermediates)
diff --git a/core/combo/linux-arm.mk b/core/combo/linux-arm.mk
index 6011351..c0a530f 100644
--- a/core/combo/linux-arm.mk
+++ b/core/combo/linux-arm.mk
@@ -166,6 +166,10 @@
 $(combo_target)DEFAULT_SYSTEM_SHARED_LIBRARIES := libc libstdc++ libm
 
 $(combo_target)CUSTOM_LD_COMMAND := true
+
+# Enable the Dalvik JIT compiler
+WITH_JIT := true
+
 define transform-o-to-shared-lib-inner
 $(TARGET_CXX) \
 	-nostdlib -Wl,-soname,$(notdir $@) -Wl,-T,$(BUILD_SYSTEM)/armelf.xsc \
diff --git a/tools/adbs b/tools/adbs
index 8b1fac6..815ae10 100755
--- a/tools/adbs
+++ b/tools/adbs
@@ -217,6 +217,7 @@
       SymbolTranslation(groups)
     else:
       print line
+      sys.stdout.flush()
 
   # adb itself aborts
   stream.close()
diff --git a/tools/apicheck/src/com/android/apicheck/ClassInfo.java b/tools/apicheck/src/com/android/apicheck/ClassInfo.java
index 5405ad2..d4416f4 100644
--- a/tools/apicheck/src/com/android/apicheck/ClassInfo.java
+++ b/tools/apicheck/src/com/android/apicheck/ClassInfo.java
@@ -121,7 +121,11 @@
             consistent = false;
         }
         for (String iface : mInterfaces) {
-            if (!cl.mInterfaces.contains(iface)) {
+            boolean found = false;
+            for (ClassInfo c = cl; c != null && !found; c = c.mSuperClass) {
+                found = c.mInterfaces.contains(iface);
+            }
+            if (!found) {
                 Errors.error(Errors.REMOVED_INTERFACE, cl.position(),
                         "Class " + qualifiedName() + " no longer implements " + iface);
             }
diff --git a/tools/droiddoc/src/MethodInfo.java b/tools/droiddoc/src/MethodInfo.java
index 3211038..7f96b80 100644
--- a/tools/droiddoc/src/MethodInfo.java
+++ b/tools/droiddoc/src/MethodInfo.java
@@ -363,8 +363,17 @@
     public String getHashableName() {
         StringBuilder result = new StringBuilder();
         result.append(name());
-        for (ParameterInfo pInfo : mParameters) {
-            result.append(":").append(pInfo.type().fullName());
+        for (int p = 0; p < mParameters.length; p++) {
+            result.append(":");
+            if (p == mParameters.length - 1 && isVarArgs()) {
+                // TODO: note that this does not attempt to handle hypothetical
+                // vararg methods whose last parameter is a list of arrays, e.g.
+                // "Object[]...".
+                result.append(mParameters[p].type().fullNameNoDimension(typeVariables()))
+                        .append("...");
+            } else {
+                result.append(mParameters[p].type().fullName(typeVariables()));
+            }
         }
         return result.toString();
     }
diff --git a/tools/droiddoc/src/SinceTagger.java b/tools/droiddoc/src/SinceTagger.java
index fb69c04..a1bce55 100644
--- a/tools/droiddoc/src/SinceTagger.java
+++ b/tools/droiddoc/src/SinceTagger.java
@@ -1,8 +1,13 @@
 // Copyright 2009 Google Inc. All Rights Reserved.
 
-import com.android.apicheck.*;
+import com.android.apicheck.ApiCheck;
+import com.android.apicheck.ApiInfo;
 
-import java.util.*;
+import java.util.ArrayList;
+import java.util.LinkedHashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.Collections;
 
 import org.clearsilver.HDF;
 
@@ -165,31 +170,68 @@
      */
     private void warnForMissingVersions(ClassInfo[] classDocs) {
         for (ClassInfo claz : classDocs) {
+            if (!checkLevelRecursive(claz)) {
+                continue;
+            }
+
             if (claz.getSince() == null) {
                 Errors.error(Errors.NO_SINCE_DATA, claz.position(),
                         "XML missing class " + claz.qualifiedName());
             }
-            for (FieldInfo field : claz.fields()) {
-                if (field.getSince() == null) {
-                    Errors.error(Errors.NO_SINCE_DATA, field.position(),
-                            "XML missing field "
-                                    + claz.qualifiedName() + "#" + field .name());
-                }
+            
+            for (FieldInfo field : missingVersions(claz.fields())) {
+                Errors.error(Errors.NO_SINCE_DATA, field.position(),
+                        "XML missing field " + claz.qualifiedName()
+                                + "#" + field.name());
             }
-            for (MethodInfo constructor : claz.constructors()) {
-                if (constructor.getSince() == null) {
-                    Errors.error(Errors.NO_SINCE_DATA, constructor.position(),
-                            "XML missing constructor "
-                                    + claz.qualifiedName() + "#" + constructor.getHashableName());
-                }
+
+            for (MethodInfo constructor : missingVersions(claz.constructors())) {
+                Errors.error(Errors.NO_SINCE_DATA, constructor.position(),
+                        "XML missing constructor " + claz.qualifiedName()
+                                + "#" + constructor.getHashableName());
             }
-            for (MethodInfo method : claz.methods()) {
-                if (method.getSince() == null) {
-                    Errors.error(Errors.NO_SINCE_DATA, method.position(),
-                            "XML missing method "
-                                    + claz.qualifiedName() + "#" + method .getHashableName());
-                }
+
+            for (MethodInfo method : missingVersions(claz.methods())) {
+                Errors.error(Errors.NO_SINCE_DATA, method.position(),
+                        "XML missing method " + claz.qualifiedName()
+                                + "#" + method.getHashableName());
             }
         }
     }
+
+    /**
+     * Returns the DocInfos in {@code all} that are documented but do not have
+     * since tags.
+     */
+    private <T extends MemberInfo> Iterable<T> missingVersions(T[] all) {
+        List<T> result = Collections.emptyList();
+        for (T t : all) {
+            // if this member has version info or isn't documented, skip it
+            if (t.getSince() != null
+                    || t.isHidden()
+                    || !checkLevelRecursive(t.realContainingClass())) {
+                continue;
+            }
+
+            if (result.isEmpty()) {
+                result = new ArrayList<T>(); // lazily construct a mutable list
+            }
+            result.add(t);
+        }
+        return result;
+    }
+
+    /**
+     * Returns true if {@code claz} and all containing classes are documented.
+     * The result may be used to filter out members that exist in the API
+     * data structure but aren't a part of the API.
+     */
+    private boolean checkLevelRecursive(ClassInfo claz) {
+        for (ClassInfo c = claz; c != null; c = c.containingClass()) {
+            if (!c.checkLevel()) {
+                return false;
+            }
+        }
+        return true;
+    }
 }