Omit OatMethodOffsets for classes without compiled code

Change-Id: If0d290f4aebc778ff12d8fed017c270ad2ac3220
diff --git a/compiler/dex/arena_allocator_test.cc b/compiler/dex/arena_allocator_test.cc
new file mode 100644
index 0000000..63dc615
--- /dev/null
+++ b/compiler/dex/arena_allocator_test.cc
@@ -0,0 +1,33 @@
+/*
+ * Copyright (C) 2013 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "arena_allocator.h"
+#include "arena_bit_vector.h"
+#include "gtest/gtest.h"
+
+namespace art {
+
+TEST(ArenaAllocator, Test) {
+  ArenaPool pool;
+  ArenaAllocator arena(&pool);
+  ArenaBitVector bv(&arena, 10, true);
+  bv.SetBit(5);
+  EXPECT_EQ(1U, bv.GetStorageSize());
+  bv.SetBit(35);
+  EXPECT_EQ(2U, bv.GetStorageSize());
+}
+
+}  // namespace art