- Implement a simple old-generation marker.

vm/heap_test.cc

 // Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
-// TODO(iposva): Intentionally left blank for now.
+#include "vm/assert.h"
+#include "vm/globals.h"
+#include "vm/heap.h"
+#include "vm/unit_test.h"
+
+namespace dart {
+
+#if defined(TARGET_ARCH_IA32)
+TEST_CASE(OldGC) {
+  const char* kScriptChars =
+  "class HeapTester {\n"
+  "  static void main() {\n"
+  "    return [1, 2, 3];\n"
+  "  }\n"
+  "}\n";
+  Dart_Handle lib = TestCase::LoadTestScript(kScriptChars, NULL);
+  Dart_Handle result = Dart_InvokeStatic(lib,
+                                         Dart_NewString("HeapTester"),
+                                         Dart_NewString("main"),
+                                         0, NULL);
+
+  EXPECT_VALID(result);
+  Isolate* isolate = Isolate::Current();
+  Heap* heap = isolate->heap();
+  heap->CollectGarbage(Heap::kOld);
+}
+#endif  // TARGET_ARCH_IA32
+}