Triage a few cps-ir failures

tests/language/type_variable_closure3_test.dart

Index: tests/language/type_variable_closure3_test.dart
diff --git a/tests/language/type_variable_closure3_test.dart b/tests/language/type_variable_closure3_test.dart
new file mode 100644
index 0000000000000000000000000000000000000000..ecb1c39e82ed81cc01dd061dca2b5070890f985b
--- /dev/null
+++ b/tests/language/type_variable_closure3_test.dart
@@ -0,0 +1,18 @@
+// Copyright (c) 2016, 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.
+
+import "package:expect/expect.dart";
+
+class A<T> {}
+
+class C<T> {
+  a() {
+    return () => new A<T>();
+  }
+}
+
+main() {
+  Expect.isTrue(new C<int>().a()() is A<int>);
+  Expect.isFalse(new C<int>().a()() is A<String>);
+}