1 files changed, 10 insertions, 0 deletions
diff --git a/deps/v8/test/intl/regress-9787.js b/deps/v8/test/intl/regress-9787.js
new file mode 100644
index 0000000000..576c0f7d64
--- /dev/null
+++ b/deps/v8/test/intl/regress-9787.js
@@ -0,0 +1,10 @@
+// Copyright 2019 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Flags: --harmony-intl-add-calendar-numbering-system
+
+// ill-formed and valid calendar should throw RangeError.
+assertThrows(
+    'new Intl.DateTimeFormat("en", {calendar: "gregorian"})',
+    RangeError);