1 files changed, 15 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/statements/async-function/cptn-decl.js b/js/src/tests/test262/language/statements/async-function/cptn-decl.js
new file mode 100644
index 0000000000..31cf99ab11
--- /dev/null
+++ b/js/src/tests/test262/language/statements/async-function/cptn-decl.js
@@ -0,0 +1,15 @@
+// Copyright (C) 2017 Apple Inc. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-async-function-definitions-runtime-semantics-evaluation
+description: Async function declaration completion value is empty.
+info: |
+    AsyncFunctionDeclaration : async [no LineTerminator here] function BindingIdentifier ( FormalParameters ) { AsyncFunctionBody }
+
+    1. Return NormalCompletion(empty).
+---*/
+
+assert.sameValue(eval('async function f() {}'), undefined);
+assert.sameValue(eval('1; async function f() {}'), 1);
+
+reportCompare(0, 0);