1 files changed, 17 insertions, 0 deletions
diff --git a/js/src/tests/non262/async-functions/no-expression-closure.js b/js/src/tests/non262/async-functions/no-expression-closure.js
new file mode 100644
index 0000000000..44d139fe41
--- /dev/null
+++ b/js/src/tests/non262/async-functions/no-expression-closure.js
@@ -0,0 +1,17 @@
+function assertSyntaxError(code) {
+    assertThrowsInstanceOf(function () { Function(code); }, SyntaxError, "Function:" + code);
+    assertThrowsInstanceOf(function () { eval(code); }, SyntaxError, "eval:" + code);
+    var ieval = eval;
+    assertThrowsInstanceOf(function () { ieval(code); }, SyntaxError, "indirect eval:" + code);
+}
+
+// AsyncFunction statement
+assertSyntaxError(`async function f() 0`);
+
+// AsyncFunction expression
+assertSyntaxError(`void async function() 0`);
+assertSyntaxError(`void async function f() 0`);
+
+
+if (typeof reportCompare === "function")
+    reportCompare(true, true);