1 files changed, 19 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/statements/let/function-local-closure-set-before-initialization.js b/js/src/tests/test262/language/statements/let/function-local-closure-set-before-initialization.js
new file mode 100644
index 0000000000..8c9118b8c1
--- /dev/null
+++ b/js/src/tests/test262/language/statements/let/function-local-closure-set-before-initialization.js
@@ -0,0 +1,19 @@
+// Copyright (C) 2011 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 13.1
+description: >
+    let: function local closure [[Set]] before initialization.
+    (TDZ, Temporal Dead Zone)
+---*/
+(function() {
+  function f() { x = 1; }
+
+  assert.throws(ReferenceError, function() {
+    f();
+  });
+
+  let x;
+}());
+
+reportCompare(0, 0);