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diff --git a/js/src/tests/test262/language/module-code/instn-named-bndng-dflt-cls.js b/js/src/tests/test262/language/module-code/instn-named-bndng-dflt-cls.js
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+++ b/js/src/tests/test262/language/module-code/instn-named-bndng-dflt-cls.js
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+// |reftest| module
+// Copyright (C) 2016 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+description: >
+ Imported binding reflects state of exported default binding ("anonymous"
+ class declaration)
+esid: sec-moduledeclarationinstantiation
+info: |
+ [...]
+ 17. For each element d in lexDeclarations do
+ a. For each element dn of the BoundNames of d do
+ i. If IsConstantDeclaration of d is true, then
+ [...]
+ ii. Else,
+ 1. Perform ! envRec.CreateMutableBinding(dn, false).
+ iii. If d is a GeneratorDeclaration production or a
+ FunctionDeclaration production, then
+ 1. Let fo be the result of performing InstantiateFunctionObject
+ for d with argument env.
+ 2. Call envRec.InitializeBinding(dn, fo).
+ [...]
+
+ 14.5 Class Definitions
+
+ Syntax
+
+ ClassDeclaration[Yield, Default]:
+
+ class BindingIdentifier[?Yield] ClassTail[?Yield]
+ [+Default] class ClassTail[?Yield]
+flags: [module]
+---*/
+
+assert.throws(ReferenceError, function() {
+ typeof C;
+}, 'Binding is created but not initialized.');
+
+export default class {};
+import C from './instn-named-bndng-dflt-cls.js';
+
+reportCompare(0, 0);