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// |reftest| error:ReferenceError
// 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: global use before initialization in declaration statement.
(TDZ, Temporal Dead Zone)
negative:
phase: runtime
type: ReferenceError
---*/
let x = x + 1;