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// |reftest| error:ReferenceError
// Copyright (C) 2020 Rick Waldron. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-switch-statement-runtime-semantics-evaluation
description: Creation of new lexical environment (into `default` clause)
info: |
1. Let exprRef be the result of evaluating Expression.
2. Let switchValue be ? GetValue(exprRef).
3. Let oldEnv be the running execution context's LexicalEnvironment.
4. Let blockEnv be NewDeclarativeEnvironment(oldEnv).
5. Perform BlockDeclarationInstantiation(CaseBlock, blockEnv).
6. Set the running execution context's LexicalEnvironment to blockEnv.
7. Let R be the result of performing CaseBlockEvaluation of CaseBlock with
argument switchValue.
[...]
negative:
phase: runtime
type: ReferenceError
---*/
switch (0) { default: const x = 1; }
x;
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