mirror of https://github.com/tc39/test262.git
29 lines
708 B
JavaScript
29 lines
708 B
JavaScript
// Copyright (C) 2016 the V8 project authors. All rights reserved.
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// This code is governed by the BSD license found in the LICENSE file.
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/*---
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esid: sec-functiondeclarationinstantiation
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es6id: 9.2.12
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description: >
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Arguments are "unmapped" when paramater list is non-simple due to "default"
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parameter
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info: |
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[...]
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9. Let simpleParameterList be IsSimpleParameterList of formals.
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[...]
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22. If argumentsObjectNeeded is true, then
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a. If strict is true or if simpleParameterList is false, then
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i. Let ao be CreateUnmappedArgumentsObject(argumentsList).
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[...]
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---*/
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var value;
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function dflt(a, b = 0) {
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arguments[0] = 2;
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value = a;
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}
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dflt(1);
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assert.sameValue(value, 1);
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