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// |reftest| error:SyntaxError
// This file was procedurally generated from the following sources:
// - src/function-forms/dflt-params-duplicates.case
// - src/function-forms/syntax/async-func-decl.template
/*---
description: It is a Syntax Error if BoundNames of FormalParameters contains any duplicate elements. (async function declaration)
esid: sec-async-function-definitions
features: [default-parameters, async-functions]
flags: [generated]
negative:
phase: parse
type: SyntaxError
info: |
14.6 Async Function Definitions
AsyncFunctionDeclaration :
async function BindingIdentifier ( FormalParameters ) { AsyncFunctionBody }
14.1.2 Static Semantics: Early Errors
StrictFormalParameters : FormalParameters
- It is a Syntax Error if BoundNames of FormalParameters contains any
duplicate elements.
FormalParameters : FormalParameterList
- It is a Syntax Error if IsSimpleParameterList of FormalParameterList is
false and BoundNames of FormalParameterList contains any duplicate
elements.
---*/
$DONOTEVALUATE();
async function f(x = 0, x) {
}
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