test262/test/language/statements/class/definition/early-errors-class-method-duplicate-parameters.js

// Copyright 2016 Microsoft, Inc. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.

/*---
author: Brian Terlson <brian.terlson@microsoft.com>
esid: pending
description: >
  Early error rules for StrictFormalParameters are applied
negative:
  phase: early
  type: SyntaxError
---*/

throw "Test262: This statement should not be evaluated.";

class Foo {
  async foo(a, a) { }
}