2017-10-07 18:03:35 +00:00
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// Copyright 2017 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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2018-01-12 19:33:13 +00:00
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// Flags: --allow-natives-syntax
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2017-10-07 18:03:35 +00:00
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async function* gen([[notIterable]] = [null]) {}
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2019-05-03 12:48:33 +00:00
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%PrepareFunctionForOptimization(gen);
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2017-10-07 18:03:35 +00:00
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assertThrows(() => gen(), TypeError);
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assertThrows(() => gen(), TypeError);
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%OptimizeFunctionOnNextCall(gen);
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assertThrows(() => gen(), TypeError);
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