2015-08-25 06:24:40 +00:00
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// Copyright 2015 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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2017-07-13 11:22:37 +00:00
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// Flags: --allow-natives-syntax
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2015-08-25 06:24:40 +00:00
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function foo(x) { Math.round(x); }
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2019-03-01 10:19:54 +00:00
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%PrepareFunctionForOptimization(foo);
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2015-08-25 06:24:40 +00:00
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foo(1);
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foo(2);
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%OptimizeFunctionOnNextCall(foo);
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assertThrows(function() { foo(Symbol()) }, TypeError);
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