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PR-URL: https://github.com/nodejs/node/pull/28918 Reviewed-By: Colin Ihrig <cjihrig@gmail.com> Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl> Reviewed-By: Jiawen Geng <technicalcute@gmail.com> Reviewed-By: Rich Trott <rtrott@gmail.com>
28 lines
705 B
JavaScript
28 lines
705 B
JavaScript
// Copyright 2019 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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// Flags: --verify-heap --allow-natives-syntax
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// This checks that TransitionAndStoreNumberElement silences NaNs.
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function foo() {
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return [undefined].map(Math.asin);
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};
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%PrepareFunctionForOptimization(foo);
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foo();
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foo();
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%OptimizeFunctionOnNextCall(foo);
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foo();
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// This checks that TransitionAndStoreElement silences NaNs.
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function bar(b) {
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return [undefined].map(x => b ? Math.asin(x) : "string");
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};
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%PrepareFunctionForOptimization(bar);
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bar(true);
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bar(false);
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bar(true);
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bar(false);
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%OptimizeFunctionOnNextCall(bar);
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bar(true);
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