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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>
25 lines
574 B
JavaScript
25 lines
574 B
JavaScript
// Copyright 2016 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: --allow-natives-syntax --turbo-escape
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// Warm up {g} with arrays and strings.
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function g(v) {
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return v.length;
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}
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assertEquals(1, g("x"));
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assertEquals(2, g("xy"));
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assertEquals(1, g([1]));
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assertEquals(2, g([1, 2]));
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// Inline into {f}, where we see only an array.
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function f() {
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assertEquals(0, g([]));
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};
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%PrepareFunctionForOptimization(f);
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f();
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f();
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%OptimizeFunctionOnNextCall(f);
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f();
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