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f579e11940
PR-URL: https://github.com/nodejs/node/pull/26685 Reviewed-By: Anna Henningsen <anna@addaleax.net> Reviewed-By: Michaël Zasso <targos@protonmail.com> Reviewed-By: Refael Ackermann <refack@gmail.com>
30 lines
556 B
JavaScript
30 lines
556 B
JavaScript
// 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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// Flags: --allow-natives-syntax
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var foo = { x : 0, y : 1 }
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function f(b) {
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h(b);
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return foo.x;
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}
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function h(b) {
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g(b);
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return foo.x;
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}
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function g(b) {
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if (b) {
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foo = { x : 536 };
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} // It should trigger an eager deoptimization when b=true.
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}
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%PrepareFunctionForOptimization(f);
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f(false); f(false);
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%OptimizeFunctionOnNextCall(f);
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f(false);
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assertEquals(f(true), 536);
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