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e31f0a7d25
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>
58 lines
908 B
JavaScript
58 lines
908 B
JavaScript
// Copyright 2014 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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function foo(x) {
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var k = "value";
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return x[k] = 1;
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};
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%PrepareFunctionForOptimization(foo);
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var obj = {};
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Object.defineProperty(obj, 'value', {
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set: function(x) {
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throw 'nope';
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}
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});
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try {
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foo(obj);
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} catch (e) {
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}
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try {
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foo(obj);
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} catch (e) {
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}
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%OptimizeFunctionOnNextCall(foo);
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try {
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foo(obj);
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} catch (e) {
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}
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function bar(x) {
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var k = "value";
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return (x[k] = 1) ? "ok" : "nope";
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};
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%PrepareFunctionForOptimization(bar);
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var obj2 = {};
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Object.defineProperty(obj2, 'value', {
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set: function(x) {
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throw 'nope';
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return true;
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}
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});
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try {
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bar(obj2);
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} catch (e) {
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}
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try {
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bar(obj2);
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} catch (e) {
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}
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%OptimizeFunctionOnNextCall(bar);
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try {
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bar(obj2);
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} catch (e) {
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}
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