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deps/v8/test/mjsunit/string-wrapper-add-3.js
35 строк
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Michaël Zasso
deps: update V8 to 14.1.146.11
04 окт 2025, 19:47
Не верифицирован
04 окт 2025, 19:47
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// Copyright 2024 the V8 project authors. All rights reserved. // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. // Flags: --allow-natives-syntax --turbofan function add(a, b) { return a + b; } %PrepareFunctionForOptimization(add); const string = 'first'; const stringWrapper = new String('second'); assertEquals('firstsecond', add(string, stringWrapper)); %OptimizeFunctionOnNextCall(add); assertEquals('firstsecond', add(string, stringWrapper)); assertOptimized(add); // Also passing the params the other way around is supported (both params are // of type "string or string wrapper"). assertEquals('secondfirst', add(stringWrapper, string)); assertOptimized(add); assertEquals('firstfirst', add(string, string)); assertOptimized(add); assertEquals('secondsecond', add(stringWrapper, stringWrapper)); assertOptimized(add); // Pass a JSPrimitiveWrapper which is not a string wrapper. assertEquals('first123', add(string, new Number(123))); assertUnoptimized(add);