// Copyright 2017 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 (function() { function f(x) { return String.fromCharCode(x >>> 24); }; var e = 0x41000001; %PrepareFunctionForOptimization(f); f(e); %OptimizeFunctionOnNextCall(f); assertEquals("A", f(e)); })(); (function() { function f(x) { return (x >>> 24) & 0xffff; }; %PrepareFunctionForOptimization(f); f(1); %OptimizeFunctionOnNextCall(f); assertEquals(0, f(1)); assertEquals(100, f((100 << 24) + 42)); })();