v8/test/mjsunit/compiler/regress-1126249.js

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// Copyright 2020 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 foo(b) {
var x = -0;
var y = -0x80000000;
if (b) {
x = -1;
y = 1;
}
return (x - y) == -0x80000000;
}
%PrepareFunctionForOptimization(foo);
assertFalse(foo(true));
%OptimizeFunctionOnNextCall(foo);
assertFalse(foo(false));