node/deps/v8/test/mjsunit/compiler/deopt-bool.js
Ujjwal Sharma f579e11940 deps: update V8 to 7.4.288.13
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>
2019-03-28 16:36:18 -04:00

31 lines
632 B
JavaScript

// Copyright 2015 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(a, b) {
var passed = a == 3;
if (passed) {
if (passed) {
passed = b == 4;
}
}
%DeoptimizeFunction(foo);
return passed;
}
%PrepareFunctionForOptimization(foo);
assertTrue(foo(3, 4));
assertTrue(foo(3, 4));
assertFalse(foo(3.1, 4));
assertFalse(foo(3, 4.1));
%OptimizeFunctionOnNextCall(foo);
assertTrue(foo(3, 4));
assertTrue(foo(3, 4));
assertFalse(foo(3.1, 4));
assertFalse(foo(3, 4.1));