test262/implementation-contributed/v8/mjsunit/compiler/regress-variable-liveness.js
test262-automation 7298a38552 [v8-test262-automation] Updated curation log with latest revision sha's from export and changed files.
sourceRevisionAtLastExport: 33f2fb0e53d135f0ee17cfccd9d993eb2a6f47de targetRevisionAtLastExport: 31340cbd9add103f586d501b0c3354b7b182abc0
2018-09-14 12:32:18 -04:00

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512 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(x) {
%DeoptimizeFunction(run);
return x;
}
function run() {
var line = new Array(2);
for (var n = 3; n > 0; n = n - 1) {
if (n < foo(line.length)) line = new Array(n);
line[0] = n;
}
}
assertEquals(void 0, run());
%OptimizeFunctionOnNextCall(run);
assertEquals(void 0, run());