v8/test/mjsunit/compiler/escape-analysis-materialize.js
mstarzinger 9d6872cdf1 [deoptimizer] Materialize JSFunction objects without context.
This fixes the materialization of JSFunction objects to not rely on a
context being available. The context has been cleared because it might
be de-materiallized itself.

R=bmeurer@chromium.org
TEST=mjsunit/compiler/escape-analysis-materialize
BUG=chromium:644245

Review-Url: https://codereview.chromium.org/2320983002
Cr-Commit-Position: refs/heads/master@{#39277}
2016-09-08 12:15:50 +00:00

30 lines
702 B
JavaScript

// Copyright 2016 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 --turbo --turbo-escape
(function TestMaterializeArray() {
function f() {
var a = [1,2,3];
%_DeoptimizeNow();
return a.length;
}
assertEquals(3, f());
assertEquals(3, f());
%OptimizeFunctionOnNextCall(f);
assertEquals(3, f());
})();
(function TestMaterializeFunction() {
function g() {
function fun(a, b) {}
%_DeoptimizeNow();
return fun.length;
}
assertEquals(2, g());
assertEquals(2, g());
%OptimizeFunctionOnNextCall(g);
assertEquals(2, g());
})();