mirror of
https://github.com/nodejs/node.git
synced 2025-05-22 17:26:40 +00:00
6bd756d7c6
PR-URL: https://github.com/nodejs/node/pull/44741 Fixes: https://github.com/nodejs/node/issues/44650 Fixes: https://github.com/nodejs/node/issues/37472 Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl> Reviewed-By: Jiawen Geng <technicalcute@gmail.com> Reviewed-By: James M Snell <jasnell@gmail.com>
42 lines
880 B
JavaScript
42 lines
880 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 --turbofan --no-use-osr
|
|
//
|
|
// Why not OSR? Because it may inline the `store` function into OSR'd code
|
|
// below before it has a chance to be optimized, making
|
|
// `assertOptimized(store)` fail.
|
|
|
|
function load(o) {
|
|
return o.x;
|
|
};
|
|
for (var x = 0; x < 1000; ++x) {
|
|
%PrepareFunctionForOptimization(load);
|
|
load({x});
|
|
load({x});
|
|
%OptimizeFunctionOnNextCall(load);
|
|
try {
|
|
load();
|
|
} catch (e) {
|
|
}
|
|
}
|
|
|
|
assertOptimized(load);
|
|
|
|
function store(o) {
|
|
o.x = -1;
|
|
};
|
|
for (var x = 0; x < 1000; ++x) {
|
|
%PrepareFunctionForOptimization(store);
|
|
store({x});
|
|
store({x});
|
|
%OptimizeFunctionOnNextCall(store);
|
|
try {
|
|
store();
|
|
} catch (e) {
|
|
}
|
|
}
|
|
|
|
assertOptimized(store);
|