mirror of https://github.com/lukechilds/node.git
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
69 lines
2.4 KiB
69 lines
2.4 KiB
11 years ago
|
// Copyright 2013 the V8 project authors. All rights reserved.
|
||
|
|
// Copyright (C) 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
|
||
|
|
//
|
||
|
|
// Redistribution and use in source and binary forms, with or without
|
||
|
|
// modification, are permitted provided that the following conditions
|
||
|
|
// are met:
|
||
|
|
// 1. Redistributions of source code must retain the above copyright
|
||
|
|
// notice, this list of conditions and the following disclaimer.
|
||
|
|
// 2. Redistributions in binary form must reproduce the above copyright
|
||
|
|
// notice, this list of conditions and the following disclaimer in the
|
||
|
|
// documentation and/or other materials provided with the distribution.
|
||
|
|
//
|
||
|
|
// THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
|
||
|
|
// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
|
||
|
|
// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
|
||
|
|
// DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
|
||
|
|
// DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
|
||
|
|
// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
|
||
|
|
// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
|
||
|
|
// ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
||
|
|
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
||
|
|
// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||
|
|
|
||
|
|
description(
|
||
|
|
"Tests that DFG inlining does not brak function.arguments.caller."
|
||
|
|
);
|
||
|
|
|
||
|
|
var callCount = 0;
|
||
|
|
|
||
|
|
var resultArray = []
|
||
|
|
|
||
|
|
function throwError() {
|
||
|
|
throw {};
|
||
|
|
}
|
||
|
|
var object = {
|
||
|
|
nonInlineable : function nonInlineable() {
|
||
|
|
if (0) return [arguments, function(){}];
|
||
|
|
if (++callCount == 999999) {
|
||
|
|
var f = nonInlineable;
|
||
|
|
while (f) {
|
||
|
|
resultArray.push(f.name);
|
||
|
|
f=f.arguments.callee.caller;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
},
|
||
|
|
inlineable : function inlineable() {
|
||
|
|
this.nonInlineable();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
function makeInlinableCall(o) {
|
||
|
|
for (var i = 0; i < 1000; i++)
|
||
|
|
o.inlineable();
|
||
|
|
}
|
||
|
|
|
||
|
|
function g() {
|
||
|
|
var j = 0;
|
||
|
|
for (var i = 0; i < 1000; i++) {
|
||
|
|
j++;
|
||
|
|
makeInlinableCall(object);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
g();
|
||
|
|
|
||
|
|
shouldBe("resultArray.length", "4");
|
||
|
|
shouldBe("resultArray[3]", "\"g\"");
|
||
|
|
shouldBe("resultArray[2]", "\"makeInlinableCall\"");
|
||
|
|
shouldBe("resultArray[1]", "\"inlineable\"");
|
||
|
|
shouldBe("resultArray[0]", "\"nonInlineable\"");
|