v8/test/mjsunit/compiler/regress-stacktrace-methods.js
Ross McIlroy 31a3cfbc10 [Test] Add PrepareForOptimization to mjsunit/compiler
BUG=v8:8801

Change-Id: I9d9d9824c6c9ad0176bbfd3723da1b578b17c256
Reviewed-on: https://chromium-review.googlesource.com/c/1495555
Commit-Queue: Ross McIlroy <rmcilroy@chromium.org>
Reviewed-by: Mythri Alle <mythria@chromium.org>
Cr-Commit-Position: refs/heads/master@{#60001}
2019-03-04 12:25:41 +00:00

76 lines
2.7 KiB
JavaScript

// Copyright 2010 the V8 project authors. All rights reserved.
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * 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.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived
// from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT
// OWNER OR 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.
// Flags: --allow-natives-syntax
// Test stack traces with method calls.
function Hest() {}
function Svin() {}
Svin.prototype.two = function() { /* xxxxxxx */ o.three(); }
Hest.prototype.one = function(x) { x.two(); }
Hest.prototype.three = function() { if (v == 42) throw new Error("urg"); }
var o = new Hest();
var s = new Svin();
var v = 0;
%PrepareFunctionForOptimization(Hest.prototype.one);
for (var i = 0; i < 5; i++) {
o.one(s);
}
%OptimizeFunctionOnNextCall(Hest.prototype.one);
o.one(s);
%PrepareFunctionForOptimization(Hest.prototype.three);
for (var i = 0; i < 5; i++) {
o.one(s);
}
%OptimizeFunctionOnNextCall(Hest.prototype.three);
o.one(s);
v = 42;
try {
o.one(s);
} catch (e) {
var stack = e.stack.toString();
var p3 = stack.indexOf("at Hest.three");
var p2 = stack.indexOf("at Svin.two");
var p1 = stack.indexOf("at Hest.one");
assertTrue(p3 != -1);
assertTrue(p2 != -1);
assertTrue(p1 != -1);
assertTrue(p3 < p2);
assertTrue(p2 < p1);
assertTrue(stack.indexOf("38:56") != -1);
assertTrue(stack.indexOf("34:51") != -1);
assertTrue(stack.indexOf("36:38") != -1);
assertTrue(stack.indexOf("60:5") != -1);
}