v8/test/mjsunit/compiler/regress-5538.js
bmeurer 3a7eac15e8 [turbofan] Fix invalid Number.parseInt inlining.
The inlined version of Number.parseInt did a ToInt32 truncation, which
is not what the EcmaScript specification says.

R=jarin@chromium.org
BUG=v8:5538

Review-Url: https://chromiumcodereview.appspot.com/2432143002
Cr-Commit-Position: refs/heads/master@{#40418}
2016-10-19 05:17:52 +00:00

54 lines
1.2 KiB
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
(function() {
function foo(x) {
x = x | 0;
return Number.parseInt(x + 1);
}
assertEquals(1, foo(0));
assertEquals(2, foo(1));
%OptimizeFunctionOnNextCall(foo);
assertEquals(Math.pow(2, 31), foo(Math.pow(2, 31) - 1));
})();
(function() {
function foo(x) {
x = x | 0;
return Number.parseInt(x + 1, 0);
}
assertEquals(1, foo(0));
assertEquals(2, foo(1));
%OptimizeFunctionOnNextCall(foo);
assertEquals(Math.pow(2, 31), foo(Math.pow(2, 31) - 1));
})();
(function() {
function foo(x) {
x = x | 0;
return Number.parseInt(x + 1, 10);
}
assertEquals(1, foo(0));
assertEquals(2, foo(1));
%OptimizeFunctionOnNextCall(foo);
assertEquals(Math.pow(2, 31), foo(Math.pow(2, 31) - 1));
})();
(function() {
function foo(x) {
x = x | 0;
return Number.parseInt(x + 1, undefined);
}
assertEquals(1, foo(0));
assertEquals(2, foo(1));
%OptimizeFunctionOnNextCall(foo);
assertEquals(Math.pow(2, 31), foo(Math.pow(2, 31) - 1));
})();