mfbt/FloatingPoint.cpp
author Ryan VanderMeulen <ryanvm@gmail.com>
Wed, 30 Apr 2014 16:47:13 -0400
changeset 181581 296435e7eeb62ca6735784e76867d7ddc6009292
parent 152002 9d216ff3bbe644cfbf69444e0633a1245267d7dc
permissions -rw-r--r--
Merge m-c to b2g-inbound.

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

/* Implementations of FloatingPoint functions */

#include "mozilla/FloatingPoint.h"

namespace mozilla {

bool
IsFloat32Representable(double x)
{
    float asFloat = static_cast<float>(x);
    double floatAsDouble = static_cast<double>(asFloat);
    return floatAsDouble == x;
}

} /* namespace mozilla */