mfbt/FloatingPoint.cpp
author Philip Chee <philip.chee@gmail.com>
Fri, 06 Mar 2015 00:18:20 +0800
changeset 232046 be4fec24c85cda99fd5967d47a1833631511c4fe
parent 193456 91d7659bb35145e10ff737753688e0972c1a79b5
child 421862 b1521154cfec6b35f8266af53efb24ebac260173
permissions -rw-r--r--
Bug 1124503 move AppConstants.jsm to toolkit r=gavin

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* 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 aFloat32)
{
  float asFloat = static_cast<float>(aFloat32);
  double floatAsDouble = static_cast<double>(asFloat);
  return floatAsDouble == aFloat32;
}

} /* namespace mozilla */