mfbt/FloatingPoint.cpp
author James Graham <james@hoppipolla.co.uk>
Thu, 24 Sep 2015 14:51:19 +0100
changeset 264851 84c62ba95e198b4ff851b07499209e9a57687273
parent 193537 91d7659bb35145e10ff737753688e0972c1a79b5
child 421917 b1521154cfec6b35f8266af53efb24ebac260173
permissions -rw-r--r--
Bug 1209297 - Update web-platform-tests expected data to revision 2869a58fd81da41f9f904441ff39f9398fba53bc, a=testonly

/* -*- 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 */