Line data    Source code

       1             : /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
       2             : /* vim: set ts=8 sts=2 et sw=2 tw=80: */
       3             : /* This Source Code Form is subject to the terms of the Mozilla Public
       4             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       5             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
       6             : 
       7             : /* Implementations of FloatingPoint functions */
       8             : 
       9             : #include "mozilla/FloatingPoint.h"
      10             : 
      11             : namespace mozilla {
      12             : 
      13             : bool
      14           5 : IsFloat32Representable(double aFloat32)
      15             : {
      16           5 :   float asFloat = static_cast<float>(aFloat32);
      17           5 :   double floatAsDouble = static_cast<double>(asFloat);
      18           5 :   return floatAsDouble == aFloat32;
      19             : }
      20             : 
      21             : } /* namespace mozilla */