gecko-dev/mfbt/FloatingPoint.cpp
Nicholas Nethercote 2a0942be41 Bug 1036789 - Convert the third quarter of MFBT to Gecko style. r=Ms2ger.
--HG--
extra : rebase_source : 668cd394806203ddfa34bd4f226335ff26c846b5
2014-07-10 19:10:17 -07:00

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/* -*- 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 */