JDK14/Java14源码在线阅读

/*
 * Copyright (c) 2017, 2019, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.
 *
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
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 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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#ifndef SHARE_METAPROGRAMMING_ISFLOATINGPOINT_HPP
#define SHARE_METAPROGRAMMING_ISFLOATINGPOINT_HPP

#include "metaprogramming/integralConstant.hpp"

// This metafunction returns true iff the type T (irrespective of CV qualifiers)
// is a floating point type.

template <typename T> struct IsFloatingPoint: public FalseType {};

template <> struct IsFloatingPoint<float>: public TrueType {};
template <> struct IsFloatingPoint<const float>: public TrueType {};
template <> struct IsFloatingPoint<volatile float>: public TrueType {};
template <> struct IsFloatingPoint<const volatile float>: public TrueType {};

template <> struct IsFloatingPoint<double>: public TrueType {};
template <> struct IsFloatingPoint<const double>: public TrueType {};
template <> struct IsFloatingPoint<volatile double>: public TrueType {};
template <> struct IsFloatingPoint<const volatile double>: public TrueType {};

template <> struct IsFloatingPoint<long double>: public TrueType {};

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