diff options
Diffstat (limited to 'src/include/util/impl/integral.H')
| -rw-r--r-- | src/include/util/impl/integral.H | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/src/include/util/impl/integral.H b/src/include/util/impl/integral.H new file mode 100644 index 000000000..b814e2655 --- /dev/null +++ b/src/include/util/impl/integral.H @@ -0,0 +1,46 @@ +/* IBM_PROLOG_BEGIN_TAG */ +/* This is an automatically generated prolog. */ +/* */ +/* $Source: src/include/util/traits/integral.H $ */ +/* */ +/* OpenPOWER HostBoot Project */ +/* */ +/* Contributors Listed Below - COPYRIGHT 2015 */ +/* [+] International Business Machines Corp. */ +/* */ +/* */ +/* Licensed under the Apache License, Version 2.0 (the "License"); */ +/* you may not use this file except in compliance with the License. */ +/* You may obtain a copy of the License at */ +/* */ +/* http://www.apache.org/licenses/LICENSE-2.0 */ +/* */ +/* Unless required by applicable law or agreed to in writing, software */ +/* distributed under the License is distributed on an "AS IS" BASIS, */ +/* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or */ +/* implied. See the License for the specific language governing */ +/* permissions and limitations under the License. */ +/* */ +/* IBM_PROLOG_END_TAG */ +#ifndef __UTIL_IMPL_INTEGRAL_H +#define __UTIL_IMPL_INTEGRAL_H +namespace std +{ + template <typename T, T v> + struct integral_constant + { + static constexpr T value = v; + + typedef T value_type; + typedef integral_constant<T,v> type; + + constexpr operator value_type() const { return value; } + constexpr value_type operator()() const { return value; } + }; + + struct true_type : integral_constant<bool, true> {}; + struct false_type : integral_constant<bool, false> {}; + +} +#endif +/* vim: set filetype=cpp : */ |
