52 lines
1.8 KiB
C++
52 lines
1.8 KiB
C++
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/*
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Copyright (c) 2017 Arun Muralidharan
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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*/
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#ifndef CPP_JWT_ASSERTIONS_HPP
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#define CPP_JWT_ASSERTIONS_HPP
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#include <cassert>
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namespace jwt {
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#if defined(__clang__)
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# define JWT_NOT_REACHED_MARKER() __builtin_unreachable()
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#elif defined(__GNUC__)
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# if __GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 5)
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# define JWT_NOT_REACHED_MARKER() __builtin_unreachable()
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# endif
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#elif defined(_MSC_VER)
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# define JWT_NOT_REACHED_MARKER() __assume(0)
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#endif
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#if defined(DEBUG)
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# define JWT_NOT_REACHED(reason) do { \
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assert (0 && reason); \
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JWT_NOT_REACHED_MARKER(); \
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} while (0)
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#else
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# define JWT_NOT_REACHED(reason) JWT_NOT_REACHED_MARKER()
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#endif
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} // END namespace jwt
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#endif
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