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Author

anonymous

about 6 years ago

Language

C

Compiler

gcc HEAD 9.0.0 20190104 (experimental)

Options
C11(GNU)
no pedantic

Author

anonymous

about 6 years ago

tight_pair.h
catch.hpp
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#include <stdio.h>
int main() {
printf("%d\n", !(~(2147483647 ^ (2147483647 + 1))));
printf("%d\n", !(~(2147483646 ^ (2147483646 + 1))));
printf("%d\n", !(~(-1 ^ (-1 + 1))));
printf("%d\n", !(~(-2147483648 ^ (-2147483648 + 1))));
}
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/*
* The MIT License (MIT)
*
* Copyright (c) 2017-2018 Morwenn
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#ifndef CRUFT_TIGHT_PAIR_H_
#define CRUFT_TIGHT_PAIR_H_

////////////////////////////////////////////////////////////
// Headers
////////////////////////////////////////////////////////////
#include <climits>
#include <cstddef>
#include <cstdint>
#include <functional>
#include <tuple>
#include <type_traits>
#include <utility>
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/*
* Catch v2.5.0
* Generated: 2018-11-26 20:46:12.165372
* ----------------------------------------------------------
* This file has been merged from multiple headers. Please don't edit it directly
* Copyright (c) 2018 Two Blue Cubes Ltd. All rights reserved.
*
* Distributed under the Boost Software License, Version 1.0. (See accompanying
* file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
*/
#ifndef TWOBLUECUBES_SINGLE_INCLUDE_CATCH_HPP_INCLUDED
#define TWOBLUECUBES_SINGLE_INCLUDE_CATCH_HPP_INCLUDED
// start catch.hpp


#define CATCH_VERSION_MAJOR 2
#define CATCH_VERSION_MINOR 5
#define CATCH_VERSION_PATCH 0

#ifdef __clang__
# pragma clang system_header
#elif defined __GNUC__
# pragma GCC system_header
#endif

// start catch_suppress_warnings.h

#ifdef __clang__
# ifdef __ICC // icpc defines the __clang__ macro
# pragma warning(push)
# pragma warning(disable: 161 1682)
# else // __ICC
# pragma clang diagnostic push
# pragma clang diagnostic ignored "-Wpadded"
# pragma clang diagnostic ignored "-Wswitch-enum"
# pragma clang diagnostic ignored "-Wcovered-switch-default"

$ gcc prog.c -std=gnu11 
prog.c: In function 'main':
prog.c:3:53: warning: integer overflow in expression of type 'int' results in '-2147483648' [-Woverflow]
    3 |         printf("%d\n", !(~(2147483647 ^ (2147483647 + 1))));
      |                                                     ^

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