GSL/include/assert.h
2015-10-05 14:09:55 -07:00

82 lines
2.0 KiB
C++

///////////////////////////////////////////////////////////////////////////////
//
// Copyright (c) 2015 Microsoft Corporation. All rights reserved.
//
// This code is licensed under the MIT License (MIT).
//
// 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.
//
///////////////////////////////////////////////////////////////////////////////
#pragma once
#ifndef GSL_UTIL_H
#define GSL_UTIL_H
#include "fail_fast.h"
#ifdef _MSC_VER
// No MSVC does constexpr fully yet
#pragma push_macro("constexpr")
#define constexpr /* nothing */
// MSVC 2013 workarounds
#if _MSC_VER <= 1800
// noexcept is not understood
#ifndef GSL_THROWS_FOR_TESTING
#define noexcept /* nothing */
#endif
// turn off some misguided warnings
#pragma warning(push)
#pragma warning(disable: 4351) // warns about newly introduced aggregate initializer behavior
#endif // _MSC_VER <= 1800
#endif // _MSC_VER
// In order to test the library, we need it to throw exceptions that we can catch
#ifdef GSL_THROWS_FOR_TESTING
#define noexcept /* nothing */
#endif // GSL_THROWS_FOR_TESTING
namespace gsl {
//
// GSL.assert: assertions
//
#define Expects(x) gsl::fail_fast_assert((x))
#define Ensures(x) gsl::fail_fast_assert((x))
} // namespace gsl
#ifdef _MSC_VER
#undef constexpr
#pragma pop_macro("constexpr")
#if _MSC_VER <= 1800
#pragma warning(pop)
#ifndef GSL_THROWS_FOR_TESTING
#pragma undef noexcept
#endif // GSL_THROWS_FOR_TESTING
#endif // _MSC_VER <= 1800
#endif // _MSC_VER
#if defined(GSL_THROWS_FOR_TESTING)
#undef noexcept
#endif // GSL_THROWS_FOR_TESTING
#endif // GSL_UTIL_H