gcc/libstdc++-v3/include/debug/assertions.h
François Dumont bd2ee798d5 2016-06-16 François Dumont <fdumont@gcc.gnu.org>
* include/debug/debug.h
	(__glibcxx_requires_non_empty_range, __glibcxx_requires_nonempty)
	(__glibcxx_requires_subscript): Move...
	* include/debug/assertions.h: ...here and add __builtin_expect.
	(_GLIBCXX_DEBUG_ONLY): Remove ; value.
	* include/bits/stl_deque.h
	(std::deque<>::operator[]): Add __glibcxx_requires_subscript check.
	(std::deque<>::front()): Add __glibcxx_requires_nonempty check.
	(std::deque<>::back()): Likewise.
	(std::deque<>::pop_front()): Likewise.
	(std::deque<>::pop_back()): Likewise.
	(std::deque<>::swap(deque&)): Add allocator check.
	* include/bits/stl_vector.h
	(std::vector<>::operator[]): Add __glibcxx_requires_subscript check.
	(std::vector<>::front()): Add __glibcxx_requires_nonempty check.
	(std::vector<>::back()): Likewise.
	(std::vector<>::pop_back()): Likewise.
	(std::vector<>::swap(vector&)): Add allocator check.

From-SVN: r237541
2016-06-16 20:34:08 +00:00

69 lines
2.4 KiB
C++

// Debugging support implementation -*- C++ -*-
// Copyright (C) 2003-2016 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library. This library is free
// software; you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the
// Free Software Foundation; either version 3, or (at your option)
// any later version.
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// Under Section 7 of GPL version 3, you are granted additional
// permissions described in the GCC Runtime Library Exception, version
// 3.1, as published by the Free Software Foundation.
// You should have received a copy of the GNU General Public License and
// a copy of the GCC Runtime Library Exception along with this program;
// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
// <http://www.gnu.org/licenses/>.
/** @file debug/assertions.h
* This file is a GNU debug extension to the Standard C++ Library.
*/
#ifndef _GLIBCXX_DEBUG_ASSERTIONS_H
#define _GLIBCXX_DEBUG_ASSERTIONS_H 1
#ifndef _GLIBCXX_DEBUG
# define _GLIBCXX_DEBUG_ASSERT(_Condition)
# define _GLIBCXX_DEBUG_PEDASSERT(_Condition)
# define _GLIBCXX_DEBUG_ONLY(_Statement)
#endif
#ifndef _GLIBCXX_ASSERTIONS
# define __glibcxx_requires_non_empty_range(_First,_Last)
# define __glibcxx_requires_nonempty()
# define __glibcxx_requires_subscript(_N)
#else
// Verify that [_First, _Last) forms a non-empty iterator range.
# define __glibcxx_requires_non_empty_range(_First,_Last) \
__glibcxx_assert(__builtin_expect(_First != _Last, true))
# define __glibcxx_requires_subscript(_N) \
__glibcxx_assert(__builtin_expect(_N < this->size(), true))
// Verify that the container is nonempty
# define __glibcxx_requires_nonempty() \
__glibcxx_assert(__builtin_expect(!this->empty(), true))
#endif
#ifdef _GLIBCXX_DEBUG
# define _GLIBCXX_DEBUG_ASSERT(_Condition) __glibcxx_assert(_Condition)
# ifdef _GLIBCXX_DEBUG_PEDANTIC
# define _GLIBCXX_DEBUG_PEDASSERT(_Condition) _GLIBCXX_DEBUG_ASSERT(_Condition)
# else
# define _GLIBCXX_DEBUG_PEDASSERT(_Condition)
# endif
# define _GLIBCXX_DEBUG_ONLY(_Statement) _Statement
#endif
#endif // _GLIBCXX_DEBUG_ASSERTIONS