libstdc++
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00001 // Debugging support implementation -*- C++ -*- 00002 00003 // Copyright (C) 2003-2017 Free Software Foundation, Inc. 00004 // 00005 // This file is part of the GNU ISO C++ Library. This library is free 00006 // software; you can redistribute it and/or modify it under the 00007 // terms of the GNU General Public License as published by the 00008 // Free Software Foundation; either version 3, or (at your option) 00009 // any later version. 00010 00011 // This library is distributed in the hope that it will be useful, 00012 // but WITHOUT ANY WARRANTY; without even the implied warranty of 00013 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00014 // GNU General Public License for more details. 00015 00016 // Under Section 7 of GPL version 3, you are granted additional 00017 // permissions described in the GCC Runtime Library Exception, version 00018 // 3.1, as published by the Free Software Foundation. 00019 00020 // You should have received a copy of the GNU General Public License and 00021 // a copy of the GCC Runtime Library Exception along with this program; 00022 // see the files COPYING3 and COPYING.RUNTIME respectively. If not, see 00023 // <http://www.gnu.org/licenses/>. 00024 00025 /** @file debug/assertions.h 00026 * This file is a GNU debug extension to the Standard C++ Library. 00027 */ 00028 00029 #ifndef _GLIBCXX_DEBUG_ASSERTIONS_H 00030 #define _GLIBCXX_DEBUG_ASSERTIONS_H 1 00031 00032 #ifndef _GLIBCXX_DEBUG 00033 00034 # define _GLIBCXX_DEBUG_ASSERT(_Condition) 00035 # define _GLIBCXX_DEBUG_PEDASSERT(_Condition) 00036 # define _GLIBCXX_DEBUG_ONLY(_Statement) 00037 00038 #endif 00039 00040 #ifndef _GLIBCXX_ASSERTIONS 00041 # define __glibcxx_requires_non_empty_range(_First,_Last) 00042 # define __glibcxx_requires_nonempty() 00043 # define __glibcxx_requires_subscript(_N) 00044 #else 00045 00046 // Verify that [_First, _Last) forms a non-empty iterator range. 00047 # define __glibcxx_requires_non_empty_range(_First,_Last) \ 00048 __glibcxx_assert(__builtin_expect(_First != _Last, true)) 00049 # define __glibcxx_requires_subscript(_N) \ 00050 __glibcxx_assert(__builtin_expect(_N < this->size(), true)) 00051 // Verify that the container is nonempty 00052 # define __glibcxx_requires_nonempty() \ 00053 __glibcxx_assert(__builtin_expect(!this->empty(), true)) 00054 #endif 00055 00056 #ifdef _GLIBCXX_DEBUG 00057 # define _GLIBCXX_DEBUG_ASSERT(_Condition) __glibcxx_assert(_Condition) 00058 00059 # ifdef _GLIBCXX_DEBUG_PEDANTIC 00060 # define _GLIBCXX_DEBUG_PEDASSERT(_Condition) _GLIBCXX_DEBUG_ASSERT(_Condition) 00061 # else 00062 # define _GLIBCXX_DEBUG_PEDASSERT(_Condition) 00063 # endif 00064 00065 # define _GLIBCXX_DEBUG_ONLY(_Statement) _Statement 00066 #endif 00067 00068 #endif // _GLIBCXX_DEBUG_ASSERTIONS