1 // Debugging support implementation -*- C++ -*-
2 
3 // Copyright (C) 2003-2020 Free Software Foundation, Inc.
4 //
5 // This file is part of the GNU ISO C++ Library.  This library is free
6 // software; you can redistribute it and/or modify it under the
7 // terms of the GNU General Public License as published by the
8 // Free Software Foundation; either version 3, or (at your option)
9 // any later version.
10 
11 // This library is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14 // GNU General Public License for more details.
15 
16 // Under Section 7 of GPL version 3, you are granted additional
17 // permissions described in the GCC Runtime Library Exception, version
18 // 3.1, as published by the Free Software Foundation.
19 
20 // You should have received a copy of the GNU General Public License and
21 // a copy of the GCC Runtime Library Exception along with this program;
22 // see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
23 // <http://www.gnu.org/licenses/>.
24 
25 /** @file debug/debug.h
26  *  This file is a GNU debug extension to the Standard C++ Library.
27  */
28 
29 #ifndef _GLIBCXX_DEBUG_MACRO_SWITCH_H
30 #define _GLIBCXX_DEBUG_MACRO_SWITCH_H 1
31 
32 /** Macros and namespaces used by the implementation outside of debug
33  *  wrappers to verify certain properties. The __glibcxx_requires_xxx
34  *  macros are merely wrappers around the __glibcxx_check_xxx wrappers
35  *  when we are compiling with debug mode, but disappear when we are
36  *  in release mode so that there is no checking performed in, e.g.,
37  *  the standard library algorithms.
38 */
39 
40 #include <debug/assertions.h>
41 
42 // Debug mode namespaces.
43 
44 /**
45  * @namespace std::__debug
46  * @brief GNU debug code, replaces standard behavior with debug behavior.
47  */
48 namespace std
49 {
50   namespace __debug { }
51 }
52 
53 /** @namespace __gnu_debug
54  *  @brief GNU debug classes for public use.
55 */
56 namespace __gnu_debug
57 {
58   using namespace std::__debug;
59 
60   template<typename _Ite, typename _Seq, typename _Cat>
61     struct _Safe_iterator;
62 }
63 
64 #ifndef _GLIBCXX_DEBUG
65 
66 # define __glibcxx_requires_cond(_Cond,_Msg)
67 # define __glibcxx_requires_valid_range(_First,_Last)
68 # define __glibcxx_requires_can_increment(_First,_Size)
69 # define __glibcxx_requires_can_increment_range(_First1,_Last1,_First2)
70 # define __glibcxx_requires_can_decrement_range(_First1,_Last1,_First2)
71 # define __glibcxx_requires_sorted(_First,_Last)
72 # define __glibcxx_requires_sorted_pred(_First,_Last,_Pred)
73 # define __glibcxx_requires_sorted_set(_First1,_Last1,_First2)
74 # define __glibcxx_requires_sorted_set_pred(_First1,_Last1,_First2,_Pred)
75 # define __glibcxx_requires_partitioned_lower(_First,_Last,_Value)
76 # define __glibcxx_requires_partitioned_upper(_First,_Last,_Value)
77 # define __glibcxx_requires_partitioned_lower_pred(_First,_Last,_Value,_Pred)
78 # define __glibcxx_requires_partitioned_upper_pred(_First,_Last,_Value,_Pred)
79 # define __glibcxx_requires_heap(_First,_Last)
80 # define __glibcxx_requires_heap_pred(_First,_Last,_Pred)
81 # define __glibcxx_requires_string(_String)
82 # define __glibcxx_requires_string_len(_String,_Len)
83 # define __glibcxx_requires_irreflexive(_First,_Last)
84 # define __glibcxx_requires_irreflexive2(_First,_Last)
85 # define __glibcxx_requires_irreflexive_pred(_First,_Last,_Pred)
86 # define __glibcxx_requires_irreflexive_pred2(_First,_Last,_Pred)
87 
88 #else
89 
90 # include <debug/macros.h>
91 
92 # define __glibcxx_requires_cond(_Cond,_Msg) _GLIBCXX_DEBUG_VERIFY(_Cond,_Msg)
93 # define __glibcxx_requires_valid_range(_First,_Last)	\
94   __glibcxx_check_valid_range(_First,_Last)
95 # define __glibcxx_requires_can_increment(_First,_Size)	\
96   __glibcxx_check_can_increment(_First,_Size)
97 # define __glibcxx_requires_can_increment_range(_First1,_Last1,_First2)	\
98   __glibcxx_check_can_increment_range(_First1,_Last1,_First2)
99 # define __glibcxx_requires_can_decrement_range(_First1,_Last1,_First2)	\
100   __glibcxx_check_can_decrement_range(_First1,_Last1,_First2)
101 # define __glibcxx_requires_sorted(_First,_Last)	\
102   __glibcxx_check_sorted(_First,_Last)
103 # define __glibcxx_requires_sorted_pred(_First,_Last,_Pred)	\
104   __glibcxx_check_sorted_pred(_First,_Last,_Pred)
105 # define __glibcxx_requires_sorted_set(_First1,_Last1,_First2)	\
106   __glibcxx_check_sorted_set(_First1,_Last1,_First2)
107 # define __glibcxx_requires_sorted_set_pred(_First1,_Last1,_First2,_Pred) \
108   __glibcxx_check_sorted_set_pred(_First1,_Last1,_First2,_Pred)
109 # define __glibcxx_requires_partitioned_lower(_First,_Last,_Value)	\
110   __glibcxx_check_partitioned_lower(_First,_Last,_Value)
111 # define __glibcxx_requires_partitioned_upper(_First,_Last,_Value)	\
112   __glibcxx_check_partitioned_upper(_First,_Last,_Value)
113 # define __glibcxx_requires_partitioned_lower_pred(_First,_Last,_Value,_Pred) \
114   __glibcxx_check_partitioned_lower_pred(_First,_Last,_Value,_Pred)
115 # define __glibcxx_requires_partitioned_upper_pred(_First,_Last,_Value,_Pred) \
116   __glibcxx_check_partitioned_upper_pred(_First,_Last,_Value,_Pred)
117 # define __glibcxx_requires_heap(_First,_Last)	\
118   __glibcxx_check_heap(_First,_Last)
119 # define __glibcxx_requires_heap_pred(_First,_Last,_Pred)	\
120   __glibcxx_check_heap_pred(_First,_Last,_Pred)
121 # define __glibcxx_requires_string(_String) __glibcxx_check_string(_String)
122 # define __glibcxx_requires_string_len(_String,_Len)	\
123   __glibcxx_check_string_len(_String,_Len)
124 # define __glibcxx_requires_irreflexive(_First,_Last)	\
125   __glibcxx_check_irreflexive(_First,_Last)
126 # define __glibcxx_requires_irreflexive2(_First,_Last)	\
127   __glibcxx_check_irreflexive2(_First,_Last)
128 # define __glibcxx_requires_irreflexive_pred(_First,_Last,_Pred)	\
129   __glibcxx_check_irreflexive_pred(_First,_Last,_Pred)
130 # define __glibcxx_requires_irreflexive_pred2(_First,_Last,_Pred)	\
131   __glibcxx_check_irreflexive_pred2(_First,_Last,_Pred)
132 
133 # include <debug/functions.h>
134 
135 #endif
136 
137 #endif // _GLIBCXX_DEBUG_MACRO_SWITCH_H
138