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// Copyright (C) 2004 Free Software Foundation, Inc.
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//
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// This file is part of the GNU ISO C++ Library. This library is free
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// software; you can redistribute it and/or modify it under the
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// terms of the GNU General Public License as published by the
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// Free Software Foundation; either version 2, or (at your option)
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// any later version.
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License along
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// with this library; see the file COPYING. If not, write to the Free
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// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
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// USA.
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// As a special exception, you may use this file as part of a free software
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// library without restriction. Specifically, if other files instantiate
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// templates or use macros or inline functions from this file, or you compile
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// this file and link it with other files to produce an executable, this
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// file does not by itself cause the resulting executable to be covered by
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// the GNU General Public License. This exception does not however
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// invalidate any other reasons why the executable file might be covered by
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// the GNU General Public License.
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// (C) Copyright Jeremy Siek 2000. Permission to copy, use, modify,
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// sell and distribute this software is granted provided this
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// copyright notice appears in all copies. This software is provided
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// "as is" without express or implied warranty, and with no claim as
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// to its suitability for any purpose.
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//
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// GCC Note: based on version 1.12.0 of the Boost library.
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/** @file boost_concept_check.h
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* This is an internal header file, included by other library headers.
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* You should not attempt to use it directly.
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*/
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#ifndef _BOOST_CONCEPT_CHECK_H
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#define _BOOST_CONCEPT_CHECK_H 1
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#pragma GCC system_header
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#include <cstddef> // for ptrdiff_t, used next
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#include <bits/stl_iterator_base_types.h> // for traits and tags
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#include <utility> // for pair<>
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namespace __gnu_cxx
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{
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#define _IsUnused __attribute__ ((__unused__))
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// When the C-C code is in use, we would like this function to do as little
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// as possible at runtime, use as few resources as possible, and hopefully
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// be elided out of existence... hmmm.
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template <class _Concept>
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inline void __function_requires()
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{
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void (_Concept::*__x)() _IsUnused = &_Concept::__constraints;
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}
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// No definition: if this is referenced, there's a problem with
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// the instantiating type not being one of the required integer types.
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// Unfortunately, this results in a link-time error, not a compile-time error.
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void __error_type_must_be_an_integer_type();
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void __error_type_must_be_an_unsigned_integer_type();
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void __error_type_must_be_a_signed_integer_type();
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// ??? Should the "concept_checking*" structs begin with more than _ ?
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#define _GLIBCXX_CLASS_REQUIRES(_type_var, _ns, _concept) \
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typedef void (_ns::_concept <_type_var>::* _func##_type_var##_concept)(); \
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template <_func##_type_var##_concept _Tp1> \
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struct _concept_checking##_type_var##_concept { }; \
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typedef _concept_checking##_type_var##_concept< \
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&_ns::_concept <_type_var>::__constraints> \
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_concept_checking_typedef##_type_var##_concept
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#define _GLIBCXX_CLASS_REQUIRES2(_type_var1, _type_var2, _ns, _concept) \
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typedef void (_ns::_concept <_type_var1,_type_var2>::* _func##_type_var1##_type_var2##_concept)(); \
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template <_func##_type_var1##_type_var2##_concept _Tp1> \
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struct _concept_checking##_type_var1##_type_var2##_concept { }; \
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typedef _concept_checking##_type_var1##_type_var2##_concept< \
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&_ns::_concept <_type_var1,_type_var2>::__constraints> \
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_concept_checking_typedef##_type_var1##_type_var2##_concept
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#define _GLIBCXX_CLASS_REQUIRES3(_type_var1, _type_var2, _type_var3, _ns, _concept) \
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typedef void (_ns::_concept <_type_var1,_type_var2,_type_var3>::* _func##_type_var1##_type_var2##_type_var3##_concept)(); \
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template <_func##_type_var1##_type_var2##_type_var3##_concept _Tp1> \
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struct _concept_checking##_type_var1##_type_var2##_type_var3##_concept { }; \
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typedef _concept_checking##_type_var1##_type_var2##_type_var3##_concept< \
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&_ns::_concept <_type_var1,_type_var2,_type_var3>::__constraints> \
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_concept_checking_typedef##_type_var1##_type_var2##_type_var3##_concept
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#define _GLIBCXX_CLASS_REQUIRES4(_type_var1, _type_var2, _type_var3, _type_var4, _ns, _concept) \
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typedef void (_ns::_concept <_type_var1,_type_var2,_type_var3,_type_var4>::* _func##_type_var1##_type_var2##_type_var3##_type_var4##_concept)(); \
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template <_func##_type_var1##_type_var2##_type_var3##_type_var4##_concept _Tp1> \
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struct _concept_checking##_type_var1##_type_var2##_type_var3##_type_var4##_concept { }; \
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typedef _concept_checking##_type_var1##_type_var2##_type_var3##_type_var4##_concept< \
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&_ns::_concept <_type_var1,_type_var2,_type_var3,_type_var4>::__constraints> \
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_concept_checking_typedef##_type_var1##_type_var2##_type_var3##_type_var4##_concept
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template <class _Tp1, class _Tp2>
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struct _Aux_require_same { };
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template <class _Tp>
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struct _Aux_require_same<_Tp,_Tp> { typedef _Tp _Type; };
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template <class _Tp1, class _Tp2>
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struct _SameTypeConcept
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{
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void __constraints() {
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typedef typename _Aux_require_same<_Tp1, _Tp2>::_Type _Required;
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}
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};
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template <class _Tp>
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struct _IntegerConcept {
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void __constraints() {
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__error_type_must_be_an_integer_type();
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}
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};
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template <> struct _IntegerConcept<short> { void __constraints() {} };
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template <> struct _IntegerConcept<unsigned short> { void __constraints(){} };
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template <> struct _IntegerConcept<int> { void __constraints() {} };
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template <> struct _IntegerConcept<unsigned int> { void __constraints() {} };
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template <> struct _IntegerConcept<long> { void __constraints() {} };
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template <> struct _IntegerConcept<unsigned long> { void __constraints() {} };
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template <> struct _IntegerConcept<long long> { void __constraints() {} };
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template <> struct _IntegerConcept<unsigned long long>
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{ void __constraints() {} };
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template <class _Tp>
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struct _SignedIntegerConcept {
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void __constraints() {
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__error_type_must_be_a_signed_integer_type();
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}
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};
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template <> struct _SignedIntegerConcept<short> { void __constraints() {} };
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template <> struct _SignedIntegerConcept<int> { void __constraints() {} };
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template <> struct _SignedIntegerConcept<long> { void __constraints() {} };
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template <> struct _SignedIntegerConcept<long long> { void __constraints(){}};
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template <class _Tp>
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struct _UnsignedIntegerConcept {
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void __constraints() {
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__error_type_must_be_an_unsigned_integer_type();
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}
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};
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template <> struct _UnsignedIntegerConcept<unsigned short>
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{ void __constraints() {} };
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template <> struct _UnsignedIntegerConcept<unsigned int>
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{ void __constraints() {} };
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template <> struct _UnsignedIntegerConcept<unsigned long>
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{ void __constraints() {} };
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template <> struct _UnsignedIntegerConcept<unsigned long long>
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{ void __constraints() {} };
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//===========================================================================
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// Basic Concepts
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template <class _Tp>
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struct _DefaultConstructibleConcept
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{
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void __constraints() {
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_Tp __a _IsUnused; // require default constructor
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}
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};
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template <class _Tp>
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struct _AssignableConcept
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{
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void __constraints() {
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__a = __a; // require assignment operator
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__const_constraints(__a);
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}
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void __const_constraints(const _Tp& __b) {
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__a = __b; // const required for argument to assignment
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}
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_Tp __a;
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// possibly should be "Tp* a;" and then dereference "a" in constraint
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// functions? present way would require a default ctor, i think...
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};
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template <class _Tp>
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struct _CopyConstructibleConcept
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{
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void __constraints() {
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_Tp __a(__b); // require copy constructor
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_Tp* __ptr _IsUnused = &__a; // require address of operator
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__const_constraints(__a);
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}
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void __const_constraints(const _Tp& __a) {
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_Tp __c _IsUnused(__a); // require const copy constructor
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const _Tp* __ptr _IsUnused = &__a; // require const address of operator
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}
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_Tp __b;
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};
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// The SGI STL version of Assignable requires copy constructor and operator=
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template <class _Tp>
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struct _SGIAssignableConcept
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{
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void __constraints() {
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_Tp __b _IsUnused(__a);
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__a = __a; // require assignment operator
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__const_constraints(__a);
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}
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void __const_constraints(const _Tp& __b) {
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_Tp __c _IsUnused(__b);
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__a = __b; // const required for argument to assignment
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}
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_Tp __a;
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};
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template <class _From, class _To>
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struct _ConvertibleConcept
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{
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void __constraints() {
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_To __y _IsUnused = __x;
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}
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_From __x;
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};
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// The C++ standard requirements for many concepts talk about return
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// types that must be "convertible to bool". The problem with this
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// requirement is that it leaves the door open for evil proxies that
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// define things like operator|| with strange return types. Two
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// possible solutions are:
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// 1) require the return type to be exactly bool
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// 2) stay with convertible to bool, and also
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// specify stuff about all the logical operators.
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// For now we just test for convertible to bool.
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template <class _Tp>
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void __aux_require_boolean_expr(const _Tp& __t) {
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bool __x _IsUnused = __t;
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}
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// FIXME
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template <class _Tp>
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struct _EqualityComparableConcept
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{
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void __constraints() {
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__aux_require_boolean_expr(__a == __b);
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}
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_Tp __a, __b;
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};
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template <class _Tp>
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struct _LessThanComparableConcept
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{
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void __constraints() {
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__aux_require_boolean_expr(__a < __b);
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}
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_Tp __a, __b;
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};
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// This is equivalent to SGI STL's LessThanComparable.
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template <class _Tp>
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struct _ComparableConcept
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{
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void __constraints() {
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__aux_require_boolean_expr(__a < __b);
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__aux_require_boolean_expr(__a > __b);
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__aux_require_boolean_expr(__a <= __b);
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__aux_require_boolean_expr(__a >= __b);
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}
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_Tp __a, __b;
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};
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#define _GLIBCXX_DEFINE_BINARY_PREDICATE_OP_CONSTRAINT(_OP,_NAME) \
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template <class _First, class _Second> \
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struct _NAME { \
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void __constraints() { (void)__constraints_(); } \
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bool __constraints_() { \
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return __a _OP __b; \
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} \
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_First __a; \
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_Second __b; \
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}
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#define _GLIBCXX_DEFINE_BINARY_OPERATOR_CONSTRAINT(_OP,_NAME) \
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template <class _Ret, class _First, class _Second> \
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struct _NAME { \
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void __constraints() { (void)__constraints_(); } \
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_Ret __constraints_() { \
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return __a _OP __b; \
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} \
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_First __a; \
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_Second __b; \
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}
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_GLIBCXX_DEFINE_BINARY_PREDICATE_OP_CONSTRAINT(==, _EqualOpConcept);
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_GLIBCXX_DEFINE_BINARY_PREDICATE_OP_CONSTRAINT(!=, _NotEqualOpConcept);
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_GLIBCXX_DEFINE_BINARY_PREDICATE_OP_CONSTRAINT(<, _LessThanOpConcept);
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_GLIBCXX_DEFINE_BINARY_PREDICATE_OP_CONSTRAINT(<=, _LessEqualOpConcept);
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_GLIBCXX_DEFINE_BINARY_PREDICATE_OP_CONSTRAINT(>, _GreaterThanOpConcept);
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_GLIBCXX_DEFINE_BINARY_PREDICATE_OP_CONSTRAINT(>=, _GreaterEqualOpConcept);
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_GLIBCXX_DEFINE_BINARY_OPERATOR_CONSTRAINT(+, _PlusOpConcept);
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_GLIBCXX_DEFINE_BINARY_OPERATOR_CONSTRAINT(*, _TimesOpConcept);
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_GLIBCXX_DEFINE_BINARY_OPERATOR_CONSTRAINT(/, _DivideOpConcept);
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_GLIBCXX_DEFINE_BINARY_OPERATOR_CONSTRAINT(-, _SubtractOpConcept);
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_GLIBCXX_DEFINE_BINARY_OPERATOR_CONSTRAINT(%, _ModOpConcept);
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#undef _GLIBCXX_DEFINE_BINARY_PREDICATE_OP_CONSTRAINT
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#undef _GLIBCXX_DEFINE_BINARY_OPERATOR_CONSTRAINT
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//===========================================================================
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// Function Object Concepts
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template <class _Func, class _Return>
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struct _GeneratorConcept
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{
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void __constraints() {
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const _Return& __r _IsUnused = __f();// require operator() member function
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}
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_Func __f;
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};
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325 |
|
|
template <class _Func>
|
326 |
|
|
struct _GeneratorConcept<_Func,void>
|
327 |
|
|
{
|
328 |
|
|
void __constraints() {
|
329 |
|
|
__f(); // require operator() member function
|
330 |
|
|
}
|
331 |
|
|
_Func __f;
|
332 |
|
|
};
|
333 |
|
|
|
334 |
|
|
template <class _Func, class _Return, class _Arg>
|
335 |
|
|
struct _UnaryFunctionConcept
|
336 |
|
|
{
|
337 |
|
|
void __constraints() {
|
338 |
|
|
__r = __f(__arg); // require operator()
|
339 |
|
|
}
|
340 |
|
|
_Func __f;
|
341 |
|
|
_Arg __arg;
|
342 |
|
|
_Return __r;
|
343 |
|
|
};
|
344 |
|
|
|
345 |
|
|
template <class _Func, class _Arg>
|
346 |
|
|
struct _UnaryFunctionConcept<_Func, void, _Arg> {
|
347 |
|
|
void __constraints() {
|
348 |
|
|
__f(__arg); // require operator()
|
349 |
|
|
}
|
350 |
|
|
_Func __f;
|
351 |
|
|
_Arg __arg;
|
352 |
|
|
};
|
353 |
|
|
|
354 |
|
|
template <class _Func, class _Return, class _First, class _Second>
|
355 |
|
|
struct _BinaryFunctionConcept
|
356 |
|
|
{
|
357 |
|
|
void __constraints() {
|
358 |
|
|
__r = __f(__first, __second); // require operator()
|
359 |
|
|
}
|
360 |
|
|
_Func __f;
|
361 |
|
|
_First __first;
|
362 |
|
|
_Second __second;
|
363 |
|
|
_Return __r;
|
364 |
|
|
};
|
365 |
|
|
|
366 |
|
|
template <class _Func, class _First, class _Second>
|
367 |
|
|
struct _BinaryFunctionConcept<_Func, void, _First, _Second>
|
368 |
|
|
{
|
369 |
|
|
void __constraints() {
|
370 |
|
|
__f(__first, __second); // require operator()
|
371 |
|
|
}
|
372 |
|
|
_Func __f;
|
373 |
|
|
_First __first;
|
374 |
|
|
_Second __second;
|
375 |
|
|
};
|
376 |
|
|
|
377 |
|
|
template <class _Func, class _Arg>
|
378 |
|
|
struct _UnaryPredicateConcept
|
379 |
|
|
{
|
380 |
|
|
void __constraints() {
|
381 |
|
|
__aux_require_boolean_expr(__f(__arg)); // require op() returning bool
|
382 |
|
|
}
|
383 |
|
|
_Func __f;
|
384 |
|
|
_Arg __arg;
|
385 |
|
|
};
|
386 |
|
|
|
387 |
|
|
template <class _Func, class _First, class _Second>
|
388 |
|
|
struct _BinaryPredicateConcept
|
389 |
|
|
{
|
390 |
|
|
void __constraints() {
|
391 |
|
|
__aux_require_boolean_expr(__f(__a, __b)); // require op() returning bool
|
392 |
|
|
}
|
393 |
|
|
_Func __f;
|
394 |
|
|
_First __a;
|
395 |
|
|
_Second __b;
|
396 |
|
|
};
|
397 |
|
|
|
398 |
|
|
// use this when functor is used inside a container class like std::set
|
399 |
|
|
template <class _Func, class _First, class _Second>
|
400 |
|
|
struct _Const_BinaryPredicateConcept {
|
401 |
|
|
void __constraints() {
|
402 |
|
|
__const_constraints(__f);
|
403 |
|
|
}
|
404 |
|
|
void __const_constraints(const _Func& __fun) {
|
405 |
|
|
__function_requires<_BinaryPredicateConcept<_Func, _First, _Second> >();
|
406 |
|
|
// operator() must be a const member function
|
407 |
|
|
__aux_require_boolean_expr(__fun(__a, __b));
|
408 |
|
|
}
|
409 |
|
|
_Func __f;
|
410 |
|
|
_First __a;
|
411 |
|
|
_Second __b;
|
412 |
|
|
};
|
413 |
|
|
|
414 |
|
|
//===========================================================================
|
415 |
|
|
// Iterator Concepts
|
416 |
|
|
|
417 |
|
|
template <class _Tp>
|
418 |
|
|
struct _TrivialIteratorConcept
|
419 |
|
|
{
|
420 |
|
|
void __constraints() {
|
421 |
|
|
// __function_requires< _DefaultConstructibleConcept<_Tp> >();
|
422 |
|
|
__function_requires< _AssignableConcept<_Tp> >();
|
423 |
|
|
__function_requires< _EqualityComparableConcept<_Tp> >();
|
424 |
|
|
// typedef typename std::iterator_traits<_Tp>::value_type _V;
|
425 |
|
|
(void)*__i; // require dereference operator
|
426 |
|
|
}
|
427 |
|
|
_Tp __i;
|
428 |
|
|
};
|
429 |
|
|
|
430 |
|
|
template <class _Tp>
|
431 |
|
|
struct _Mutable_TrivialIteratorConcept
|
432 |
|
|
{
|
433 |
|
|
void __constraints() {
|
434 |
|
|
__function_requires< _TrivialIteratorConcept<_Tp> >();
|
435 |
|
|
*__i = *__j; // require dereference and assignment
|
436 |
|
|
}
|
437 |
|
|
_Tp __i, __j;
|
438 |
|
|
};
|
439 |
|
|
|
440 |
|
|
template <class _Tp>
|
441 |
|
|
struct _InputIteratorConcept
|
442 |
|
|
{
|
443 |
|
|
void __constraints() {
|
444 |
|
|
__function_requires< _TrivialIteratorConcept<_Tp> >();
|
445 |
|
|
// require iterator_traits typedef's
|
446 |
|
|
typedef typename std::iterator_traits<_Tp>::difference_type _Diff;
|
447 |
|
|
// __function_requires< _SignedIntegerConcept<_Diff> >();
|
448 |
|
|
typedef typename std::iterator_traits<_Tp>::reference _Ref;
|
449 |
|
|
typedef typename std::iterator_traits<_Tp>::pointer _Pt;
|
450 |
|
|
typedef typename std::iterator_traits<_Tp>::iterator_category _Cat;
|
451 |
|
|
__function_requires< _ConvertibleConcept<
|
452 |
|
|
typename std::iterator_traits<_Tp>::iterator_category,
|
453 |
|
|
std::input_iterator_tag> >();
|
454 |
|
|
++__i; // require preincrement operator
|
455 |
|
|
__i++; // require postincrement operator
|
456 |
|
|
}
|
457 |
|
|
_Tp __i;
|
458 |
|
|
};
|
459 |
|
|
|
460 |
|
|
template <class _Tp, class _ValueT>
|
461 |
|
|
struct _OutputIteratorConcept
|
462 |
|
|
{
|
463 |
|
|
void __constraints() {
|
464 |
|
|
__function_requires< _AssignableConcept<_Tp> >();
|
465 |
|
|
++__i; // require preincrement operator
|
466 |
|
|
__i++; // require postincrement operator
|
467 |
|
|
*__i++ = __t; // require postincrement and assignment
|
468 |
|
|
}
|
469 |
|
|
_Tp __i;
|
470 |
|
|
_ValueT __t;
|
471 |
|
|
};
|
472 |
|
|
|
473 |
|
|
template <class _Tp>
|
474 |
|
|
struct _ForwardIteratorConcept
|
475 |
|
|
{
|
476 |
|
|
void __constraints() {
|
477 |
|
|
__function_requires< _InputIteratorConcept<_Tp> >();
|
478 |
|
|
__function_requires< _DefaultConstructibleConcept<_Tp> >();
|
479 |
|
|
__function_requires< _ConvertibleConcept<
|
480 |
|
|
typename std::iterator_traits<_Tp>::iterator_category,
|
481 |
|
|
std::forward_iterator_tag> >();
|
482 |
|
|
typedef typename std::iterator_traits<_Tp>::reference _Ref;
|
483 |
|
|
_Ref __r _IsUnused = *__i;
|
484 |
|
|
}
|
485 |
|
|
_Tp __i;
|
486 |
|
|
};
|
487 |
|
|
|
488 |
|
|
template <class _Tp>
|
489 |
|
|
struct _Mutable_ForwardIteratorConcept
|
490 |
|
|
{
|
491 |
|
|
void __constraints() {
|
492 |
|
|
__function_requires< _ForwardIteratorConcept<_Tp> >();
|
493 |
|
|
*__i++ = *__i; // require postincrement and assignment
|
494 |
|
|
}
|
495 |
|
|
_Tp __i;
|
496 |
|
|
};
|
497 |
|
|
|
498 |
|
|
template <class _Tp>
|
499 |
|
|
struct _BidirectionalIteratorConcept
|
500 |
|
|
{
|
501 |
|
|
void __constraints() {
|
502 |
|
|
__function_requires< _ForwardIteratorConcept<_Tp> >();
|
503 |
|
|
__function_requires< _ConvertibleConcept<
|
504 |
|
|
typename std::iterator_traits<_Tp>::iterator_category,
|
505 |
|
|
std::bidirectional_iterator_tag> >();
|
506 |
|
|
--__i; // require predecrement operator
|
507 |
|
|
__i--; // require postdecrement operator
|
508 |
|
|
}
|
509 |
|
|
_Tp __i;
|
510 |
|
|
};
|
511 |
|
|
|
512 |
|
|
template <class _Tp>
|
513 |
|
|
struct _Mutable_BidirectionalIteratorConcept
|
514 |
|
|
{
|
515 |
|
|
void __constraints() {
|
516 |
|
|
__function_requires< _BidirectionalIteratorConcept<_Tp> >();
|
517 |
|
|
__function_requires< _Mutable_ForwardIteratorConcept<_Tp> >();
|
518 |
|
|
*__i-- = *__i; // require postdecrement and assignment
|
519 |
|
|
}
|
520 |
|
|
_Tp __i;
|
521 |
|
|
};
|
522 |
|
|
|
523 |
|
|
|
524 |
|
|
template <class _Tp>
|
525 |
|
|
struct _RandomAccessIteratorConcept
|
526 |
|
|
{
|
527 |
|
|
void __constraints() {
|
528 |
|
|
__function_requires< _BidirectionalIteratorConcept<_Tp> >();
|
529 |
|
|
__function_requires< _ComparableConcept<_Tp> >();
|
530 |
|
|
__function_requires< _ConvertibleConcept<
|
531 |
|
|
typename std::iterator_traits<_Tp>::iterator_category,
|
532 |
|
|
std::random_access_iterator_tag> >();
|
533 |
|
|
// ??? We don't use _Ref, are we just checking for "referenceability"?
|
534 |
|
|
typedef typename std::iterator_traits<_Tp>::reference _Ref;
|
535 |
|
|
|
536 |
|
|
__i += __n; // require assignment addition operator
|
537 |
|
|
__i = __i + __n; __i = __n + __i; // require addition with difference type
|
538 |
|
|
__i -= __n; // require assignment subtraction op
|
539 |
|
|
__i = __i - __n; // require subtraction with
|
540 |
|
|
// difference type
|
541 |
|
|
__n = __i - __j; // require difference operator
|
542 |
|
|
(void)__i[__n]; // require element access operator
|
543 |
|
|
}
|
544 |
|
|
_Tp __a, __b;
|
545 |
|
|
_Tp __i, __j;
|
546 |
|
|
typename std::iterator_traits<_Tp>::difference_type __n;
|
547 |
|
|
};
|
548 |
|
|
|
549 |
|
|
template <class _Tp>
|
550 |
|
|
struct _Mutable_RandomAccessIteratorConcept
|
551 |
|
|
{
|
552 |
|
|
void __constraints() {
|
553 |
|
|
__function_requires< _RandomAccessIteratorConcept<_Tp> >();
|
554 |
|
|
__function_requires< _Mutable_BidirectionalIteratorConcept<_Tp> >();
|
555 |
|
|
__i[__n] = *__i; // require element access and assignment
|
556 |
|
|
}
|
557 |
|
|
_Tp __i;
|
558 |
|
|
typename std::iterator_traits<_Tp>::difference_type __n;
|
559 |
|
|
};
|
560 |
|
|
|
561 |
|
|
//===========================================================================
|
562 |
|
|
// Container Concepts
|
563 |
|
|
|
564 |
|
|
template <class _Container>
|
565 |
|
|
struct _ContainerConcept
|
566 |
|
|
{
|
567 |
|
|
typedef typename _Container::value_type _Value_type;
|
568 |
|
|
typedef typename _Container::difference_type _Difference_type;
|
569 |
|
|
typedef typename _Container::size_type _Size_type;
|
570 |
|
|
typedef typename _Container::const_reference _Const_reference;
|
571 |
|
|
typedef typename _Container::const_pointer _Const_pointer;
|
572 |
|
|
typedef typename _Container::const_iterator _Const_iterator;
|
573 |
|
|
|
574 |
|
|
void __constraints() {
|
575 |
|
|
__function_requires< _InputIteratorConcept<_Const_iterator> >();
|
576 |
|
|
__function_requires< _AssignableConcept<_Container> >();
|
577 |
|
|
const _Container __c;
|
578 |
|
|
__i = __c.begin();
|
579 |
|
|
__i = __c.end();
|
580 |
|
|
__n = __c.size();
|
581 |
|
|
__n = __c.max_size();
|
582 |
|
|
__b = __c.empty();
|
583 |
|
|
}
|
584 |
|
|
bool __b;
|
585 |
|
|
_Const_iterator __i;
|
586 |
|
|
_Size_type __n;
|
587 |
|
|
};
|
588 |
|
|
|
589 |
|
|
template <class _Container>
|
590 |
|
|
struct _Mutable_ContainerConcept
|
591 |
|
|
{
|
592 |
|
|
typedef typename _Container::value_type _Value_type;
|
593 |
|
|
typedef typename _Container::reference _Reference;
|
594 |
|
|
typedef typename _Container::iterator _Iterator;
|
595 |
|
|
typedef typename _Container::pointer _Pointer;
|
596 |
|
|
|
597 |
|
|
void __constraints() {
|
598 |
|
|
__function_requires< _ContainerConcept<_Container> >();
|
599 |
|
|
__function_requires< _AssignableConcept<_Value_type> >();
|
600 |
|
|
__function_requires< _InputIteratorConcept<_Iterator> >();
|
601 |
|
|
|
602 |
|
|
__i = __c.begin();
|
603 |
|
|
__i = __c.end();
|
604 |
|
|
__c.swap(__c2);
|
605 |
|
|
}
|
606 |
|
|
_Iterator __i;
|
607 |
|
|
_Container __c, __c2;
|
608 |
|
|
};
|
609 |
|
|
|
610 |
|
|
template <class _ForwardContainer>
|
611 |
|
|
struct _ForwardContainerConcept
|
612 |
|
|
{
|
613 |
|
|
void __constraints() {
|
614 |
|
|
__function_requires< _ContainerConcept<_ForwardContainer> >();
|
615 |
|
|
typedef typename _ForwardContainer::const_iterator _Const_iterator;
|
616 |
|
|
__function_requires< _ForwardIteratorConcept<_Const_iterator> >();
|
617 |
|
|
}
|
618 |
|
|
};
|
619 |
|
|
|
620 |
|
|
template <class _ForwardContainer>
|
621 |
|
|
struct _Mutable_ForwardContainerConcept
|
622 |
|
|
{
|
623 |
|
|
void __constraints() {
|
624 |
|
|
__function_requires< _ForwardContainerConcept<_ForwardContainer> >();
|
625 |
|
|
__function_requires< _Mutable_ContainerConcept<_ForwardContainer> >();
|
626 |
|
|
typedef typename _ForwardContainer::iterator _Iterator;
|
627 |
|
|
__function_requires< _Mutable_ForwardIteratorConcept<_Iterator> >();
|
628 |
|
|
}
|
629 |
|
|
};
|
630 |
|
|
|
631 |
|
|
template <class _ReversibleContainer>
|
632 |
|
|
struct _ReversibleContainerConcept
|
633 |
|
|
{
|
634 |
|
|
typedef typename _ReversibleContainer::const_iterator _Const_iterator;
|
635 |
|
|
typedef typename _ReversibleContainer::const_reverse_iterator
|
636 |
|
|
_Const_reverse_iterator;
|
637 |
|
|
|
638 |
|
|
void __constraints() {
|
639 |
|
|
__function_requires< _ForwardContainerConcept<_ReversibleContainer> >();
|
640 |
|
|
__function_requires< _BidirectionalIteratorConcept<_Const_iterator> >();
|
641 |
|
|
__function_requires<
|
642 |
|
|
_BidirectionalIteratorConcept<_Const_reverse_iterator> >();
|
643 |
|
|
|
644 |
|
|
const _ReversibleContainer __c;
|
645 |
|
|
_Const_reverse_iterator __i = __c.rbegin();
|
646 |
|
|
__i = __c.rend();
|
647 |
|
|
}
|
648 |
|
|
};
|
649 |
|
|
|
650 |
|
|
template <class _ReversibleContainer>
|
651 |
|
|
struct _Mutable_ReversibleContainerConcept
|
652 |
|
|
{
|
653 |
|
|
typedef typename _ReversibleContainer::iterator _Iterator;
|
654 |
|
|
typedef typename _ReversibleContainer::reverse_iterator _Reverse_iterator;
|
655 |
|
|
|
656 |
|
|
void __constraints() {
|
657 |
|
|
__function_requires<_ReversibleContainerConcept<_ReversibleContainer> >();
|
658 |
|
|
__function_requires<
|
659 |
|
|
_Mutable_ForwardContainerConcept<_ReversibleContainer> >();
|
660 |
|
|
__function_requires<_Mutable_BidirectionalIteratorConcept<_Iterator> >();
|
661 |
|
|
__function_requires<
|
662 |
|
|
_Mutable_BidirectionalIteratorConcept<_Reverse_iterator> >();
|
663 |
|
|
|
664 |
|
|
_Reverse_iterator __i = __c.rbegin();
|
665 |
|
|
__i = __c.rend();
|
666 |
|
|
}
|
667 |
|
|
_ReversibleContainer __c;
|
668 |
|
|
};
|
669 |
|
|
|
670 |
|
|
template <class _RandomAccessContainer>
|
671 |
|
|
struct _RandomAccessContainerConcept
|
672 |
|
|
{
|
673 |
|
|
typedef typename _RandomAccessContainer::size_type _Size_type;
|
674 |
|
|
typedef typename _RandomAccessContainer::const_reference _Const_reference;
|
675 |
|
|
typedef typename _RandomAccessContainer::const_iterator _Const_iterator;
|
676 |
|
|
typedef typename _RandomAccessContainer::const_reverse_iterator
|
677 |
|
|
_Const_reverse_iterator;
|
678 |
|
|
|
679 |
|
|
void __constraints() {
|
680 |
|
|
__function_requires<
|
681 |
|
|
_ReversibleContainerConcept<_RandomAccessContainer> >();
|
682 |
|
|
__function_requires< _RandomAccessIteratorConcept<_Const_iterator> >();
|
683 |
|
|
__function_requires<
|
684 |
|
|
_RandomAccessIteratorConcept<_Const_reverse_iterator> >();
|
685 |
|
|
|
686 |
|
|
const _RandomAccessContainer __c;
|
687 |
|
|
_Const_reference __r _IsUnused = __c[__n];
|
688 |
|
|
}
|
689 |
|
|
_Size_type __n;
|
690 |
|
|
};
|
691 |
|
|
|
692 |
|
|
template <class _RandomAccessContainer>
|
693 |
|
|
struct _Mutable_RandomAccessContainerConcept
|
694 |
|
|
{
|
695 |
|
|
typedef typename _RandomAccessContainer::size_type _Size_type;
|
696 |
|
|
typedef typename _RandomAccessContainer::reference _Reference;
|
697 |
|
|
typedef typename _RandomAccessContainer::iterator _Iterator;
|
698 |
|
|
typedef typename _RandomAccessContainer::reverse_iterator _Reverse_iterator;
|
699 |
|
|
|
700 |
|
|
void __constraints() {
|
701 |
|
|
__function_requires<
|
702 |
|
|
_RandomAccessContainerConcept<_RandomAccessContainer> >();
|
703 |
|
|
__function_requires<
|
704 |
|
|
_Mutable_ReversibleContainerConcept<_RandomAccessContainer> >();
|
705 |
|
|
__function_requires< _Mutable_RandomAccessIteratorConcept<_Iterator> >();
|
706 |
|
|
__function_requires<
|
707 |
|
|
_Mutable_RandomAccessIteratorConcept<_Reverse_iterator> >();
|
708 |
|
|
|
709 |
|
|
_Reference __r _IsUnused = __c[__i];
|
710 |
|
|
}
|
711 |
|
|
_Size_type __i;
|
712 |
|
|
_RandomAccessContainer __c;
|
713 |
|
|
};
|
714 |
|
|
|
715 |
|
|
// A Sequence is inherently mutable
|
716 |
|
|
template <class _Sequence>
|
717 |
|
|
struct _SequenceConcept
|
718 |
|
|
{
|
719 |
|
|
typedef typename _Sequence::reference _Reference;
|
720 |
|
|
typedef typename _Sequence::const_reference _Const_reference;
|
721 |
|
|
|
722 |
|
|
void __constraints() {
|
723 |
|
|
// Matt Austern's book puts DefaultConstructible here, the C++
|
724 |
|
|
// standard places it in Container
|
725 |
|
|
// function_requires< DefaultConstructible<Sequence> >();
|
726 |
|
|
__function_requires< _Mutable_ForwardContainerConcept<_Sequence> >();
|
727 |
|
|
__function_requires< _DefaultConstructibleConcept<_Sequence> >();
|
728 |
|
|
|
729 |
|
|
_Sequence
|
730 |
|
|
__c _IsUnused(__n, __t),
|
731 |
|
|
__c2 _IsUnused(__first, __last);
|
732 |
|
|
|
733 |
|
|
__c.insert(__p, __t);
|
734 |
|
|
__c.insert(__p, __n, __t);
|
735 |
|
|
__c.insert(__p, __first, __last);
|
736 |
|
|
|
737 |
|
|
__c.erase(__p);
|
738 |
|
|
__c.erase(__p, __q);
|
739 |
|
|
|
740 |
|
|
_Reference __r _IsUnused = __c.front();
|
741 |
|
|
|
742 |
|
|
__const_constraints(__c);
|
743 |
|
|
}
|
744 |
|
|
void __const_constraints(const _Sequence& __c) {
|
745 |
|
|
_Const_reference __r _IsUnused = __c.front();
|
746 |
|
|
}
|
747 |
|
|
typename _Sequence::value_type __t;
|
748 |
|
|
typename _Sequence::size_type __n;
|
749 |
|
|
typename _Sequence::value_type *__first, *__last;
|
750 |
|
|
typename _Sequence::iterator __p, __q;
|
751 |
|
|
};
|
752 |
|
|
|
753 |
|
|
template <class _FrontInsertionSequence>
|
754 |
|
|
struct _FrontInsertionSequenceConcept
|
755 |
|
|
{
|
756 |
|
|
void __constraints() {
|
757 |
|
|
__function_requires< _SequenceConcept<_FrontInsertionSequence> >();
|
758 |
|
|
|
759 |
|
|
__c.push_front(__t);
|
760 |
|
|
__c.pop_front();
|
761 |
|
|
}
|
762 |
|
|
_FrontInsertionSequence __c;
|
763 |
|
|
typename _FrontInsertionSequence::value_type __t;
|
764 |
|
|
};
|
765 |
|
|
|
766 |
|
|
template <class _BackInsertionSequence>
|
767 |
|
|
struct _BackInsertionSequenceConcept
|
768 |
|
|
{
|
769 |
|
|
typedef typename _BackInsertionSequence::reference _Reference;
|
770 |
|
|
typedef typename _BackInsertionSequence::const_reference _Const_reference;
|
771 |
|
|
|
772 |
|
|
void __constraints() {
|
773 |
|
|
__function_requires< _SequenceConcept<_BackInsertionSequence> >();
|
774 |
|
|
|
775 |
|
|
__c.push_back(__t);
|
776 |
|
|
__c.pop_back();
|
777 |
|
|
_Reference __r _IsUnused = __c.back();
|
778 |
|
|
}
|
779 |
|
|
void __const_constraints(const _BackInsertionSequence& __c) {
|
780 |
|
|
_Const_reference __r _IsUnused = __c.back();
|
781 |
|
|
};
|
782 |
|
|
_BackInsertionSequence __c;
|
783 |
|
|
typename _BackInsertionSequence::value_type __t;
|
784 |
|
|
};
|
785 |
|
|
|
786 |
|
|
template <class _AssociativeContainer>
|
787 |
|
|
struct _AssociativeContainerConcept
|
788 |
|
|
{
|
789 |
|
|
void __constraints() {
|
790 |
|
|
__function_requires< _ForwardContainerConcept<_AssociativeContainer> >();
|
791 |
|
|
__function_requires<
|
792 |
|
|
_DefaultConstructibleConcept<_AssociativeContainer> >();
|
793 |
|
|
|
794 |
|
|
__i = __c.find(__k);
|
795 |
|
|
__r = __c.equal_range(__k);
|
796 |
|
|
__c.erase(__k);
|
797 |
|
|
__c.erase(__i);
|
798 |
|
|
__c.erase(__r.first, __r.second);
|
799 |
|
|
__const_constraints(__c);
|
800 |
|
|
}
|
801 |
|
|
void __const_constraints(const _AssociativeContainer& __c) {
|
802 |
|
|
__ci = __c.find(__k);
|
803 |
|
|
__n = __c.count(__k);
|
804 |
|
|
__cr = __c.equal_range(__k);
|
805 |
|
|
}
|
806 |
|
|
typedef typename _AssociativeContainer::iterator _Iterator;
|
807 |
|
|
typedef typename _AssociativeContainer::const_iterator _Const_iterator;
|
808 |
|
|
|
809 |
|
|
_AssociativeContainer __c;
|
810 |
|
|
_Iterator __i;
|
811 |
|
|
std::pair<_Iterator,_Iterator> __r;
|
812 |
|
|
_Const_iterator __ci;
|
813 |
|
|
std::pair<_Const_iterator,_Const_iterator> __cr;
|
814 |
|
|
typename _AssociativeContainer::key_type __k;
|
815 |
|
|
typename _AssociativeContainer::size_type __n;
|
816 |
|
|
};
|
817 |
|
|
|
818 |
|
|
template <class _UniqueAssociativeContainer>
|
819 |
|
|
struct _UniqueAssociativeContainerConcept
|
820 |
|
|
{
|
821 |
|
|
void __constraints() {
|
822 |
|
|
__function_requires<
|
823 |
|
|
_AssociativeContainerConcept<_UniqueAssociativeContainer> >();
|
824 |
|
|
|
825 |
|
|
_UniqueAssociativeContainer __c(__first, __last);
|
826 |
|
|
|
827 |
|
|
__pos_flag = __c.insert(__t);
|
828 |
|
|
__c.insert(__first, __last);
|
829 |
|
|
}
|
830 |
|
|
std::pair<typename _UniqueAssociativeContainer::iterator, bool> __pos_flag;
|
831 |
|
|
typename _UniqueAssociativeContainer::value_type __t;
|
832 |
|
|
typename _UniqueAssociativeContainer::value_type *__first, *__last;
|
833 |
|
|
};
|
834 |
|
|
|
835 |
|
|
template <class _MultipleAssociativeContainer>
|
836 |
|
|
struct _MultipleAssociativeContainerConcept
|
837 |
|
|
{
|
838 |
|
|
void __constraints() {
|
839 |
|
|
__function_requires<
|
840 |
|
|
_AssociativeContainerConcept<_MultipleAssociativeContainer> >();
|
841 |
|
|
|
842 |
|
|
_MultipleAssociativeContainer __c(__first, __last);
|
843 |
|
|
|
844 |
|
|
__pos = __c.insert(__t);
|
845 |
|
|
__c.insert(__first, __last);
|
846 |
|
|
|
847 |
|
|
}
|
848 |
|
|
typename _MultipleAssociativeContainer::iterator __pos;
|
849 |
|
|
typename _MultipleAssociativeContainer::value_type __t;
|
850 |
|
|
typename _MultipleAssociativeContainer::value_type *__first, *__last;
|
851 |
|
|
};
|
852 |
|
|
|
853 |
|
|
template <class _SimpleAssociativeContainer>
|
854 |
|
|
struct _SimpleAssociativeContainerConcept
|
855 |
|
|
{
|
856 |
|
|
void __constraints() {
|
857 |
|
|
__function_requires<
|
858 |
|
|
_AssociativeContainerConcept<_SimpleAssociativeContainer> >();
|
859 |
|
|
typedef typename _SimpleAssociativeContainer::key_type _Key_type;
|
860 |
|
|
typedef typename _SimpleAssociativeContainer::value_type _Value_type;
|
861 |
|
|
typedef typename _Aux_require_same<_Key_type, _Value_type>::_Type
|
862 |
|
|
_Required;
|
863 |
|
|
}
|
864 |
|
|
};
|
865 |
|
|
|
866 |
|
|
template <class _SimpleAssociativeContainer>
|
867 |
|
|
struct _PairAssociativeContainerConcept
|
868 |
|
|
{
|
869 |
|
|
void __constraints() {
|
870 |
|
|
__function_requires<
|
871 |
|
|
_AssociativeContainerConcept<_SimpleAssociativeContainer> >();
|
872 |
|
|
typedef typename _SimpleAssociativeContainer::key_type _Key_type;
|
873 |
|
|
typedef typename _SimpleAssociativeContainer::value_type _Value_type;
|
874 |
|
|
typedef typename _SimpleAssociativeContainer::mapped_type _Mapped_type;
|
875 |
|
|
typedef std::pair<const _Key_type, _Mapped_type> _Required_value_type;
|
876 |
|
|
typedef typename _Aux_require_same<_Value_type,
|
877 |
|
|
_Required_value_type>::_Type _Required;
|
878 |
|
|
}
|
879 |
|
|
};
|
880 |
|
|
|
881 |
|
|
template <class _SortedAssociativeContainer>
|
882 |
|
|
struct _SortedAssociativeContainerConcept
|
883 |
|
|
{
|
884 |
|
|
void __constraints() {
|
885 |
|
|
__function_requires<
|
886 |
|
|
_AssociativeContainerConcept<_SortedAssociativeContainer> >();
|
887 |
|
|
__function_requires<
|
888 |
|
|
_ReversibleContainerConcept<_SortedAssociativeContainer> >();
|
889 |
|
|
|
890 |
|
|
_SortedAssociativeContainer
|
891 |
|
|
__c _IsUnused(__kc),
|
892 |
|
|
__c2 _IsUnused(__first, __last),
|
893 |
|
|
__c3 _IsUnused(__first, __last, __kc);
|
894 |
|
|
|
895 |
|
|
__p = __c.upper_bound(__k);
|
896 |
|
|
__p = __c.lower_bound(__k);
|
897 |
|
|
__r = __c.equal_range(__k);
|
898 |
|
|
|
899 |
|
|
__c.insert(__p, __t);
|
900 |
|
|
}
|
901 |
|
|
void __const_constraints(const _SortedAssociativeContainer& __c) {
|
902 |
|
|
__kc = __c.key_comp();
|
903 |
|
|
__vc = __c.value_comp();
|
904 |
|
|
|
905 |
|
|
__cp = __c.upper_bound(__k);
|
906 |
|
|
__cp = __c.lower_bound(__k);
|
907 |
|
|
__cr = __c.equal_range(__k);
|
908 |
|
|
}
|
909 |
|
|
typename _SortedAssociativeContainer::key_compare __kc;
|
910 |
|
|
typename _SortedAssociativeContainer::value_compare __vc;
|
911 |
|
|
typename _SortedAssociativeContainer::value_type __t;
|
912 |
|
|
typename _SortedAssociativeContainer::key_type __k;
|
913 |
|
|
typedef typename _SortedAssociativeContainer::iterator _Iterator;
|
914 |
|
|
typedef typename _SortedAssociativeContainer::const_iterator
|
915 |
|
|
_Const_iterator;
|
916 |
|
|
|
917 |
|
|
_Iterator __p;
|
918 |
|
|
_Const_iterator __cp;
|
919 |
|
|
std::pair<_Iterator,_Iterator> __r;
|
920 |
|
|
std::pair<_Const_iterator,_Const_iterator> __cr;
|
921 |
|
|
typename _SortedAssociativeContainer::value_type *__first, *__last;
|
922 |
|
|
};
|
923 |
|
|
|
924 |
|
|
// HashedAssociativeContainer
|
925 |
|
|
|
926 |
|
|
} // namespace __gnu_cxx
|
927 |
|
|
|
928 |
|
|
#undef _IsUnused
|
929 |
|
|
|
930 |
|
|
#endif // _GLIBCXX_BOOST_CONCEPT_CHECK
|
931 |
|
|
|
932 |
|
|
|