2008-06-27 Paolo Carlini <paolo.carlini@oracle.com>
+ * include/bits/stl_algo.h (is_partitioned): Add in C++0x mode.
+ * include/bits/algorithmfwd.h: Add.
+ * testsuite/25_algorithms/headers/algorithm/synopsis.cc: Update.
+ * testsuite/25_algorithms/is_partitioned/1.cc: New.
+ * testsuite/25_algorithms/is_partitioned/check_type.cc: Likewise.
+ * testsuite/25_algorithms/is_partitioned/requirements/
+ explicit_instantiation/2.cc: Likewise.
+ * testsuite/25_algorithms/is_partitioned/requirements/
+ explicit_instantiation/pod.cc: Likewise.
+
+2008-06-27 Paolo Carlini <paolo.carlini@oracle.com>
+
* include/bits/stl_numeric.h (iota): Add in C++0x mode.
* testsuite/util/testsuite_character.h (pod_int): Add operator++
in C++0x mode.
inplace_merge
is_heap (C++0x)
is_heap_until (C++0x)
+ is_partitioned (C++0x)
is_sorted (C++0x)
is_sorted_until (C++0x)
iter_swap
_RAIter
is_heap_until(_RAIter, _RAIter, _Compare);
+ template<typename _IIter, typename _Predicate>
+ bool
+ is_partitioned(_IIter, _IIter, _Predicate);
+
template<typename _FIter>
bool
is_sorted(_FIter, _FIter);
#ifdef __GXX_EXPERIMENTAL_CXX0X__
/**
- * @brief Checks that a predicate is true for all the elements
- * of a sequence.
+ * @brief Checks that a predicate is true for all the elements
+ * of a sequence.
* @param first An input iterator.
* @param last An input iterator.
* @param pred A predicate.
{ return __last == std::find_if_not(__first, __last, __pred); }
/**
- * @brief Checks that a predicate is false for all the elements
- * of a sequence.
+ * @brief Checks that a predicate is false for all the elements
+ * of a sequence.
* @param first An input iterator.
* @param last An input iterator.
* @param pred A predicate.
{ return __last == _GLIBCXX_STD_P::find_if(__first, __last, __pred); }
/**
- * @brief Checks that a predicate is false for at least an element
- * of a sequence.
+ * @brief Checks that a predicate is false for at least an element
+ * of a sequence.
* @param first An input iterator.
* @param last An input iterator.
* @param pred A predicate.
{ return !std::none_of(__first, __last, __pred); }
/**
- * @brief Find the first element in a sequence for which a
- * predicate is false.
+ * @brief Find the first element in a sequence for which a
+ * predicate is false.
* @param first An input iterator.
* @param last An input iterator.
* @param pred A predicate.
return std::__find_if_not(__first, __last, __pred,
std::__iterator_category(__first));
}
+
+ /**
+ * @brief Checks whether the sequence is partitioned.
+ * @param first An input iterator.
+ * @param last An input iterator.
+ * @param pred A predicate.
+ * @return True if the range @p [first,last) is partioned by @p pred,
+ * i.e. if all elements that satisfy @p pred appear before those that
+ * do not.
+ */
+ template<typename _InputIterator, typename _Predicate>
+ inline bool
+ is_partitioned(_InputIterator __first, _InputIterator __last,
+ _Predicate __pred)
+ {
+ __first = std::find_if_not(__first, __last, __pred);
+ return std::none_of(__first, __last, __pred);
+ }
#endif
template<typename _IIter, typename _Predicate>
_IIter
find_if_not(_IIter, _IIter, _Predicate);
+
+ template<typename _IIter, typename _Predicate>
+ bool
+ is_partitioned(_IIter, _IIter, _Predicate);
#endif
template<typename _FIter1, typename _FIter2>
--- /dev/null
+// { dg-options "-std=gnu++0x" }
+
+// 2008-06-27 Paolo Carlini <paolo.carlini@oracle.com>
+
+// Copyright (C) 2008 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 2, 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.
+
+// You should have received a copy of the GNU General Public License along
+// with this library; see the file COPYING. If not, write to the Free
+// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
+// USA.
+
+#include <algorithm>
+#include <testsuite_hooks.h>
+#include <testsuite_iterators.h>
+
+using __gnu_test::test_container;
+using __gnu_test::input_iterator_wrapper;
+
+typedef test_container<int, input_iterator_wrapper> Container;
+int array[] = {0, 0, 1, 1, 1, 0, 0, 1};
+
+bool
+predicate(const int& i)
+{ return i == 1; }
+
+void
+test1()
+{
+ bool test __attribute__((unused)) = true;
+
+ Container con(array, array);
+ VERIFY( std::is_partitioned(con.begin(), con.end(), predicate) );
+}
+
+void
+test2()
+{
+ bool test __attribute__((unused)) = true;
+
+ Container con(array, array + 1);
+ VERIFY( std::is_partitioned(con.begin(), con.end(), predicate) );
+}
+
+void
+test3()
+{
+ bool test __attribute__((unused)) = true;
+
+ Container con(array, array + 8);
+ VERIFY( !std::is_partitioned(con.begin(), con.end(), predicate) );
+}
+
+void
+test4()
+{
+ bool test __attribute__((unused)) = true;
+
+ Container con(array + 2, array + 7);
+ VERIFY( std::is_partitioned(con.begin(), con.end(), predicate) );
+}
+
+int
+main()
+{
+ test1();
+ test2();
+ test3();
+ test4();
+ return 0;
+}
--- /dev/null
+// 2008-06-27 Paolo Carlini <paolo.carlini@oracle.com>
+
+// Copyright (C) 2008 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 2, 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.
+
+// You should have received a copy of the GNU General Public License along
+// with this library; see the file COPYING. If not, write to the Free
+// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
+// USA.
+
+// { dg-do compile }
+// { dg-options "-std=gnu++0x" }
+
+#include <algorithm>
+#include <testsuite_iterators.h>
+
+struct X { };
+
+using __gnu_test::input_iterator_wrapper;
+
+bool
+pred_function(const X&)
+{ return true; }
+
+struct pred_obj
+{
+ bool
+ operator()(const X&)
+ { return true; }
+};
+
+bool
+test1(input_iterator_wrapper<X>& begin,
+ input_iterator_wrapper<X>& end)
+{ return std::is_partitioned(begin, end, pred_function); }
+
+bool
+test2(input_iterator_wrapper<X>& begin,
+ input_iterator_wrapper<X>& end)
+{ return std::is_partitioned(begin, end, pred_obj()); }
--- /dev/null
+// { dg-do compile }
+// { dg-options "-std=gnu++0x" }
+
+// 2008-06-27 Paolo Carlini <paolo.carlini@oracle.com>
+
+// Copyright (C) 2008 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 2, 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.
+
+// You should have received a copy of the GNU General Public License along
+// with this library; see the file COPYING. If not, write to the Free
+// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
+// USA.
+
+// As a special exception, you may use this file as part of a free software
+// library without restriction. Specifically, if other files instantiate
+// templates or use macros or inline functions from this file, or you compile
+// this file and link it with other files to produce an executable, this
+// file does not by itself cause the resulting executable to be covered by
+// the GNU General Public License. This exception does not however
+// invalidate any other reasons why the executable file might be covered by
+// the GNU General Public License.
+
+#include <algorithm>
+#include <functional>
+#include <testsuite_api.h>
+
+namespace std
+{
+ using __gnu_test::NonDefaultConstructible;
+
+ typedef NonDefaultConstructible value_type;
+ typedef value_type* iterator_type;
+ typedef std::pointer_to_unary_function<value_type, bool> predicate_type;
+
+ template bool is_partitioned(iterator_type, iterator_type, predicate_type);
+}
--- /dev/null
+// { dg-do compile }
+// { dg-options "-std=gnu++0x" }
+
+// 2008-06-27 Paolo Carlini <paolo.carlini@oracle.com>
+
+// Copyright (C) 2008 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 2, 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.
+
+// You should have received a copy of the GNU General Public License along
+// with this library; see the file COPYING. If not, write to the Free
+// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
+// USA.
+
+// As a special exception, you may use this file as part of a free software
+// library without restriction. Specifically, if other files instantiate
+// templates or use macros or inline functions from this file, or you compile
+// this file and link it with other files to produce an executable, this
+// file does not by itself cause the resulting executable to be covered by
+// the GNU General Public License. This exception does not however
+// invalidate any other reasons why the executable file might be covered by
+// the GNU General Public License.
+
+#include <algorithm>
+#include <testsuite_character.h>
+
+namespace std
+{
+ using __gnu_test::pod_int;
+
+ typedef pod_int value_type;
+ typedef value_type* iterator_type;
+ typedef std::pointer_to_unary_function<value_type, bool> predicate_type;
+
+ template bool is_partitioned(iterator_type, iterator_type, predicate_type);
+}
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