+2009-07-22 Paolo Carlini <paolo.carlini@oracle.com>
+
+ * include/std/valarray (valarray<>::operator=(const valarray<>&),
+ valarray<>::operator=(initializer_list<>)): Implement resolution
+ of DR 630, [Ready] in Frankfurt.
+ * testsuite/26_numerics/valarray/dr630-1.cc: New.
+ * testsuite/26_numerics/valarray/dr630-2.cc: Likewise.
+ * doc/xml/manual/intro.xml: Add an entry for DR 630.
+
2009-07-21 Paolo Carlini <paolo.carlini@oracle.com>
* include/std/chrono (duration<>::operator%=, operator%):
<listitem><para>Add the missing modes to fopen_mode.
</para></listitem></varlistentry>
+ <varlistentry><term><ulink url="../ext/lwg-active.html#630">630</ulink>:
+ <emphasis>arrays of valarray</emphasis>
+ </term>
+ <listitem><para>Implement the simple resolution.
+ </para></listitem></varlistentry>
+
<varlistentry><term><ulink url="../ext/lwg-defects.html#660">660</ulink>:
<emphasis>Missing bitwise operations</emphasis>
</term>
// The template and inlines for the -*- C++ -*- valarray class.
// Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
-// 2006, 2007, 2009
+// 2006, 2007, 2008, 2009
// Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library. This library is free
template<typename _Tp>
inline
valarray<_Tp>::valarray(initializer_list<_Tp> __l)
- : _M_size(__l.size()), _M_data(__valarray_get_storage<_Tp>(__l.size()))
+ : _M_size(__l.size()), _M_data(__valarray_get_storage<_Tp>(__l.size()))
{ std::__valarray_copy_construct (__l.begin(), __l.end(), _M_data); }
#endif
inline valarray<_Tp>&
valarray<_Tp>::operator=(const valarray<_Tp>& __v)
{
- _GLIBCXX_DEBUG_ASSERT(_M_size == __v._M_size);
- std::__valarray_copy(__v._M_data, _M_size, _M_data);
+ // _GLIBCXX_RESOLVE_LIB_DEFECTS
+ // 630. arrays of valarray.
+ if (_M_size == __v._M_size)
+ std::__valarray_copy(__v._M_data, _M_size, _M_data);
+ else
+ {
+ if (_M_data)
+ {
+ std::__valarray_destroy_elements(_M_data, _M_data + _M_size);
+ std::__valarray_release_memory(_M_data);
+ }
+ _M_size = __v._M_size;
+ _M_data = __valarray_get_storage<_Tp>(_M_size);
+ std::__valarray_copy_construct(__v._M_data, __v._M_data + _M_size,
+ _M_data);
+ }
return *this;
}
inline valarray<_Tp>&
valarray<_Tp>::operator=(initializer_list<_Tp> __l)
{
- _GLIBCXX_DEBUG_ASSERT(_M_size == __l.size());
- std::__valarray_copy(__l.begin(), __l.size(), _M_data);
+ // _GLIBCXX_RESOLVE_LIB_DEFECTS
+ // 630. arrays of valarray.
+ if (_M_size == __l.size())
+ std::__valarray_copy(__l.begin(), __l.size(), _M_data);
+ else
+ {
+ if (_M_data)
+ {
+ std::__valarray_destroy_elements(_M_data, _M_data + _M_size);
+ std::__valarray_release_memory(_M_data);
+ }
+ _M_size = __l.size();
+ _M_data = __valarray_get_storage<_Tp>(_M_size);
+ std::__valarray_copy_construct(__l.begin(), __l.begin() + _M_size,
+ _M_data);
+ }
+ return *this;
}
#endif
--- /dev/null
+// Copyright (C) 2009 Free Software Foundation
+//
+// 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.
+
+// You should have received a copy of the GNU General Public License along
+// with this library; see the file COPYING3. If not see
+// <http://www.gnu.org/licenses/>.
+
+#include <valarray>
+#include <testsuite_hooks.h>
+
+// DR 630.
+void test01()
+{
+ bool test __attribute__((unused)) = true;
+ using namespace std;
+
+ valarray<int> v1;
+ const valarray<int> v2(-1, 10000);
+
+ v1 = v2;
+ VERIFY( v1.size() == v2.size() );
+ VERIFY( (v1 == v2).min() == true );
+
+ valarray<int> v3(0, 10000);
+ const valarray<int> v4;
+
+ v3 = v4;
+ VERIFY( v3.size() == v4.size() );
+ VERIFY( v3.size() == 0 );
+
+ valarray<int> v5(0, 100);
+ const valarray<int> v6(-1, 10000);
+
+ v5 = v6;
+ VERIFY( v5.size() == v6.size() );
+ VERIFY( (v5 == v6).min() == true );
+
+ valarray<int> v7(0, 10000);
+ const valarray<int> v8(-1, 100);
+
+ v7 = v8;
+ VERIFY( v7.size() == v8.size() );
+ VERIFY( (v7 == v8).min() == true );
+}
+
+int main()
+{
+ test01();
+ return 0;
+}
--- /dev/null
+// { dg-options "-std=gnu++0x" }
+
+// Copyright (C) 2009 Free Software Foundation
+//
+// 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.
+
+// You should have received a copy of the GNU General Public License along
+// with this library; see the file COPYING3. If not see
+// <http://www.gnu.org/licenses/>.
+
+#include <valarray>
+#include <testsuite_hooks.h>
+
+// DR 630.
+void test01()
+{
+ bool test __attribute__((unused)) = true;
+ using namespace std;
+
+ valarray<int> v1;
+
+ v1 = { -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 };
+ VERIFY( v1.size() == 10 );
+ VERIFY( v1.min() == -1 );
+ VERIFY( v1.max() == -1 );
+
+ valarray<int> v2(0, 10);
+
+ v2 = { -1, -1, -1, -1, -1 };
+ VERIFY( v2.size() == 5 );
+ VERIFY( v2.min() == -1 );
+ VERIFY( v2.max() == -1 );
+
+ valarray<int> v3(0, 5);
+
+ v3 = { -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 };
+ VERIFY( v3.size() == 10 );
+ VERIFY( v3.min() == -1 );
+ VERIFY( v3.max() == -1 );
+
+ valarray<int> v4(0, 10);
+
+ v4 = { -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 };
+ VERIFY( v4.size() == 10 );
+ VERIFY( v4.min() == -1 );
+ VERIFY( v4.max() == -1 );
+}
+
+int main()
+{
+ test01();
+ return 0;
+}