allocator.h (__shrink_to_fit_aux::_S_do_it): Create the new object with the same...

	* include/bits/allocator.h (__shrink_to_fit_aux::_S_do_it): Create
	the new object with the same allocator.
	* testsuite/23_containers/vector/capacity/shrink_to_fit2.cc: New.

From-SVN: r181235

diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index f18d7ee511beb6f9b7418012c1d5955e7b3e3956..c25dd282d055344146649bbcdc7cc2312f0848d0 100644 (file)
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,3 +1,9 @@
+2011-11-09  Jonathan Wakely  <jwakely.gcc@gmail.com>
+
+       * include/bits/allocator.h (__shrink_to_fit_aux::_S_do_it): Create
+       the new object with the same allocator.
+       * testsuite/23_containers/vector/capacity/shrink_to_fit2.cc: New.
+
 2011-11-09  Jonathan Wakely  <jwakely.gcc@gmail.com>
 
        * include/profile/unordered_map: Add missing copy constructors.

diff --git a/libstdc++-v3/include/bits/allocator.h b/libstdc++-v3/include/bits/allocator.h
index 76329b377ea8ab7349d3bc301bbf1b289eb937b5..b985d3f5e6fe1b71d3caa697bf420c7b3fe5c7ab 100644 (file)
--- a/libstdc++-v3/include/bits/allocator.h
+++ b/libstdc++-v3/include/bits/allocator.h
@@ -198,7 +198,8 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
        __try
          {
            _Tp(__make_move_if_noexcept_iterator(__c.begin()),
-               __make_move_if_noexcept_iterator(__c.end())).swap(__c);
+               __make_move_if_noexcept_iterator(__c.end()),
+               __c.get_allocator()).swap(__c);
            return true;
          }
        __catch(...)

diff --git a/libstdc++-v3/testsuite/23_containers/vector/capacity/shrink_to_fit2.cc b/libstdc++-v3/testsuite/23_containers/vector/capacity/shrink_to_fit2.cc
new file mode 100644 (file)
index 0000000..81cd55a
--- /dev/null
+++ b/libstdc++-v3/testsuite/23_containers/vector/capacity/shrink_to_fit2.cc
@@ -0,0 +1,61 @@
+// { dg-options "-std=gnu++0x" }
+
+// Copyright (C) 2011 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 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 Pred 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 <vector>
+#include <testsuite_hooks.h>
+#include <testsuite_allocator.h>
+
+using __gnu_test::propagating_allocator;
+
+void test01()
+{
+  bool test __attribute__((unused)) = true;
+
+  typedef propagating_allocator<int, true> alloc_type;
+  alloc_type alloc(5);
+
+  std::vector<int, alloc_type> v(10u, 1, alloc);
+  v.reserve(100);
+  VERIFY( v.size() < v.capacity() );
+  v.shrink_to_fit();
+  VERIFY( v.size() == v.capacity() );
+  VERIFY( v.get_allocator().get_personality() == alloc.get_personality() );
+}
+
+void test02()
+{
+  bool test __attribute__((unused)) = true;
+
+  typedef propagating_allocator<int, false> alloc_type;
+  alloc_type alloc(5);
+
+  std::vector<int, alloc_type> v(10u, 1, alloc);
+  v.reserve(100);
+  VERIFY( v.size() < v.capacity() );
+  v.shrink_to_fit();
+  VERIFY( v.size() == v.capacity() );
+  VERIFY( v.get_allocator().get_personality() == alloc.get_personality() );
+}
+
+int main()
+{
+  test01();
+  test02();
+  return 0;
+}