PR libstdc++/57263

	* include/bits/forward_list.h (_Fwd_list_base): Convert to/from
	allocator's pointer type.
	* include/bits/hashtable.h (_Hashtable): Likewise.
	* testsuite/util/testsuite_allocator.h (CustomPointerAlloc): Add.
	* testsuite/23_containers/forward_list/allocator/ext_ptr.cc: New.
	* testsuite/23_containers/unordered_set/allocator/ext_ptr.cc: New.
	* testsuite/23_containers/vector/allocator/ext_ptr.cc: New.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@200136 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 48 insertions, 0 deletions

diff --git a/libstdc++-v3/testsuite/23_containers/unordered_set/allocator/ext_ptr.cc b/libstdc++-v3/testsuite/23_containers/unordered_set/allocator/ext_ptr.cc
new file mode 100644
index 00000000000..55d9af3a5cb
--- /dev/null
+++ b/libstdc++-v3/testsuite/23_containers/unordered_set/allocator/ext_ptr.cc
@@ -0,0 +1,48 @@
+// Copyright (C) 2013 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 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/>.
+
+// { dg-options "-std=gnu++11" }
+
+#include <unordered_set>
+#include <memory>
+#include <testsuite_hooks.h>
+#include <testsuite_allocator.h>
+
+struct T { int i; };
+bool operator==(const T& l, const T& r) { return l.i == r.i; }
+struct H { std::size_t operator()(const T& t) const noexcept { return t.i; }
+};
+struct E : std::equal_to<T> { };
+
+using __gnu_test::CustomPointerAlloc;
+
+template class std::unordered_set<T, H, E, CustomPointerAlloc<T>>;
+
+void test01()
+{
+  bool test __attribute__((unused)) = true;
+  typedef CustomPointerAlloc<T> alloc_type;
+  typedef std::unordered_set<T, H, E, alloc_type> test_type;
+  test_type v;
+  v.insert(T());
+  VERIFY( ++v.begin() == v.end() );
+}
+
+int main()
+{
+  test01();
+}