1 files changed, 71 insertions, 0 deletions
diff --git a/libstdc++-v3/testsuite/23_containers/set/allocator/71964.cc b/libstdc++-v3/testsuite/23_containers/set/allocator/71964.cc
new file mode 100644
index 0000000000..f13828feff
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+++ b/libstdc++-v3/testsuite/23_containers/set/allocator/71964.cc
@@ -0,0 +1,71 @@
+// Copyright (C) 2016 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 <set>
+#include <testsuite_hooks.h>
+
+template<typename T>
+  struct mv_allocator
+  {
+    using value_type = T;
+    using size_type = unsigned;
+
+    mv_allocator()
+    : moved_to(false), moved_from(false) { }
+
+    template<typename U>
+      mv_allocator(const mv_allocator<U> & a)
+      : moved_to(a.moved_to), moved_from(a.moved_from) { }
+
+    mv_allocator(const mv_allocator &) = default;
+
+    mv_allocator(mv_allocator && a) noexcept : moved_to(true)
+    {
+      a.moved_from = true;
+    }
+
+    T* allocate(unsigned n) { return std::allocator<T>{}.allcoate(n); }
+    void deallocate(T* p, unsigned n) { std::allocator<T>{}.deallocate(p, n); }
+
+    bool moved_to;
+    bool moved_from;
+  };
+
+template<typename T, typename U>
+bool
+operator==(const mv_allocator<T>&, const mv_allocator<U>&) { return true; }
+
+template<typename T, typename U>
+bool
+operator!=(const mv_allocator<T>&, const mv_allocator<U>&) { return false; }
+
+void
+test01()
+{
+  std::set<int, std::less<int>, mv_allocator<int>> s;
+  auto t = std::move(s);
+  VERIFY( s.get_allocator().moved_from );
+  VERIFY( t.get_allocator().moved_to );
+}
+
+int
+main()
+{
+  test01();
+}