1 files changed, 43 insertions, 0 deletions
diff --git a/libstdc++-v3/testsuite/performance/23_containers/copy_construct/unordered_set.cc b/libstdc++-v3/testsuite/performance/23_containers/copy_construct/unordered_set.cc
new file mode 100644
index 00000000000..f214d1dd666
--- /dev/null
+++ b/libstdc++-v3/testsuite/performance/23_containers/copy_construct/unordered_set.cc
@@ -0,0 +1,43 @@
+// { 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 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 <unordered_set>
+#include <testsuite_performance.h>
+
+int main()
+{
+  using namespace __gnu_test;
+
+  time_counter time;
+  resource_counter resource;
+
+  std::unordered_set<int> ref;
+  for (int i = 0; i != 500000; ++i)
+    ref.insert(i);
+
+  start_counters(time, resource);
+
+  for (unsigned i = 0; i < 500; ++i)
+    std::unordered_set<int> v(ref);
+
+  stop_counters(time, resource);
+  report_performance(__FILE__, "unordered_set<int> copy", time, resource);
+
+  return 0;
+}