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diff --git a/libstdc++-v3/testsuite/performance/21_strings/string_find.cc b/libstdc++-v3/testsuite/performance/21_strings/string_find.cc
new file mode 100644
index 00000000..eeda0802
--- /dev/null
+++ b/libstdc++-v3/testsuite/performance/21_strings/string_find.cc
@@ -0,0 +1,96 @@
+ // Copyright (C) 2004, 2009 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 <string>
+#include <testsuite_performance.h>
+
+void
+test_pair(const std::string& s, const std::string& f, int n)
+{
+  std::string::size_type sz = 0;
+
+  for (int i = 0; i < n; ++i)
+    sz = s.find(f);
+}
+
+int main()
+{
+  using namespace std;
+  using namespace __gnu_test;
+
+  time_counter time;
+  resource_counter resource;
+
+  const unsigned int iterations = 2000000;
+
+  string s, f;
+  s = "aabbaabbaaxd adbffdadgaxaabbbddhatyaaaabbbaabbaabbcsy";
+  f = "aabbaabbc";
+  start_counters(time, resource);
+  test_pair(s, f, iterations);
+  stop_counters(time, resource);
+  report_performance(__FILE__, "1", time, resource);
+  clear_counters(time, resource);
+
+  f = "aabbb";
+  start_counters(time, resource);
+  test_pair(s, f, iterations);
+  stop_counters(time, resource);
+  report_performance(__FILE__, "2", time, resource);
+  clear_counters(time, resource);
+
+  f = "xd";
+  start_counters(time, resource);
+  test_pair(s, f, iterations);
+  stop_counters(time, resource);
+  report_performance(__FILE__, "3", time, resource);
+  clear_counters(time, resource);
+
+  s = "dhruv is a very very good boy ;-)";
+  f = "very";
+  start_counters(time, resource);
+  test_pair(s, f, iterations);
+  stop_counters(time, resource);
+  report_performance(__FILE__, "4", time, resource);
+  clear_counters(time, resource);
+
+  f = "bad";
+  start_counters(time, resource);
+  test_pair(s, f, iterations);
+  stop_counters(time, resource);
+  report_performance(__FILE__, "5", time, resource);
+  clear_counters(time, resource);
+
+  f = "extra irritating";
+  start_counters(time, resource);
+  test_pair(s, f, iterations);
+  stop_counters(time, resource);
+  report_performance(__FILE__, "6", time, resource);
+  clear_counters(time, resource);
+
+  s = "this is a very this is a very this is a verty this is a very "
+      "this is a very long sentence";
+  f = "this is a very long sentence";
+  start_counters(time, resource);
+  test_pair(s, f, iterations);
+  stop_counters(time, resource);
+  report_performance(__FILE__, "7", time, resource);
+  clear_counters(time, resource);
+
+  return 0;
+}