1 files changed, 46 insertions, 0 deletions
diff --git a/gcc-4.9/libstdc++-v3/testsuite/performance/21_strings/append-2.cc b/gcc-4.9/libstdc++-v3/testsuite/performance/21_strings/append-2.cc
new file mode 100644
index 000000000..e04a7084f
--- /dev/null
+++ b/gcc-4.9/libstdc++-v3/testsuite/performance/21_strings/append-2.cc
@@ -0,0 +1,46 @@
+// Copyright (C) 2004-2014 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>
+
+// Short strings didn't grow quickly...
+void test01()
+{
+  using namespace __gnu_test;
+  time_counter time;
+  resource_counter resource;
+
+  start_counters(time, resource);
+  for (unsigned i = 0; i < 200000; ++i)
+    {
+      std::string a;
+      for (unsigned j = 0; j < 400; ++j)
+	a.append(1, 'x');
+    }
+  stop_counters(time, resource);
+
+  report_performance(__FILE__, "", time, resource);
+  clear_counters(time, resource);
+}
+
+int main()
+{
+  test01();
+  return 0;
+}