Imported gcc-4.4.3

[msp430-gcc.git] / libstdc++-v3 / testsuite / tr1 / 6_containers / unordered_set / 23465.cc

diff --git a/libstdc++-v3/testsuite/tr1/6_containers/unordered_set/23465.cc b/libstdc++-v3/testsuite/tr1/6_containers/unordered_set/23465.cc
new file mode 100644 (file)
index 0000000..19bc2ff
--- /dev/null
+++ b/libstdc++-v3/testsuite/tr1/6_containers/unordered_set/23465.cc
@@ -0,0 +1,63 @@
+// Copyright (C) 2005, 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/>.
+
+// 6.3 Unordered associative containers
+
+#include <tr1/unordered_set>
+#include <testsuite_hooks.h>
+
+// libstdc++/23465
+void test01()
+{
+  bool test __attribute__((unused)) = true;
+
+  for (float lf = 0.1; lf < 101.0; lf *= 10.0)
+    for (int size = 1; size <= 6561; size *= 3)
+      {
+       std::tr1::unordered_set<int> us1, us2;
+       typedef std::tr1::unordered_set<int>::local_iterator local_iterator;
+       typedef std::tr1::unordered_set<int>::size_type      size_type;
+       
+       us1.max_load_factor(lf);
+
+       for (int i = 0; i < size; ++i)
+         us1.insert(i);
+       
+       us2 = us1;
+       
+       VERIFY( us2.size() == us1.size() );
+       VERIFY( us2.bucket_count() == us1.bucket_count() );
+       
+       for (size_type b = 0; b < us1.bucket_count(); ++b)
+         {
+           size_type cnt = 0;
+           for (local_iterator it1 = us1.begin(b), it2 = us2.begin(b);
+                it1 != us1.end(b) && it2 != us2.end(b); ++it1, ++it2)
+             {
+               VERIFY( *it1 == *it2 );
+               ++cnt;
+             }
+           VERIFY( cnt == us1.bucket_size(b) );
+         }
+      }
+}
+
+int main()
+{
+  test01();
+  return 0;
+}