1 files changed, 82 insertions, 0 deletions
diff --git a/libstdc++-v3/testsuite/20_util/bitset/cons/50268.cc b/libstdc++-v3/testsuite/20_util/bitset/cons/50268.cc
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index 00000000000..6d4b946c35f
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+++ b/libstdc++-v3/testsuite/20_util/bitset/cons/50268.cc
@@ -0,0 +1,82 @@
+// { dg-do run { target c++11 } }
+
+// Copyright (C) 2011-2022 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 <bitset>
+#include <testsuite_hooks.h>
+
+// libstdc++/50268
+void test01()
+{
+  std::bitset<1> b1(3ULL);
+  VERIFY( b1.count() == 1ULL );
+
+  std::bitset<3> b2(30ULL);
+  VERIFY( b2.count() == 2ULL );
+
+  std::bitset<6> b3(300ULL);
+  VERIFY( b3.count() == 3ULL );
+
+  std::bitset<9> b4(3000ULL);
+  VERIFY( b4.count() == 5ULL );
+
+  std::bitset<16> b5(300000ULL);
+  VERIFY( b5.count() == 7ULL );
+
+  std::bitset<24> b6(30000000ULL);
+  VERIFY( b6.count() == 9ULL );
+
+  std::bitset<32> b7(30000000000ULL);
+  VERIFY( b7.count() == 13ULL );
+
+  std::bitset<37> b8(3000000000000ULL);
+  VERIFY( b8.count() == 18ULL );
+
+  std::bitset<40> b9(30000000000000ULL);
+  VERIFY( b9.count() == 16ULL );
+
+  std::bitset<45> b10(30000000000000ULL);
+  VERIFY( b10.count() == 20ULL );
+
+  std::bitset<64> b11(30000000000000ULL);
+  VERIFY( b11.count() == 20ULL );
+
+  std::bitset<100> b12(30000000000000ULL);
+  VERIFY( b12.count() == 20ULL );
+
+  std::bitset<200> b13(30000000000000ULL);
+  VERIFY( b13.count() == 20ULL );
+
+  std::bitset<45> b14(18446744073709551615ULL);
+  VERIFY( b14.count() == 45ULL );
+
+  std::bitset<64> b15(18446744073709551615ULL);
+  VERIFY( b15.count() == 64ULL );
+
+  std::bitset<100> b16(18446744073709551615ULL);
+  VERIFY( b16.count() == 64ULL );
+
+  std::bitset<200> b17(18446744073709551615ULL);
+  VERIFY( b17.count() == 64ULL );  
+}
+
+int main()
+{
+  test01();
+  return 0;
+}