1 files changed, 80 insertions, 0 deletions
diff --git a/libstdc++-v3/testsuite/20_util/bitset/cons/dr1325-2.cc b/libstdc++-v3/testsuite/20_util/bitset/cons/dr1325-2.cc
new file mode 100644
index 00000000000..2371bef09cc
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+++ b/libstdc++-v3/testsuite/20_util/bitset/cons/dr1325-2.cc
@@ -0,0 +1,80 @@
+// { dg-do run { target c++11 } }
+
+// 2010-10-11  Paolo Carlini  <paolo.carlini@oracle.com>
+
+// Copyright (C) 2010-2022 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>
+
+template<std::size_t Nb, typename CharT>
+  std::bitset<Nb>
+  test01_ref(const CharT* str,
+	     typename std::basic_string<CharT>::size_type n
+	     = std::basic_string<CharT>::npos,
+	     CharT zero = CharT('0'), CharT one = CharT('1'))
+  {
+    return std::bitset<Nb>(n == std::basic_string<CharT>::npos
+			   ? std::basic_string<CharT>(str)
+			   : std::basic_string<CharT>(str, n),
+			   0, n, zero, one);
+  }
+
+// DR 1325.
+void test01()
+{
+  using namespace std;
+  using std::bitset; // Work around struct ::bitset on rtems.
+
+  const char s1[4] = { '0', '1', '0', '1' };
+  VERIFY( bitset<4>(s1, 4) == test01_ref<4>(s1, 4) );
+
+  const char s2[3] = { '1', '1', '0' };
+  VERIFY( bitset<6>(s2, 3) == test01_ref<6>(s2, 3) );
+
+  const char* s3 = "1110110";
+  VERIFY( bitset<7>(s3) == test01_ref<7>(s3) );
+
+  const char* s4 = "0011";
+  VERIFY( bitset<10>(s4) == test01_ref<10>(s4) );
+
+  const char* s5 = "011110000111001";
+  VERIFY( bitset<5>(s5) == test01_ref<5>(s5) );
+
+  const char* s6 = "1cc1c1";
+  VERIFY( bitset<6>(s6, basic_string<char>::npos, 'c')
+	  == test01_ref<6>(s6, basic_string<char>::npos, 'c') );
+
+  const char* s7 = "001011101";
+  VERIFY( bitset<9>(s7, basic_string<char>::npos, '0', '1')
+	  == test01_ref<9>(s7, basic_string<char>::npos, '0', '1') );
+
+  const char* s8 = "babb";
+  VERIFY( bitset<4>(s8, basic_string<char>::npos, 'a', 'b')
+	  == test01_ref<4>(s8, basic_string<char>::npos, 'a', 'b') );
+
+  const char* s9 = "bbabbbaaa";
+  VERIFY( bitset<100>(s9, basic_string<char>::npos, 'a', 'b')
+	  == test01_ref<100>(s9, basic_string<char>::npos, 'a', 'b') );
+}
+
+int main()
+{
+  test01();
+  return 0;
+}