Update contrib/restricted/boost/dynamic_bitset to 1.81.0

1 files changed, 21 insertions, 0 deletions

diff --git a/contrib/restricted/boost/dynamic_bitset/include/boost/dynamic_bitset/dynamic_bitset.hpp b/contrib/restricted/boost/dynamic_bitset/include/boost/dynamic_bitset/dynamic_bitset.hpp
index 7c96f0905e..a2abfc9329 100644
--- a/contrib/restricted/boost/dynamic_bitset/include/boost/dynamic_bitset/dynamic_bitset.hpp
+++ b/contrib/restricted/boost/dynamic_bitset/include/boost/dynamic_bitset/dynamic_bitset.hpp
@@ -293,6 +293,8 @@ public:
     dynamic_bitset& flip(size_type n, size_type len);
     dynamic_bitset& flip(size_type n);
     dynamic_bitset& flip();
+    reference at(size_type n);
+    bool at(size_type n) const;
     bool test(size_type n) const;
     bool test_set(size_type n, bool val = true);
     bool all() const;
@@ -1115,6 +1117,25 @@ bool dynamic_bitset<Block, Allocator>::m_unchecked_test(size_type pos) const
 }
 
 template <typename Block, typename Allocator>
+typename dynamic_bitset<Block, Allocator>::reference
+dynamic_bitset<Block, Allocator>::at(size_type pos)
+{
+    if (pos >= m_num_bits)
+        BOOST_THROW_EXCEPTION(std::out_of_range("boost::dynamic_bitset::at out_of_range"));
+
+    return (*this)[pos];
+}
+
+template <typename Block, typename Allocator>
+bool dynamic_bitset<Block, Allocator>::at(size_type pos) const
+{
+    if (pos >= m_num_bits)
+        BOOST_THROW_EXCEPTION(std::out_of_range("boost::dynamic_bitset::at out_of_range"));
+
+    return (*this)[pos];
+}
+
+template <typename Block, typename Allocator>
 bool dynamic_bitset<Block, Allocator>::test(size_type pos) const
 {
     assert(pos < m_num_bits);