Add a BOOST_ASSERT to mix64_policy to check that the bucket_count is a power of two

2022-01-18 20:52:05 +02:00
parent 7717ff01a1
commit 98494420c5
1 changed files with 1 additions and 0 deletions
--- a/include/boost/unordered/detail/implementation.hpp
+++ b/include/boost/unordered/detail/implementation.hpp
@ -2018,6 +2018,7 @@ namespace boost {

        static inline SizeT to_bucket(SizeT bucket_count, SizeT hash)
        {
+          BOOST_ASSERT( boost::core::has_single_bit( bucket_count ) );
          return hash & (bucket_count - 1);
        }