Without this I would hit errors with libstdc++-12 like:
/usr/include/c++/12/bits/stl_iterator_base_funcs.h:230:5: note:
candidate template ignored: substitution failure [with _InputIterator =
llvm::const_set_bits_iterator_impl<llvm::BitVector>]: argument may not
have 'void' type
next(_InputIterator __x, typename
^
33 KiB
33 KiB