>> For the former, we could probably extend the `b_property` and
>> `e_property` fields of `gl_state` (which hold charpos) to also store
>> their bytepos equivalent, which should significantly reduce the number
>> of conversions between bytepos and charpos.
> I.e. something like the patch below (which passes all tests except for
> `test/src/comp-tests` for a reason that completely escapes me).

Found the culprit!
The patch below passes `make check`.


        Stefan