For another approach without monomorphization see also my comment at [0] although it's only really meant for the immutable records. [0] https://osa1.net/posts/

For another approach without monomorphization see also my comment at [0] although it's only really meant for the immutable records. [0] https://osa1.net/posts/2023-01-23-fast-polymorphic-record-access.html https://osa1.net/posts/2023-01-23-fast-polymorphic-record-ac...