futhark-doc: use types to ensure well-formedness of table rows.
futhark-doc: use types to ensure well-formedness of table rows.

diku-dk/futhark,diku-dk/futhark,HIPERFIT/futhark,HIPERFIT/futhark,diku-dk/futhark,diku-dk/futhark,diku-dk/futhark,HIPERFIT/futhark