- 
            Fixed ADT support by permutation and sequence_or operator. GH#376
          
- 
            Specialize iterator_source for random access. GH#383
          
- 
            Removed redundant check in skip_over.
            GH#373
- 
            Fixed UB in get_absolute_valuefunction. GH#246
- 
            Fixed use after scope bug if ADT getter returns by value. GH#375 TRAC#6126