Version 0.5.159

New features

• Stateful allocator support for custom allocators that can be specified to the garbage collector via function template make (#474)
• Library (meevax apply) (#475)
• Library (meevax map) (#475)

Obsolete features

None.

Bug fixes

• Fixed a bug where procedures with-input-from-file and with-output-to-file were not returning the values yielded by thunk (#475)

Miscellaneous changes

• Class marker has beed removed (#474)
• The procedures current-input-port and current-output-port in (scheme r4rs) are now parameter objects and have definitions that are compatible with (scheme base) (#475)
• Class template heterogeneous_pointer has been removed (#477)
• Class template gc_pointer has been removed (#477)
• Size of class pair reduced from 5 words to 3 words (#477)