Parrot 4.8.0 "Spix's Macaw" Released!

Alvis Yardley ac.yardley at
Wed Sep 19 05:46:40 UTC 2012

On behalf of the Parrot team, I'm proud to announce Parrot 4.8.0, also known
as "Spix's Macaw".  Parrot ( is a virtual machine aimed
at running all dynamic languages.

Parrot 4.8.0 is available on Parrot's FTP site
(, or by following the
download instructions at  For those who would like
to develop on Parrot, or help develop Parrot itself, we recommend using Git to
retrieve the source code to get the latest and best Parrot code.

Parrot 4.8.0 News:
    - Core
        + Prevent interpreter from dying twice
        + Complete rewrite of the IO system, including new unified IO PMC
        + The Integer and Float PMCs now have a get_pointer vtable which is
          needed when using NCI to bind to Fortran libraries such as LAPACK
    - Deprecations
	+ Moved dynpmc/os to pmc os. loadlib 'os' is not needed anymore.
    - Platforms
        + Fixed for the FileHandle open method the append mode on Windows.
	+ Fix compilation on Windows without working mt.exe
        + Detect GNU/Hurd as linux proper.
        + Fixed broken int3 trap on Solaris with gcc.
        + Updated the vms port on a YAPC::EU hackathon with vaxman and mvorl.
    - Tests
        + Improve testability with valgrind or thread-sanitizer

The SHA256 message digests for the downloadable tarballs are:
@add corresponding lines@

Many thanks to all our contributors for making this possible, and our sponsors
for supporting this project.  Our next scheduled release is 16 October 2012.


More information about the parrot-dev mailing list