Re: Perl 5 Porters Mailing List Summary: January 4th-10th

[email protected] (Sawyer X) Mon, 11 Jan 2016 18:43:31 +0100
Newsgroups	perl.perl5.summary
Message-ID	<[email protected]>
Correct blog link:

http://blogs.perl.org/users/sawyer_x/2016/01/perl-5-porters-mailing-list-summary-january-4th-10th.html

My apologies.

On 01/11/2016 06:41 PM, Sawyer X wrote:
> Blog:
> http://blogs.perl.org/users/sawyer_x/2016/01/perl-5-porters-mailing-list-summary-december-28th---january-3rd.html
> Twitter: https://twitter.com/perl5summaries/status/686602777108299776
>
>                                 January 4th-10th
>
> Corrections
>
>    Last week's summary accidentally noted discouraging the use of
>    *glob{FORMAT]. It was actually the use of *glob{FILEHANDLE}. Thanks to
>    H.Merijn Brand for the correction and my apology for the mistake.
>
> News and updates
>
>    The biggest news of the week were the reworked context stack system Dave
>    Mitchell had been working on. Read more under Discussion.
>
>    Tony Cook provided the [1]8th and [2]9th reports of his sixth running
>    grant. Over 34 hours in total with 22 tickets reviewed or worked on,
> and 4
>    patches applied.
>
>    Tony also provides a more detailed [3]report of his grant work - a great
>    read.
>
>    Dave Mitchell provided [4]more [5]reports on his grant work.
>
>    Karl Williamson [6]updates the list on feedback request from the Unicode
>    Technical Committee on pending additions to the draft repertoire of
>    characters.
>
>    Karl Williamson [7]applied his proposed text for [8]utf8.
>
>    Karl Williamson [9]provides details on the tailored implementation of
>    qr/\b{wb}/, now committed.
>
>    Karen Etheridge updated [10]podlators in blead to 4.04.
>
>    The release of [11]podlators 4.04 accidentally changed the generation of
>    the scripts shebang line on Windows. Craig A. Berry noticed, notified
> Russ
>    Allbery, and Russ will revert those changes.
>
>    Ricardo Signes will [12]delete all RC versions of perl from his CPAN
>    directory. They will remain available on the BACKPAN mirrors.
>
> Bugs
>
>   Reported bugs
>
>      * [13]Perl #127149: A local PerlIO::encoding::fallback setting +
>        encoding causes an infinite loop.
>      * [14]Perl #127189: [15]B::Deparse doesn't emit /n regex flag.
>      * [16]Perl #127182: One digit short to correctly stringify a double
>      * [17]Perl #127183: Non-canonical hexadecimal floats are parsed
>        prematurely.
>      * [18]Perl #127231: Bleadperl breaks [19]App::JobLog.
>      * [20]Perl #127212: ABI incompatibilities with -DDEBUGGING vs. without,
>        caused by memory_debug_header.
>      * [21]Perl #127232: Segmentation fault with [22]Storable.
>
>   Resolved bugs
>
>      * [23]Perl #126845: Perl_newATTRSUB_x: Assertion block failed.
>      * [24]Perl #127131: In Configure: libswanted=nm suddenly harmful.
>      * [25]Perl #126847: Use the new fdclose(3) function in FreeBSD.
>      * [26]Perl #127080: Perldoc for waitpid missing description for
> argument
>        value -1.
>      * [27]Perl #126877: Improve build performance on Win32 substantially by
>        using a real getcwd.
>      * [28]Perl #126042: Segmentation fault in Perl_pp_multiply (and other
>        functions).
>      * [29]Perl #126922: crypt uses uninit/unalloced/freed memory as salt.
>      * [30]Perl #127189: [31]B::Deparse doesn't emit /n regex flag.
>      * [32]Perl #126240: Panic happening after freeing the env after a fork.
>      * [33]Perl #126633: Bleadperl breaks [34]ddb.
>      * [35]Perl #123737: S_no_op assertion failure.
>      * [36]Perl #123788: Unloading [37]Mouse class crashes Perl on 32-bit
>        MSWin32.
>      * [38]Perl #126862: XS [39]File::Spec's canonpath loses taint.
>        (CVE-2015-8607)
>      * [40]Perl #126755: OOB access in [41]VDir::MapPathW (Win32-specific).
>        (CVE-2015-8608)
>
> Proposed patches
>
>    Tony Cook provided a patch in [42]Perl #127063 for a warning generated by
>    setting $[ to zero.
>
>    Tony also provided a patch in [43]Perl #127122 for making sure unless
> ( $a
>    = 2 ) issues a warning just like if ($a = 2) does.
>
>    Yet another patch from Tony in [44]Perl #126991 for integer overflow in
>    line number tracking reported by caller().
>
>    Tony tried a different approach (with a suggestion from Karl Williamson)
>    to handle a VC 2003 crash in [45]Perl #126045.
>
>    Douglas Bell provided a Github [46]Pull Request for [47]Perl #127028.
>
>    Tom Hukins provided a (now merged) patch in [48]Perl #127229 for fixing
>    module paths in INSTALL.
>
>    Niko Tyni provided a patch in [49]Perl #127234 to fix a Configure escape
>    when usecrosscompile is used but there is no targethost.
>
> Discussion
>
>    Dave Mitchell has [50]reworked the context stack system to allow some
>    subroutines to be much faster now. It breaks several CPAN modules
> (notably
>    [51]Scope::Upper) but there seems to be possible fixes in place.
>
>    Tony Cook writes in [52]Perl #127054 (Bleadperl breaking
>    [53]Test::MemoryGrowth) that he is seeing inconsistent behavior if the
>    test is run using perl or using make test and adds some details on how he
>    ran checks and what he found. Tony was not able to find the cause yet.
>
>    Dan Kogai discovered an interesting problem (and opened [54]Perl #127182)
>    with having one digit short to correctly stringify a double. Dan then
>    provided outputs from several languages, showing which also get it wrong
>    (Rakudo Perl 6, PHP 5, Python 2, and Swift) and which get it right (Go,
>    Haskell, Node.js, Python 3, and Ruby). Craig A. Berry added that changing
>    it to 18 fixes a loss of precision he had on FreeBSD, and Zefram linked
>    this issue to [55]Perl #41202.
>
>    Karl Williamson [56]suggested not generating EBCDIC non-1047 tables,
> since
>    there seems to be no user of those. This will save time when regenerating
>    and the Perl distribution size will decrease. Ze'ev Atlas (maintainer of
>    PCRE for z/OS) provides different experience.
>
>    Steve Hay [57]tried to update [58]Pod::Checker, but since it is now
>    derived from [59]Pod::Simple instead of [60]Pod::Parser, there is a
>    failing test that requires additional work. Karl Williamson added that he
>    will work on the changes necessary when time permits, as it is not urgent
>    for Perl 5.24.
>
>    Bulk88 [61]emailed the list about an idea he has for a new threaded
> memory
>    allocator for Win32 perl.
>
>    An [62]email was sent asking about a "secure" version of perl,
> without any
>    FS access.
>
>    Ricardo Signes [63]asks for help on making the release of [64]PathTools
>    simpler, since it carries its own ppport.h file.
>
> References
>
>    1. http://www.nntp.perl.org/group/perl.perl5.porters/233644
>    2. http://www.nntp.perl.org/group/perl.perl5.porters/233653
>    3. http://www.nntp.perl.org/group/perl.perl5.porters/233687
>    4. http://www.nntp.perl.org/group/perl.perl5.porters/233674
>    5. http://www.nntp.perl.org/group/perl.perl5.porters/233675
>    6. http://www.nntp.perl.org/group/perl.perl5.porters/233649
>    7. http://www.nntp.perl.org/group/perl.perl5.porters/233684
>    8. https://metacpan.org/pod/utf8
>    9. http://www.nntp.perl.org/group/perl.perl5.porters/233699
>   10. https://metacpan.org/release/podlators
>   11. https://metacpan.org/release/podlators
>   12. http://www.nntp.perl.org/group/perl.perl5.porters/233715
>   13. https://rt.perl.org/Ticket/Display.html?id=127149
>   14. https://rt.perl.org/Ticket/Display.html?id=127189
>   15. https://metacpan.org/pod/B::Deparse
>   16. https://rt.perl.org/Ticket/Display.html?id=127182
>   17. https://rt.perl.org/Ticket/Display.html?id=127183
>   18. https://rt.perl.org/Ticket/Display.html?id=127231
>   19. https://metacpan.org/pod/App::JobLog
>   20. https://rt.perl.org/Ticket/Display.html?id=127212
>   21. https://rt.perl.org/Ticket/Display.html?id=127232
>   22. https://metacpan.org/pod/Storable
>   23. https://rt.perl.org/Ticket/Display.html?id=126845
>   24. https://rt.perl.org/Ticket/Display.html?id=127131
>   25. https://rt.perl.org/Ticket/Display.html?id=126847
>   26. https://rt.perl.org/Ticket/Display.html?id=127080
>   27. https://rt.perl.org/Ticket/Display.html?id=126877
>   28. https://rt.perl.org/Ticket/Display.html?id=126042
>   29. https://rt.perl.org/Ticket/Display.html?id=126922
>   30. https://rt.perl.org/Ticket/Display.html?id=127189
>   31. https://metacpan.org/pod/B::Deparse
>   32. https://rt.perl.org/Ticket/Display.html?id=126240
>   33. https://rt.perl.org/Ticket/Display.html?id=126633
>   34. https://metacpan.org/pod/ddb
>   35. https://rt.perl.org/Ticket/Display.html?id=123737
>   36. https://rt.perl.org/Ticket/Display.html?id=123788
>   37. https://metacpan.org/pod/Mouse
>   38. https://rt.perl.org/Ticket/Display.html?id=126862
>   39. https://metacpan.org/pod/File::Spec
>   40. https://rt.perl.org/Ticket/Display.html?id=126755
>   41. https://metacpan.org/source/SHAY/perl-5.22.1/win32/vdir.h#L609
>   42. https://rt.perl.org/Ticket/Display.html?id=127063
>   43. https://rt.perl.org/Ticket/Display.html?id=127122
>   44. https://rt.perl.org/Ticket/Display.html?id=126991
>   45. https://rt.perl.org/Ticket/Display.html?id=126045
>   46. https://github.com/mrallen1/Pod-Perldoc/pull/22
>   47. https://rt.perl.org/Ticket/Display.html?id=127028
>   48. https://rt.perl.org/Ticket/Display.html?id=127229
>   49. https://rt.perl.org/Ticket/Display.html?id=127234
>   50. http://www.nntp.perl.org/group/perl.perl5.porters/233631
>   51. https://metacpan.org/pod/Scope::Upper
>   52. https://rt.perl.org/Ticket/Display.html?id=127054
>   53. https://metacpan.org/pod/Test::MemoryGrowth
>   54. https://rt.perl.org/Ticket/Display.html?id=127182
>   55. https://rt.perl.org/Ticket/Display.html?id=41202
>   56. http://www.nntp.perl.org/group/perl.perl5.porters/233663
>   57. http://www.nntp.perl.org/group/perl.perl5.porters/233695
>   58. https://metacpan.org/pod/Pod::Checker
>   59. https://metacpan.org/pod/Pod::Simple
>   60. https://metacpan.org/pod/Pod::Parser
>   61. http://www.nntp.perl.org/group/perl.perl5.porters/233685
>   62. http://www.nntp.perl.org/group/perl.perl5.porters/233726
>   63. http://www.nntp.perl.org/group/perl.perl5.porters/233737
>   64. https://metacpan.org/release/PathTools