Dave Mitchell writes: I spent last month mainly working on various assorted RT tickets. Summary bq. 10:54 charset.t and subst.t fail on Solaris under -Duse64bitall 0:40 Bleadperl breaks TOKUHIROM/Module-Build-Pluggable-0.10.tar.gz on Windows 18:02 @INC issues 14:57 Blead breaks Scope::Upper 0:51 $=x~0 segfaults Perl 5.24.0-RC1-2-gde1d2c7 1:00 Slowdown in split list assign 9:50 process p5p mailbox 1:00 review Provide -Dfortify_inc 0:29 review and apply Get -DPERL_MEM_LOG working again 1:00 sort out a unconfig.h

Dave Mitchell writes: I spent last month mainly: continuing to look into some of the CPAN breakage associated with my recent context work that's been merged into blead; continuing to look at smoke and 5.24 blocker issues Summary bq. 0:25 Perl_sv_clear: Assertion 1:11 Flawed environmental variable handling 5:24 regex qr/ fails to compile on x64 debugging optimized builds 15:53 dtrace/-DDEBUGGING builds now fail on Solaris 1:27 Bleadperl v5.23.7-133-g7b0c33a breaks WBRASWELL/RPerl-1.600000.tar.gz

Tony Cook writes: Approximately 57 tickets were reviewed or worked on, and 14 patches were applied. and are related in that both problems are related to the same set of changes. Between perl 5.8 and 5.16 inclusive, perl cached the CV for DESTROY in overload magic for the stash. This was four times faster than the simple method lookup previously done each time an object needed to be destroyed.

Dave Mitchell writes: I spent last month mainly: looking into some of the CPAN breakage associated with my recent context work that's been merged into blead; looking at a build failure with solaris, dtrace, shared library and static inline functions Summary bq. 1:00 Bleadperl breaks Algorithm-Permute 16:01 dtrace/-DDEBUGGING builds now fail on Solaris 6:07 fix build warnings and smoke failures 3:22 fixup CPAN distributions affected by context changes 6:11 fixup

Tony Cook has requested an extension of $20,000 for his Maintaining Perl 5 grant. This grant has been running successfully since July 2013. If this extension is grounded it would allow Tony to devote another 400 hours to the project. The funds for this extension would come from the Perl 5 Core Maintenance Fund. As well as posting reports on the p5p mailing list Tony provides detailed monthly reports, the

Jonathan Worthington's "recent grant application":http://news.perlfoundation.org/2016/02/grant-proposal-perl-6-performa.html, through the "Perl 6 Core Development Fund":http://www.perlfoundation.org/perl_6_core_development_fund, has been successful. This grant will allow Jonathan to dedicate 200 hours to improve both runtime and compiler performance of Rakudo Perl 6. I would like to thank all the community members who took time to comment on this grant request and our sponsors who made funding the grant possible.

Tony Cook writes: Approximately 43 tickets were reviewed, and 11 patches were applied Hours Activity 2.38 #123737 testing, apply to blead #123737 testing, produce a patch and comment #123737 re-test, look for similar no_op issues, push to blead 2.15 #123788 re-check patch, testing #123788 more testing, apply to blead 4.37 #124387 work on autoload on top of above #124387 testing, code archaeology, produce patches and comment #124387 review test results,

Dave Mitchell writes: I didn't do much this month because I was mostly on vacation. Fixed a couple of bugs. I did merge in my context revamping work, but that's being separately funded by Booking.com. Summary: bq. 2:00 Assert fail/segfault in Perl_sv_pvn_force_flags 2:19 enhance Porting/bench.pl's display formats 3:57 process p5p mailbox 1:00 remove vestigial use of PRIVSHIFT **9:16 Total As of 2015/12/31: since the beginning of the grant: bq. 120.0

Tony Cook writes: Approximately 28 tickets were reviewed, and 5 patches were applied. Hours Activity 0.33 #123981 review and comment 0.38 #123991 re-test and apply to blead |4.24 #124097 research #124097 research, testing #124097 more research and testing, comment with new patch 1.62 #124840 work on reverting 8c34e50dc, deal with conflicts #124840 more conflicts, testing 2.08 #125540 testing, debugging, trying to understand base cause 0.43 #125789/#121048/#125341 test the open tickets

Dave Mitchell writes: This report notionally covers 2 months, but almost all of November has no hours because it was during a gap before my grant was extended. I spent most of my time fixing assorted RT tickets and smoke issues. Summary bq. 2:36 Illegal division by zero leads to Assertion 2:33 Unknown regexp modifier/unmatched 1:21 Bleadperl v5.23.1-199-ga5f4850 breaks BRUMLEVE/ddb-1.3.1.tar.gz 1:00 Out-of-bounds Reads 3:10 Perl_rpeep: Assertion `oldoldop->op_next oldop 8:48 fix

Jonathan Worthington has submitted the following grant proposal under the Perl 6 Core Development Fund. Before we vote on this proposal we would like to get feedback and endorsements from the Perl community. Please leave feedback in the comments or send email with your comments to karen at perlfoundation.org. Name: Jonathan Worthington Project Title: Perl 6 Performance and Reliability Engineering Synopsis: Improve both runtime and compiler performance of Rakudo Perl

I am pleased to announce that Ricardo Signes' recent grant application to cover the cost of his travel to the QA Hackathon has been successful. I would like to thank everyone who provided feedback on this grant. This grant was awarded from our Perl 5 Core Maintenance Fund. If you would like to contribute to this fund please use our donation system or contact karen perlfoundation.org The QA Hackathon is

Jonathan Worthington writes: I applied for a third and final extension of my Perl 6 Release Goals grant, which was published for comments in December and subsequently approved. The final extension granted a further 110 hours of work, which I completed prior to the Christmas release of Perl 6. This report covers the work that was done under this extension, and concludes with some final comments on the grant as

We have received the following grant application from Ricardo Signes. Before we vote on this proposal we would like to have a period of community consultation that will last seven days. Please leave feedback in the comments or if you prefer send email with your comments to karen at perlfoundation.org. Name: Ricardo Signes Project Title: Perl QA Hackathon 2016 Amount Requested: $1200 Synopsis: This grant will be used to pay

We have received the following Perl 6 Ian Hague Grant Application. Before we vote on this proposal we would like to have a period of community consultation for 10 days. Please leave feedback in the comments or if you prefer send email with your comments to karen at perlfoundation.org. Name: Paweł Murias Project Title: JavaScript backend for Rakudo Synopsis: Improve the JavaScript backend from handling NQP to full Perl 6.

Tony Cook writes: Approximately 54 tickets were reviewed, and 12 patches were applied. illustrates how some of perl's internal tools need to be careful of which parts of the language they use. The tr/// operator can do its job in one of two ways, if all the code points are between 0 and 255 with a 256 entry table of shorts, otherwise using a swash, which is created by

Tony Cook writes: Approximately 46 tickets were reviewed, and 13 patches were applied. Hours Activity 1.98 #123658 review, testing, apply to blead 0.42 #123985, #123831 review, research, ask kid51 for a test build 2.93 #123994 review code, testing #123994 more testing, comment with some possible fixes 0.63 #124063 apply to blead with some fiddling 2.29 #124068 review, research #124068 more research, comment 0.85 #124080 review, testing, comment 0.35 #125569 research,

Jonathan has successfully completed his first grant extension of his "Perl 6 Release Goals":http://news.perlfoundation.org/2015/04/grant-proposal-perl-6-release.html grant. He has provided the following report and is asking for another extension to continue with this work. Before we make a decision on this extension we would like to have a period of community consultation that will last for seven days. Please leave feedback in the comments or, if you prefer, email your comments to

Tony Cook writes: Approximately 42 tickets were reviewed or worked on, and 7 patches were applied. Hours Activity 1.20 #120903 review, testing, apply to blead #120903 fix typo, half-write a perldelta entry and decide not to 0.97 #122368 review new patch, comment 0.65 #123831 review discussion, research and comment 2.52 #123867 review newest patches, testing #123867 review test results, apply to blead 2.98 #123981 travis modifications and testing #123981 review

Dave Mitchell writes: I spent October mainly working on two things. First, I optimised some common arithmetic operators: so that for the very common case of both args being simple ints in ranges that won't overflow, or both being floats, a simple C-level or whatever can be directly done. For more complex or mixed args, it falls back to the existing slower code. For and I optimised the simple integer