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Dave writes: During January, I finished working on another tranche of ExtUtils::ParseXS fixups, this time focussing on: adding and rewording warning and error messages, and adding new tests for them; improving test coverage: all XS keywords have tests now; reorganising the test infrastructure: deleting obsolete test files, renaming the t/*.t files to a more consistent format; splitting a large test file; modernising tests; refactoring and improving the

Tony writes: 2026/01/05 Monday 0.23 #24055 review, research and approve with comment 0.08 #24054 review and approve 0.12 #24052 review and comment 1.13 #24044 review, research and approve with comment 0.37 #24043 review and approve 0.78 #23918 rebase, testing, push and mark ready for review 1.58 #24001 fix related call_sv issue, testing 0.65 #24001 testing, debugging 4.94 2026/01/06 Tuesday 0.90

Paul writes: This month I managed to finish off a few refalias-related issues, as well as lend some time to help BooK further progress implementing PPC0014 1 Clear pad after multivar foreach https://github.com/Perl/perl5/pull/240 3 Fix B::Concise output for OP_MULTIPARAM https://github.com/Perl/perl5/pull/24066 6 Implement multivariable foreach on refalias https://github.com/Perl/perl5/pull/24094 1 SVf_AMAGIC flag tidying https://github.com/Perl/perl5/pull/24129 2.5 Mentoring BooK towards implementing PPC0014 2 Various github code reviews Total: 15.5 hours

Dave writes: During December, I fixed assorted bugs, and started work on another tranche of ExtUtils::ParseXS fixups, this time focussing on: adding and rewording warning and error messages, and adding new tests for them; improving test coverage: all XS keywords have tests now; reorganising the test infrastructure: deleting obsolete test files, renaming the t/*.t files to a more consistent format; splitting a large test file; modernising tests;

Tony writes: 2025/12/01 Monday 0.23 memEQ cast discussion with khw 0.42 #23965 testing, review and comment 2.03 #23885 review, testing, comments 0.08 #23970 review and approve 0.13 #23971 review and approve 0.08 #23965 follow-up 2.97 2025/12/02 Tuesday 0.73 #23969 research and comment 0.30 #23974 review and approve 0.87 #23975 review and comment 0.38 #23975 review reply and approve

Paul writes: A mix of focus this month. I was hoping to get attributes-v2 towards something that could be reviewed and merged, but then I bumped into a bunch of refalias-related issues. Also spent about 5 hours reviewing Dave's giant xspod rewrite. 1 Rename THING token in grammar to something more meaningful https://github.com/Perl/perl5/pull/23982 4 Continue work on attributes-v2 1 BBC Ticket on Feature-Compat-Class https://github.com/Perl/perl5/issues/23991 2 Experiment with refalias

Tony write: In addition to the typical stream of small changes to review, Dave's second AST rebuild of ExtUtils::ParseXS arrived and I spent several hours reviewing it. In response to #23918 I worked on adding numeric comparison APIs, which are complicated by overloading, NaNs, SVs dual IV/NV implmentation, and of course by overloading. This includes some fixes for the existing sv_numeq API. You can see the current state of this

Paul writes: A mix of things this month, though I didn't get much done in the final week because of preparations for my talk at LPW2025. A useful event though because a few ideas came out of discussions that I shall be looking at for core perl soon. 4 Mentoring preparation for BooK Eric on PPC 0014 4.5 attributes-v2 branch https://github.com/Perl/perl5/pull/23923 3 Experiments with refalias in signatures in XS::Parse::Sublike

Dave writes: Last month was relatively quiet. I worked on a couple of bugs and did some final updates to my branch which rewrites perlxs.pod which I intend to merge in the next few days. Summary: 10:33 GH #16197 re eval stack unwinding 4:47 GH #18669 dereferencing result of ternary operator skips autovivification 2:06 make perl -Dx display lexical variable names 10:58 modernise perlxs.pod Total: 28:24 TOTAL