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Diffstat (limited to 'pod/perldelta.pod')
| -rw-r--r-- | pod/perldelta.pod | 389 |
1 files changed, 283 insertions, 106 deletions
diff --git a/pod/perldelta.pod b/pod/perldelta.pod index 81e7f0737a..351cf81557 100644 --- a/pod/perldelta.pod +++ b/pod/perldelta.pod @@ -2,86 +2,177 @@ =head1 NAME -perldelta - what is new for perl v5.32.1 +[ this is a template for a new perldelta file. Any text flagged as XXX needs +to be processed before release. ] + +perldelta - what is new for perl v5.32.2 =head1 DESCRIPTION -This document describes differences between the 5.32.0 release and the 5.32.1 +This document describes differences between the 5.32.1 release and the 5.32.2 release. -If you are upgrading from an earlier release such as 5.31.0, first read -L<perl5320delta>, which describes differences between 5.31.0 and 5.32.0. +If you are upgrading from an earlier release such as 5.32.0, first read +L<perl5321delta>, which describes differences between 5.32.0 and 5.32.1. + +=head1 Notice + +XXX Any important notices here + +=head1 Core Enhancements + +XXX New core language features go here. Summarize user-visible core language +enhancements. Particularly prominent performance optimisations could go +here, but most should go in the L</Performance Enhancements> section. + +[ List each enhancement as a =head2 entry ] + +=head1 Security + +XXX Any security-related notices go here. In particular, any security +vulnerabilities closed should be noted here rather than in the +L</Selected Bug Fixes> section. + +[ List each security issue as a =head2 entry ] =head1 Incompatible Changes -There are no changes intentionally incompatible with Perl 5.32.0. If any -exist, they are bugs, and we request that you submit a report. See -L</Reporting Bugs> below. +XXX For a release on a stable branch, this section aspires to be: -=head1 Modules and Pragmata + There are no changes intentionally incompatible with 5.XXX.XXX + If any exist, they are bugs, and we request that you submit a + report. See L</Reporting Bugs> below. -=head2 Updated Modules and Pragmata +[ List each incompatible change as a =head2 entry ] + +=head1 Deprecations + +XXX Any deprecated features, syntax, modules etc. should be listed here. + +=head2 Module removals + +XXX Remove this section if not applicable. + +The following modules will be removed from the core distribution in a +future release, and will at that time need to be installed from CPAN. +Distributions on CPAN which require these modules will need to list them as +prerequisites. + +The core versions of these modules will now issue C<"deprecated">-category +warnings to alert you to this fact. To silence these deprecation warnings, +install the modules in question from CPAN. + +Note that these are (with rare exceptions) fine modules that you are encouraged +to continue to use. Their disinclusion from core primarily hinges on their +necessity to bootstrapping a fully functional, CPAN-capable Perl installation, +not usually on concerns over their design. + +=over + +=item XXX + +XXX Note that deprecated modules should be listed here even if they are listed +as an updated module in the L</Modules and Pragmata> section. + +=back + +[ List each other deprecation as a =head2 entry ] + +=head1 Performance Enhancements + +XXX Changes which enhance performance without changing behaviour go here. +There may well be none in a stable release. + +[ List each enhancement as an =item entry ] =over 4 =item * -L<Data::Dumper> has been upgraded from version 2.174 to 2.174_01. +XXX -A number of memory leaks have been fixed. +=back -=item * +=head1 Modules and Pragmata -L<DynaLoader> has been upgraded from version 1.47 to 1.47_01. +XXX All changes to installed files in F<cpan/>, F<dist/>, F<ext/> and F<lib/> +go here. If Module::CoreList is updated, generate an initial draft of the +following sections using F<Porting/corelist-perldelta.pl>. A paragraph summary +for important changes should then be added by hand. In an ideal world, +dual-life modules would have a F<Changes> file that could be cribbed. -=item * +The list of new and updated modules is modified automatically as part of +preparing a Perl release, so the only reason to manually add entries here is if +you're summarising the important changes in the module update. (Also, if the +manually-added details don't match the automatically-generated ones, the +release manager will have to investigate the situation carefully.) -L<Module::CoreList> has been upgraded from version 5.20200620 to 5.20210123. +[ Within each section, list entries as an =item entry ] + +=head2 New Modules and Pragmata + +=over 4 =item * -L<Opcode> has been upgraded from version 1.47 to 1.48. +XXX Remove this section if not applicable. + +=back + +=head2 Updated Modules and Pragmata -A warning has been added about evaluating untrusted code with the perl -interpreter. +=over 4 =item * -L<Safe> has been upgraded from version 2.41 to 2.41_01. +L<XXX> has been upgraded from version A.xx to B.yy. + +If there was something important to note about this change, include that here. + +=back + +=head2 Removed Modules and Pragmata + +=over 4 -A warning has been added about evaluating untrusted code with the perl -interpreter. +=item * + +XXX =back =head1 Documentation -=head2 New Documentation +XXX Changes to files in F<pod/> go here. Consider grouping entries by +file and be sure to link to the appropriate page, e.g. L<perlfunc>. -=head3 L<perlgov> +=head2 New Documentation -Documentation of the newly formed rules of governance for Perl. +XXX Changes which create B<new> files in F<pod/> go here. -=head3 L<perlsecpolicy> +=head3 L<XXX> -Documentation of how the Perl security team operates and how the team evaluates -new security reports. +XXX Description of the purpose of the new file here =head2 Changes to Existing Documentation -We have attempted to update the documentation to reflect the changes listed in -this document. If you find any we have missed, open an issue at -L<https://github.com/Perl/perl5/issues>. +We have attempted to update the documentation to reflect the changes +listed in this document. If you find any we have missed, open an issue +at L<https://github.com/Perl/perl5/issues>. + +XXX Changes which significantly change existing files in F<pod/> go here. +However, any changes to F<pod/perldiag.pod> should go in the L</Diagnostics> +section. Additionally, the following selected changes have been made: -=head3 L<perlop> +=head3 L<XXX> =over 4 =item * -Document range op behaviour change. +XXX Description of the change here =back @@ -91,147 +182,233 @@ The following additions or changes have been made to diagnostic output, including warnings and fatal error messages. For the complete list of diagnostic messages, see L<perldiag>. -=head2 Changes to Existing Diagnostics +XXX New or changed warnings emitted by the core's C<C> code go here. Also +include any changes in L<perldiag> that reconcile it to the C<C> code. + +=head2 New Diagnostics + +XXX Newly added diagnostic messages go under here, separated into New Errors +and New Warnings + +=head3 New Errors =over 4 =item * -L<\K not permitted in lookahead/lookbehind in regex; marked by <-- HERE in mE<sol>%sE<sol>|perldiag/"\K not permitted in lookahead/lookbehind in regex; marked by <-- HERE in m/%s/"> +XXX L<message|perldiag/"message"> + +=back + +=head3 New Warnings -This error was incorrectly produced in some cases involving nested lookarounds. -This has been fixed. +=over 4 + +=item * -[L<GH #18123|https://github.com/Perl/perl5/issues/18123>] +XXX L<message|perldiag/"message"> =back -=head1 Configuration and Compilation +=head2 Changes to Existing Diagnostics + +XXX Changes (i.e. rewording) of diagnostic messages go here =over 4 =item * -Newer 64-bit versions of the Intel C/C++ compiler are now recognized and have -the correct flags set. +XXX Describe change here + +=back + +=head1 Utility Changes + +XXX Changes to installed programs such as F<perldoc> and F<xsubpp> go here. +Most of these are built within the directory F<utils>. + +[ List utility changes as a =head2 entry for each utility and =item +entries for each change +Use L<XXX> with program names to get proper documentation linking. ] + +=head2 L<XXX> + +=over 4 =item * -We now trap SIGBUS when F<Configure> checks for C<va_copy>. +XXX + +=back -On several systems the attempt to determine if we need C<va_copy> or similar -results in a SIGBUS instead of the expected SIGSEGV, which previously caused a -core dump. +=head1 Configuration and Compilation -[L<GH #18148|https://github.com/Perl/perl5/issues/18148>] +XXX Changes to F<Configure>, F<installperl>, F<installman>, and analogous tools +go here. Any other changes to the Perl build process should be listed here. +However, any platform-specific changes should be listed in the +L</Platform Support> section, instead. + +[ List changes as an =item entry ]. + +=over 4 + +=item * + +XXX =back =head1 Testing -Tests were added and changed to reflect the other additions and changes in this -release. +XXX Any significant changes to the testing of a freshly built perl should be +listed here. Changes which create B<new> files in F<t/> go here as do any +large changes to the testing harness (e.g. when parallel testing was added). +Changes to existing files in F<t/> aren't worth summarizing, although the bugs +that they represent may be covered elsewhere. + +XXX If there were no significant test changes, say this: + +Tests were added and changed to reflect the other additions and changes +in this release. + +XXX If instead there were significant changes, say this: + +Tests were added and changed to reflect the other additions and +changes in this release. Furthermore, these significant changes were +made: + +[ List each test improvement as an =item entry ] + +=over 4 + +=item * + +XXX + +=back =head1 Platform Support -=head2 Platform-Specific Notes +XXX Any changes to platform support should be listed in the sections below. + +[ Within the sections, list each platform as an =item entry with specific +changes as paragraphs below it. ] + +=head2 New Platforms + +XXX List any platforms that this version of perl compiles on, that previous +versions did not. These will either be enabled by new files in the F<hints/> +directories, or new subdirectories and F<README> files at the top level of the +source tree. =over 4 -=item MacOS (Darwin) +=item XXX-some-platform -The hints file for darwin has been updated to handle future macOS versions -beyond 10. Perl can now be built on macOS Big Sur. +XXX -[L<GH #17946|https://github.com/Perl/perl5/issues/17946>, -L<GH #18406|https://github.com/Perl/perl5/issues/18406>] +=back -=item Minix +=head2 Discontinued Platforms -Build errors on Minix have been fixed. +XXX List any platforms that this version of perl no longer compiles on. -[L<GH #17908|https://github.com/Perl/perl5/issues/17908>] +=over 4 + +=item XXX-some-platform + +XXX =back -=head1 Selected Bug Fixes +=head2 Platform-Specific Notes + +XXX List any changes for specific platforms. This could include configuration +and compilation changes or changes in portability/compatibility. However, +changes within modules for platforms should generally be listed in the +L</Modules and Pragmata> section. =over 4 -=item * +=item XXX-some-platform + +XXX -Some list assignments involving C<undef> on the left-hand side were -over-optimized and produced incorrect results. +=back -[L<GH #16685|https://github.com/Perl/perl5/issues/16685>, -L<GH #17816|https://github.com/Perl/perl5/issues/17816>] +=head1 Internal Changes -=item * +XXX Changes which affect the interface available to C<XS> code go here. Other +significant internal changes for future core maintainers should be noted as +well. -Fixed a bug in which some regexps with recursive subpatterns matched -incorrectly. +[ List each change as an =item entry ] -[L<GH #18096|https://github.com/Perl/perl5/issues/18096>] +=over 4 =item * -Fixed a deadlock that hung the build when Perl is compiled for debugging memory -problems and has PERL_MEM_LOG enabled. +XXX + +=back -[L<GH #18341|https://github.com/Perl/perl5/issues/18341>] +=head1 Selected Bug Fixes -=item * +XXX Important bug fixes in the core language are summarized here. Bug fixes in +files in F<ext/> and F<lib/> are best summarized in L</Modules and Pragmata>. -Fixed a crash in the use of chained comparison operators when run under "no -warnings 'uninitialized'". +[ List each fix as an =item entry ] -[L<GH #17917|https://github.com/Perl/perl5/issues/17917>, -L<GH #18380|https://github.com/Perl/perl5/issues/18380>] +=over 4 =item * -Exceptions thrown from destructors during global destruction are no longer -swallowed. +XXX -[L<GH #18063|https://github.com/Perl/perl5/issues/18063>] +=back + +=head1 Known Problems + +XXX Descriptions of platform agnostic bugs we know we can't fix go here. Any +tests that had to be C<TODO>ed for the release would be noted here. Unfixed +platform specific bugs also go here. + +[ List each fix as an =item entry ] + +=over 4 + +=item * + +XXX =back -=head1 Acknowledgements +=head1 Errata From Previous Releases + +=over 4 -Perl 5.32.1 represents approximately 7 months of development since Perl 5.32.0 -and contains approximately 7,000 lines of changes across 80 files from 23 -authors. +=item * + +XXX Add anything here that we forgot to add, or were mistaken about, in +the perldelta of a previous release. -Excluding auto-generated files, documentation and release tools, there were -approximately 1,300 lines of changes to 23 .pm, .t, .c and .h files. +=back -Perl continues to flourish into its fourth decade thanks to a vibrant community -of users and developers. The following people are known to have contributed -the improvements that became Perl 5.32.1: +=head1 Obituary -Adam Hartley, Andy Dougherty, Dagfinn Ilmari Mannsåker, Dan Book, David -Mitchell, Graham Knop, Graham Ollis, Hauke D, H.Merijn Brand, Hugo van der -Sanden, John Lightsey, Karen Etheridge, Karl Williamson, Leon Timmermans, Max -Maischein, Nicolas R., Ricardo Signes, Richard Leach, Sawyer X, Sevan Janiyan, -Steve Hay, Tom Hukins, Tony Cook. +XXX If any significant core contributor or member of the CPAN community has +died, add a short obituary here. -The list above is almost certainly incomplete as it is automatically generated -from version control history. In particular, it does not include the names of -the (very much appreciated) contributors who reported issues to the Perl bug -tracker. +=head1 Acknowledgements -Many of the changes included in this version originated in the CPAN modules -included in Perl's core. We're grateful to the entire CPAN community for -helping Perl to flourish. +XXX Generate this with: -For a more complete list of all of Perl's historical contributors, please see -the F<AUTHORS> file in the Perl source distribution. + perl Porting/acknowledgements.pl v5.32.1..HEAD =head1 Reporting Bugs -If you find what you think is a bug, you might check the perl bug database at -L<https://github.com/Perl/perl5/issues>. There may also be information at +If you find what you think is a bug, you might check the perl bug database +at L<https://github.com/Perl/perl5/issues>. There may also be information at L<http://www.perl.org/>, the Perl Home Page. If you believe you have an unreported bug, please open an issue at @@ -240,13 +417,13 @@ tiny but sufficient test case. If the bug you are reporting has security implications which make it inappropriate to send to a public issue tracker, then see -L<perlsec/SECURITY VULNERABILITY CONTACT INFORMATION> for details of how to -report the issue. +L<perlsec/SECURITY VULNERABILITY CONTACT INFORMATION> +for details of how to report the issue. =head1 Give Thanks -If you wish to thank the Perl 5 Porters for the work we had done in Perl 5, you -can do so by running the C<perlthanks> program: +If you wish to thank the Perl 5 Porters for the work we had done in Perl 5, +you can do so by running the C<perlthanks> program: perlthanks |