In perl.git, the branch maint-5.20 has been updated <http://perl5.git.perl.org/perl.git/commitdiff/0e01dafe73b545efb8ad973a2350ff80abedb4d4?hp=f659636a49dd034a887cd31111d0379455dfbc95>
- Log ----------------------------------------------------------------- commit 0e01dafe73b545efb8ad973a2350ff80abedb4d4 Author: Steve Hay <[email protected]> Date: Thu Jan 29 08:51:26 2015 +0000 perldelta - Copy-editing M pod/perldelta.pod commit b14dbf06ac806fca2d8297a7774515f5d0d1fa90 Author: Steve Hay <[email protected]> Date: Thu Jan 29 08:43:34 2015 +0000 perldelta - Two spelling corrections M pod/perldelta.pod commit 15cb46fc8f9cca5948db49897109f434d1627422 Author: Steve Hay <[email protected]> Date: Thu Jan 29 08:36:35 2015 +0000 perldelta - Remove boilerplate sections except for Acknowledgements M pod/perldelta.pod commit adb84517248c45bf01afef7bbdb01af4ad430a2f Author: Steve Hay <[email protected]> Date: Thu Jan 29 08:32:17 2015 +0000 perldelta - Note the addition of perlunicook Manually backported from commit 9ce6583ecf6a46b2c441882c4eb964964e787e74. M pod/perldelta.pod ----------------------------------------------------------------------- Summary of changes: pod/perldelta.pod | 228 +++++++++++------------------------------------------- 1 file changed, 44 insertions(+), 184 deletions(-) diff --git a/pod/perldelta.pod b/pod/perldelta.pod index 3d3c436..d617b55 100644 --- a/pod/perldelta.pod +++ b/pod/perldelta.pod @@ -2,9 +2,6 @@ =head1 NAME -[ 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 v5.20.2 =head1 DESCRIPTION @@ -15,39 +12,12 @@ release. If you are upgrading from an earlier release such as 5.20.0, first read L<perl5201delta>, which describes differences between 5.20.0 and 5.20.1. -=head1 Notice - -XXX Any important notices here - -=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 5.20.1. If any exist, they are bugs, and we request that you submit a report. See L</Reporting Bugs> below. -=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 a =item entry ] - -=over 4 - -=item * - -XXX - -=back - =head1 Modules and Pragmata =head2 Updated Modules and Pragmata @@ -100,15 +70,15 @@ A warning from the B<gcc> compiler is now avoided when building the XS. L<PerlIO::scalar> has been upgraded from version 0.18 to 0.18_01. -Reading from a position well past the end of the scalar now correctly -returns end of file. +Reading from a position well past the end of the scalar now correctly returns +end of file. L<[perl #123443]|https://rt.perl.org/Ticket/Display.html?id=123443> -Seeking to a negative position still fails, but no longer leaves the -file position set to a negation location. +Seeking to a negative position still fails, but no longer leaves the file +position set to a negation location. -C<eof()> on a C<PerlIO::scalar> handle now properly returns true when -the file position is past the 2GB mark on 32-bit systems. +C<eof()> on a C<PerlIO::scalar> handle now properly returns true when the file +position is past the 2GB mark on 32-bit systems. =item * @@ -120,23 +90,15 @@ Minor grammatical change to the documentation only. =head1 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>. - =head2 New Documentation -XXX Changes which create B<new> files in F<pod/> go here. - -=head3 L<XXX> +=head3 L<perlunicook> -XXX Description of the purpose of the new file here +This document, by Tom Christiansen, provides examples of handling Unicode in +Perl. =head2 Changes to Existing Documentation -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. - =head3 L<perlexperiment> =over 4 @@ -177,13 +139,8 @@ 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>. -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 Changes to Existing Diagnostics -XXX Changes (i.e. rewording) of diagnostic messages go here - =over 4 =item * @@ -198,52 +155,8 @@ documented. This warning is not new, but was not previously documented here. =back -=head1 Utility Changes - -XXX Changes to installed programs such as F<perlbug> and F<xsubpp> go here. -Most of these are built within the directories F<utils> and F<x2p>. - -[ 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 * - -XXX - -=back - -=head1 Configuration and Compilation - -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 a =item entry ]. - -=over 4 - -=item * - -XXX - -=back - =head1 Testing -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. - -[ List each test improvement as a =item entry ] - =over 4 =item * @@ -256,54 +169,13 @@ fixed. =head1 Platform Support -XXX Any changes to platform support should be listed in the sections below. - -[ Within the sections, list each platform as a =item entry with specific -changes as paragraphs below it. ] - =head2 Regained Platforms -IRIX and Tru64 platforms are working again. -(Some C<make test> failures remain.) - -=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 XXX-some-platform - -XXX - -=back - -=head1 Internal Changes - -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. - -[ List each change as a =item entry ] - -=over 4 - -=item * - -XXX - -=back +IRIX and Tru64 platforms are working again. (Some C<make test> failures +remain.) =head1 Selected Bug Fixes -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>. - -[ List each fix as a =item entry ] - =over 4 =item * @@ -315,8 +187,8 @@ L<[cpan #85570]|https://rt.cpan.org/Ticket/Display.html?id=85570> =item * -In Perl 5.20.0, C<$^N> accidentally had the internal UTF8 flag turned off -if accessed from a code block within a regular expression, effectively +In Perl 5.20.0, C<$^N> accidentally had the internal UTF8 flag turned off if +accessed from a code block within a regular expression, effectively UTF8-encoding the value. This has been fixed. L<[perl #123135]|https://rt.perl.org/Ticket/Display.html?id=123135> @@ -341,24 +213,23 @@ L<[perl #122747]|https://rt.perl.org/Ticket/Display.html?id=122747> =item * Due to a mistake in the string-copying logic, copying the value of a state -variable could instead steal the value and undefine the variable. This -bug, introduced in 5.20, would happen mostly for long strings (1250 chars -or more), but could happen for any strings under builds with copy-on-write +variable could instead steal the value and undefine the variable. This bug, +introduced in Perl 5.20, would happen mostly for long strings (1250 chars or +more), but could happen for any strings under builds with copy-on-write disabled. L<[perl #123029]|https://rt.perl.org/Ticket/Display.html?id=123029> =item * -Fixed a bug that could cause perl to execute an infite loop during +Fixed a bug that could cause perl to execute an infinite loop during compilation. L<[perl #122995]|https://rt.perl.org/Ticket/Display.html?id=122995> =item * -On Win32, restoring in a child pseudo-process a variable that was -C<local()>ed in a parent pseudo-process before the C<fork> happened caused -memory corruption and a crash in the child pseudo-process (and therefore OS -process). +On Win32, restoring in a child pseudo-process a variable that was C<local()>ed +in a parent pseudo-process before the C<fork> happened caused memory corruption +and a crash in the child pseudo-process (and therefore OS process). L<[perl #40565]|https://rt.perl.org/Ticket/Display.html?id=40565> =item * @@ -369,26 +240,26 @@ L<[perl #122669]|https://rt.perl.org/Ticket/Display.html?id=122669> =item * -Calling C<write> on a format with a C<^**> field could produce a panic -in sv_chop() if there were insufficient arguments or if the variable -used to fill the field was empty. +Calling C<write> on a format with a C<^**> field could produce a panic in +sv_chop() if there were insufficient arguments or if the variable used to fill +the field was empty. L<[perl #123245]|https://rt.perl.org/Ticket/Display.html?id=123245> =item * -In perl 5.20.0, C<sort CORE::fake> where 'fake' is anything other than a -keyword started chopping of the last 6 characters and treating the result -as a sort sub name. The previous behaviour of treating "CORE::fake" as a -sort sub name has been restored. +In Perl 5.20.0, C<sort CORE::fake> where 'fake' is anything other than a +keyword started chopping of the last 6 characters and treating the result as a +sort sub name. The previous behaviour of treating "CORE::fake" as a sort sub +name has been restored. L<[perl #123410]|https://rt.perl.org/Ticket/Display.html?id=123410> =item * -A bug in regular expression patterns that could lead to segfaults and -other crashes has been fixed. This occurred only in patterns compiled -with C<"/i">, while taking into account the current POSIX locale (this usually -means they have to be compiled within the scope of C<S<"use locale">>), -and there must be a string of at least 128 consecutive bytes to match. +A bug in regular expression patterns that could lead to segfaults and other +crashes has been fixed. This occurred only in patterns compiled with C<"/i">, +while taking into account the current POSIX locale (this usually means they +have to be compiled within the scope of C<S<"use locale">>), and there must be +a string of at least 128 consecutive bytes to match. L<[perl #123539]|https://rt.perl.org/Ticket/Display.html?id=123539> =item * @@ -404,8 +275,8 @@ L<[perl #123495]|https://rt.perl.org/Ticket/Display.html?id=123495> =item * Certain syntax errors in substitutions, such as C<< s/${<>{})// >>, would -crash, and had done so since Perl 5.10. (In some cases the crash did not -start happening till 5.16.) The crash has, of course, been fixed. +crash, and had done so since Perl 5.10. (In some cases the crash did not start +happening until Perl 5.16.) The crash has, of course, been fixed. L<[perl #123542]|https://rt.perl.org/Ticket/Display.html?id=123542> =item * @@ -416,10 +287,10 @@ L<[perl #123198]|https://rt.perl.org/Ticket/Display.html?id=123198> =item * -C<< formline("@...", "a"); >> would crash. The C<FF_CHECKNL> cas in -pp_formline() didn't set the pointer used to mark the chop position, -which led to the C<FF_MORE> case crashing with a segmentation fault. -This has been fixed. +C<< formline("@...", "a"); >> would crash. The C<FF_CHECKNL> case in +pp_formline() didn't set the pointer used to mark the chop position, which led +to the C<FF_MORE> case crashing with a segmentation fault. This has been +fixed. L<[perl #123538]|https://rt.perl.org/Ticket/Display.html?id=123538> L<[perl #123622]|https://rt.perl.org/Ticket/Display.html?id=123622> @@ -433,12 +304,6 @@ L<[perl #123604]|https://rt.perl.org/Ticket/Display.html?id=123604> =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 a =item entry ] - =over 4 =item * @@ -454,19 +319,14 @@ argument to C<sort>. This will be fixed in a future version of Perl. =item * -A regression has been fixed that was introduced in v5.20.0 (fixed in -v5.20.1 as well as here) in which a UTF-8 encoded regular expression -pattern that contains a single ASCII lowercase letter does not match its -uppercase counterpart. +A regression has been fixed that was introduced in Perl 5.20.0 (fixed in Perl +5.20.1 as well as here) in which a UTF-8 encoded regular expression pattern +that contains a single ASCII lowercase letter does not match its uppercase +counterpart. L<[perl #122655]|https://rt.perl.org/Ticket/Display.html?id=122655> =back -=head1 Obituary - -XXX If any significant core contributor has died, we've added a short obituary -here. - =head1 Acknowledgements XXX Generate this with: @@ -477,8 +337,8 @@ XXX Generate this with: If you find what you think is a bug, you might check the articles recently posted to the comp.lang.perl.misc newsgroup and the perl bug database at -https://rt.perl.org/ . There may also be information at -http://www.perl.org/ , the Perl Home Page. +https://rt.perl.org/ . There may also be information at http://www.perl.org/ , +the Perl Home Page. If you believe you have an unreported bug, please run the L<perlbug> program included with your release. Be sure to trim your bug down to a tiny but -- Perl5 Master Repository
