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author | Matthew Horsfall <wolfsage@gmail.com> | 2015-07-20 13:25:41 -0400 |
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committer | Matthew Horsfall <wolfsage@gmail.com> | 2015-07-20 13:36:05 -0400 |
commit | 2ad3e690162d015bf2b0cc83f073d710e8e25fe4 (patch) | |
tree | 9ba16b5e8ae656c5c3911088b9d958d84ecc51c7 | |
parent | 1c9e1c249f3ee943b0090563811df613ebae456e (diff) | |
download | perl-2ad3e690162d015bf2b0cc83f073d710e8e25fe4.tar.gz |
Initial perldelta updates for 5.23.1
-rw-r--r-- | pod/perldelta.pod | 231 |
1 files changed, 3 insertions, 228 deletions
diff --git a/pod/perldelta.pod b/pod/perldelta.pod index 6be1dccfe3..2648dd9e90 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 v5.23.1 =head1 DESCRIPTION @@ -15,18 +12,8 @@ release. If you are upgrading from an earlier release such as 5.22.0, first read L<perl5230delta>, which describes differences between 5.22.0 and 5.23.0. -=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 ] - =head2 Integer shift (C<< << >> and C<< >> >>) now more explicitly defined Negative shifts are reverse shifts: left shift becomes right shift, @@ -71,14 +58,6 @@ That is, C<< sprintf '|%.*2$|', 2, 3 >> now returns C<|002|>. This extends the existing reordering mechanism (which allows reordering for arguments that are used as format fields, widths, and vector separators). -=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 =head2 ASCII characters in variable names must now be all visible @@ -108,8 +87,6 @@ warning it previously triggered) now yields an exception. =head1 Deprecations -XXX Any deprecated features, syntax, modules etc. should be listed here. - =head2 Module removals XXX Remove this section if inapplicable. @@ -139,21 +116,6 @@ as an updated module in the L</Modules and Pragmata> section. [ 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 a =item entry ] - -=over 4 - -=item * - -XXX - -=back - =head1 Modules and Pragmata XXX All changes to installed files in F<cpan/>, F<dist/>, F<ext/> and F<lib/> @@ -211,73 +173,14 @@ XXX =back -=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> - -XXX Description of the purpose of the new file here - -=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<XXX> - -=over 4 - -=item * - -XXX Description of the change here - -=back - =head1 Diagnostics 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 New Diagnostics - -XXX Newly added diagnostic messages go under here, separated into New Errors -and New Warnings - -=head3 New Errors - -=over 4 - -=item * - -XXX L<message|perldiag/"message"> - -=back - -=head3 New Warnings - -=over 4 - -=item * - -XXX L<message|perldiag/"message"> - -=back - =head2 Changes to Existing Diagnostics -XXX Changes (i.e. rewording) of diagnostic messages go here - =over 4 =item * @@ -290,101 +193,10 @@ correctly be emitted by such code). =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 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 * - -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 * - -XXX - -=back - =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 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 XXX-some-platform - -XXX - -=back - -=head2 Discontinued Platforms - -XXX List any platforms that this version of perl no longer compiles on. - -=over 4 - -=item XXX-some-platform - -XXX - -=back - =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 VMS @@ -403,12 +215,6 @@ release of OpenVMS VAX was v7.3 in 2001. =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 * @@ -422,11 +228,6 @@ exception, rather than being silently ignored. =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 * @@ -436,40 +237,14 @@ or a C<PerlIO *> was C<OUTPUT:>ed or imported to Perl, since perl 5.000. These particular typemap entries are thought to be extremely rarely used by XS modules. [perl #124181] -=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 a =item entry ] - -=over 4 - -=item * - -XXX - -=back - -=head1 Errata From Previous Releases - -=over 4 - =item * -XXX Add anything here that we forgot to add, or were mistaken about, in -the perldelta of a previous release. +C<alarm()> and C<sleep()> will now warn if the argument is a negative number +and return undef. Previously they would pass the negative value to the +underlying C function which may have set up a timer with a surprising value. =back -=head1 Obituary - -XXX If any significant core contributor has died, we've added a short obituary -here. - =head1 Acknowledgements XXX Generate this with: |