Begin to finalize perldelta for release

1 files changed, 3 insertions, 187 deletions

diff --git a/pod/perldelta.pod b/pod/perldelta.pod
index 71e78fda8c..f7658b7a17 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 v5.21.1
 
 =head1 DESCRIPTION
@@ -17,16 +14,12 @@ L<perl5210delta>, which describes differences between 5.20.0 and 5.21.0.
 
 =head1 Notice
 
-XXX Any important notices here
+This release removes a number of previously deprecated constructs, many
+that have been around for a long time. Please see L</"Incompatible Changes">
+for more information.
 
 =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 Unicode 7.0 is now supported
 
 For details on what is in this release, see
@@ -70,22 +63,8 @@ It is now possible to pass a parameter to S<C<use locale>> to specify
 a subset of locale categories to be locale-aware, with the remaining
 ones unaffected.  See L<perllocale/The "use locale" pragma> for details.
 
-=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
 
-XXX For a release on a stable branch, this section aspires to be:
-
-    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 C<\N{}> with a sequence of multiple spaces is now a fatal error.
 
 This has been deprecated since v5.18.
@@ -165,8 +144,6 @@ deprecation warnings since then.
 
 =head1 Deprecations
 
-XXX Any deprecated features, syntax, modules etc. should be listed here.
-
 =head2 Using a NO-BREAK space in a character alias for C<\N{...}> is now
 deprecated
 
@@ -183,42 +160,8 @@ brackets C<"[{]">, or by using C<\Q>; otherwise a deprecation warning
 will be raised.  This was first announced as forthcoming in the v5.16
 release; it will allow future extensions to the language to happen.
 
-=head2 Module removals
-
-XXX Remove this section if inapplicable.
-
-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 a =item entry ]
-
 =over 4
 
 =item *
@@ -402,23 +345,8 @@ XXX
 
 =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<perlfunc>
 
 =over 4
@@ -515,14 +443,8 @@ 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 New Diagnostics
 
-XXX Newly added diagnostic messages go under here, separated into New Errors
-and New Warnings
-
 =head3 New Errors
 
 =over 4
@@ -705,8 +627,6 @@ unwise to have added it.
 
 =head2 Changes to Existing Diagnostics
 
-XXX Changes (i.e. rewording) of diagnostic messages go here
-
 =over 4
 
 =item *
@@ -734,13 +654,6 @@ the filename.
 
 =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 F<x2p/>
 
 =over 4
@@ -756,13 +669,6 @@ separate distributions (App::find2perl, App::s2p, App::a2p).
 
 =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 *
@@ -790,50 +696,10 @@ and had probably seriously diverged on both Perl 5 and Perl 6 sides.
 
 =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 NeXTSTEP/OPENSTEP
@@ -847,17 +713,8 @@ for building Perl on them has been removed.
 
 =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
-
 =item OpenBSD
 
 On OpenBSD, Perl will now default to using the system C<malloc> due to the
@@ -872,10 +729,6 @@ L<[perl #122000]|https://rt.perl.org/Ticket/Display.html?id=122000>.
 
 =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.
-
 =over 4
 
 =item *
@@ -907,11 +760,6 @@ with a well-formed UTF-8 encoded character.
 
 =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 *
@@ -996,38 +844,6 @@ mirror character.
 
 =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.
-
-=back
-
-=head1 Obituary
-
-XXX If any significant core contributor has died, we've added a short obituary
-here.
-
 =head1 Acknowledgements
 
 XXX Generate this with: