See L<charnames> for details on all these changes.
-=head2 Other enhancements
+=head2 Uppercase X/B allowed in hexadecimal/binary literals
-=over
-
-=item *
-
-Uppercase X/B allowed in hexadecimal/binary literals (RT#76296) (a674e8d)
-
-=back
+Literals may now use either C<0X...> or C<0B...> in addition to C<0x...>
+and C<0b...> prefixes. (RT#76296) (a674e8d)
=head1 Security
=item *
-Octal character escapes in documentation now prefer either the C<\gDIGIT>
-escape or else a three-digit octal escape as they have less ambiguity than
-other forms of octal escapes. (ce7b6f0) (d8b950d)
+Octal character escapes in documentation now prefer a three-digit octal
+escape or the new C<\o{}> escape as they have more consistent behavior
+in different contexts than other forms. (ce7b6f0) (d8b950d) (e1f120a)
=item *
Documentation now standardizes on the term 'capture group' over 'buffer'
-in regular expression documentation(c27a5cf)
+in regular expression documentation (c27a5cf)
=back
Improved documentation of unusual character escapes (bf82ca4)
+=item *
+
+Clarifies how hexadecimal escapes are interpreted, with particular
+attention to the treatment of invalid characters. (9644846)
+
=back
=head3 L<perlrun>
=back
+=head3 L<perlre>
+
+=over
+
+=item *
+
+Added examples on the perils of not using \g{} when there are more
+than nine back-references (9d86067)
+
+=back
+
=head3 L<perltie>
=over
=item *
+Bug fixes involving CvGV reference counting break L<Sub::Name>. A
+patch has been sent upstream to the maintainer.
+
+=item *
+
readline() returns an empty string instead of undef when it is
interrupted by a signal.