This was originally added in commit
8bbdbfcb89 ("Perldelta updates in
prep for tomorrows release", 2016-11-19), we're now at RC1 so it's
pretty clear that this will be in the release.
PERL_USE_UNSAFE_INC=1 which makes Perl behave as it previously did, returning
C<.> to @INC in all child processes.
-WARNING: C<PERL_USE_UNSAFE_INC> has been provided during the perl 5.25
-development cycle and is not guaranteed to function in perl 5.26.
-
=head2 create a safer utf8_hop() called utf8_hop_safe()
Unlike utf8_hop(), utf8_hop_safe() won't navigate before the beginning or after