On 04.03.2015 02:31, danie...@apache.org wrote: > Author: danielsh > Date: Wed Mar 4 01:31:57 2015 > New Revision: 1663842 > > URL: http://svn.apache.org/r1663842 > Log: > backport.pl: Track a backwards-incompatible Perl language change. > > * tools/dist/backport.pl > (): Explicitly require version v5.10.0. (Older Perls would not have worked > anyway since they lack the 'say' feature which this script also requires.) > (warnings): Disable experimental::smartmatch warnings under Perl v5.20.1 > and earlier. > > Modified: > subversion/trunk/tools/dist/backport.pl > > Modified: subversion/trunk/tools/dist/backport.pl > URL: > http://svn.apache.org/viewvc/subversion/trunk/tools/dist/backport.pl?rev=1663842&r1=1663841&r2=1663842&view=diff > ============================================================================== > --- subversion/trunk/tools/dist/backport.pl (original) > +++ subversion/trunk/tools/dist/backport.pl Wed Mar 4 01:31:57 2015 > @@ -3,7 +3,16 @@ use warnings; > use strict; > use feature qw/switch say/; > > -#no warnings 'experimental::smartmatch'; > +use v5.10.0; # needed for $^V > + > +# The given/when smartmatch facility, introduced in Perl v5.10, was made > +# experimental and "subject to change" in v5.18 (see perl5180delta). Every > +# use of it now triggers a warning. > +# > +# As of Perl v5.20.1, the semantics of given/when provided by Perl are > +# compatible with those expected by the script, so disable the warning for > +# those Perls. > +no if $^V le v5.20.1, warnings => 'experimental::smartmatch'; > > # Licensed to the Apache Software Foundation (ASF) under one > # or more contributor license agreements. See the NOTICE file
The svn-backport-conflicts bots are red across the board since this commit. The error is: Unknown warnings category 'experimental::smartmatch' at ./.svn/backport.pl line 15 BEGIN failed--compilation aborted at ./.svn/backport.pl line 15. -- Brane
