The tr///

Test case:


use strict;
use warnings;
use utf8;
use 5.010000;
use autodie;

binmode STDOUT, ':utf8';

my $x = "Perlα";
$x =~ tr/αα/βγ/;
say "$^V $x";


reports:

v5.16.0 Perlγ

but it should place a beta as in 5.14:

v5.14.2 Perlβ

This is fixed in upstream with commit: 

commit cb6d347447b642c0af2d1a378f437459e42ef4f1
Author: Karl Williamson <public@khwilliamson.com>
Date:   Mon Jun 11 09:56:56 2012 -0600

    PATCH: [perl #113584] tr/// multiple transliterations
    
    Commit 4de6d205aeab9ec737ca35ba4eb61f37cebefc55 failed to take into
    consideration tr///.