It won't. Perl 5 and Perl 6 both are different languages.
You may want to read the related discussion at perlmonks on the topic: Will Perl 6 Replace Perl 5?
Question
Will Perl 6 soon included and will replace Perl 5 in all Linux distributions?
La solution
It won't. Perl 5 and Perl 6 both are different languages.
You may want to read the related discussion at perlmonks on the topic: Will Perl 6 Replace Perl 5?
Autres conseils
No. Perl6 will never replace Perl5. They're different languages.