You have a seriously bad regular expression. I don't see how it could be improved by running on a different architecture.

Try running it like this: 

perl -Mre=debug -le'$n = shift; $na = "a" x $n; print $na =~ /(a?){$n}
+a{$n}/'

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In reply to Re: Perl regex speed by jwkrahn
in thread Perl regex speed by malaigo

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