Maybe im a fool, as it seems all the files in the package were pure perl modules, why it should be a arch specified package instead of a noarch package?
$ find usr/lib64/ -type f -exec file {} \;
usr/lib64/perl5/vendor_perl/AnyEvent.pm: Perl POD document, ASCII text
usr/lib64/perl5/vendor_perl/AE.pm: Perl5 module source, ASCII text
usr/lib64/perl5/vendor_perl/AnyEvent/FAQ.pod: Perl POD document, ASCII text
usr/lib64/perl5/vendor_perl/AnyEvent/Handle.pm: Perl5 module source, ASCII text
usr/lib64/perl5/vendor_perl/AnyEvent/constants.pl: Perl5 module source, ASCII text
usr/lib64/perl5/vendor_perl/AnyEvent/Impl/POE.pm: Perl POD document, Unicode text, UTF-8 text
usr/lib64/perl5/vendor_perl/AnyEvent/Impl/Glib.pm: Perl5 module source, ASCII text
usr/lib64/perl5/vendor_perl/AnyEvent/Impl/FLTK.pm: Perl5 module source, ASCII text
usr/lib64/perl5/vendor_perl/AnyEvent/Impl/EV.pm: Perl5 module source, ASCII text
usr/lib64/perl5/vendor_perl/AnyEvent/Impl/Irssi.pm: Perl5 module source, ASCII text
usr/lib64/perl5/vendor_perl/AnyEvent/Impl/EventLib.pm: Perl5 module source, ASCII text
usr/lib64/perl5/vendor_perl/AnyEvent/Impl/IOAsync.pm: Perl5 module source, ASCII text
usr/lib64/perl5/vendor_perl/AnyEvent/Impl/Tk.pm: Perl5 module source, ASCII text
usr/lib64/perl5/vendor_perl/AnyEvent/Impl/Event.pm: Perl5 module source, ASCII text
usr/lib64/perl5/vendor_perl/AnyEvent/Impl/Qt.pm: Perl5 module source, ASCII text
usr/lib64/perl5/vendor_perl/AnyEvent/Impl/Perl.pm: Perl5 module source, ASCII text
usr/lib64/perl5/vendor_perl/AnyEvent/Impl/Cocoa.pm: Perl5 module source, ASCII text
usr/lib64/perl5/vendor_perl/AnyEvent/Impl/UV.pm: Perl5 module source, ASCII text
usr/lib64/perl5/vendor_perl/AnyEvent/DNS.pm: Perl5 module source, ASCII text
usr/lib64/perl5/vendor_perl/AnyEvent/IO.pm: Perl POD document, ASCII text
usr/lib64/perl5/vendor_perl/AnyEvent/IO/IOAIO.pm: Perl5 module source, ASCII text
usr/lib64/perl5/vendor_perl/AnyEvent/IO/Perl.pm: Perl5 module source, ASCII text
usr/lib64/perl5/vendor_perl/AnyEvent/Socket.pm: Perl5 module source, ASCII text
usr/lib64/perl5/vendor_perl/AnyEvent/Util.pm: Perl5 module source, Unicode text, UTF-8 text
usr/lib64/perl5/vendor_perl/AnyEvent/Intro.pod: Perl POD document, Unicode text, UTF-8 text
usr/lib64/perl5/vendor_perl/AnyEvent/TLS.pm: Perl5 module source, ASCII text, with very long lines (1426)
usr/lib64/perl5/vendor_perl/AnyEvent/Strict.pm: Perl5 module source, ASCII text
usr/lib64/perl5/vendor_perl/AnyEvent/Log.pm: Perl5 module source, ASCII text
usr/lib64/perl5/vendor_perl/AnyEvent/Debug.pm: Perl5 module source, ASCII text
usr/lib64/perl5/vendor_perl/AnyEvent/Util/idna.pl: ASCII text
usr/lib64/perl5/vendor_perl/AnyEvent/Util/uts46data.pl: data
usr/lib64/perl5/vendor_perl/AnyEvent/Loop.pm: Perl5 module source, ASCII text