text_combined: klaasjan stol parrotbugfollowupparrotcodeorg new ticket created klaasjan stol please include string perl 57636 subject line future correspondence issue pdd19 optional cunique_reg modifier force register allocator associate identifier unique register duration subroutine however document would want flag maybe add example needs clarified kjs tue 05 aug 2008 105108 0700 perl 57636 todopdd19 document reason unique_reg flag