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Avoid having NULL entries in the weakref backreference array, and
authorNicholas Clark <nick@ccl4.org>
Tue, 21 Jun 2005 12:39:27 +0000 (12:39 +0000)
committerNicholas Clark <nick@ccl4.org>
Tue, 21 Jun 2005 12:39:27 +0000 (12:39 +0000)
commit6a76db8b55b6281740baab9e0ef221938c776ccd
tree8dd732447acb85bff372c5f27d33064684ca8f57
parent668825592272d9b757847b1a84b8de3cb1b3540b
Avoid having NULL entries in the weakref backreference array, and
make S_sv_add_backref O(1) (instead of O(n))

p4raw-id: //depot/perl@24924
sv.c