expand the xhv_backreferences code notes
authorDavid Mitchell <davem@iabyn.com>
Thu, 29 Jul 2010 16:56:24 +0000 (17:56 +0100)
committerDavid Mitchell <davem@iabyn.com>
Thu, 29 Jul 2010 16:56:24 +0000 (17:56 +0100)
commitcdb996f424d39d435ae0f0a024fbf20c38221b9e
tree9b277cc1fae33657e726e14c160755e95897282a
parentcef0c2ea80abedd0fa6d0e228f3bf5b8bc3d2903
expand the xhv_backreferences code notes

(so that I don't get so confused when I revisit this code in 5 years time)
hv.c
sv.c