On 8/16/07, Dominique Quatravaux <[EMAIL PROTECTED]> wrote: > -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA1 > > Joshua ben Jore wrote: > > > > caller() is a less-safe kind of operation because it now returns a > > hash ref of the current lexical pragmas. I don't recall why this new > > behavior warranted its removal from the default list of "safe" > > opcodes. > > Maybe because if it returns *refs*, the evil guy could then alter what > they point to?
It isn't clear that modifying the reference does anything. The reference is constructed in the moment that it is asked for. It can contain only strings. I wouldn't swear that it is impossible to have a change be reflected in the data stored in the optree but I suspect it is unlikely. Josh
