------- Additional Comments From falk at debian dot org 2005-07-14 13:45 ------- (In reply to comment #4) > Hmmmm. > I swear we just had this discussion for VRP purposes, and that a bug was > recently fixed so that we don't assume that pointer + - integer is NULL.
Well, I checked C99 and C++, and they explain a few cases, never mentioning null pointers, and then say everything else is undefined. Maybe this was different in C89? Seems unlikely, though... -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=22485
