In order of preference 2 or 3: fixup misaligned accesses 4 or 5: SIGBUS the process in question, rather than silently giving the wrong results (it is the same logic as dividing by zero or accessing memory through an invalid pointer). 0 or 1: silently give wrong results.
I'm afraid the linked IRC discussion has disappeared from the web and is not on archive.org - in any case, mailing lists are the place to hold open source discussions, both so that it is archived and to avoid "select inner group" false consensus among the few people who happen to be awake and hanging out on IRC at the time. -- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of "unsubscribe". Trouble? Contact [EMAIL PROTECTED]