<div dir="ltr"><div class="gmail_quote"><div> </div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">
Triggering SIGFPE by invalid instruction is not always possible, some<br>
architectures does not trap division-by-zero at all and even when it's<br>
possible we would have to fight the compiler optimizations that have<br>
tendency to remove undefined operations.<br></blockquote><div><br></div><div><div class="gmail_default" style="font-size:small">Looks good.</div></div></div><div><br></div>-- <br><div dir="ltr" class="gmail_signature"><div dir="ltr"><div>Regards,<br></div><div>Li Wang<br></div></div></div></div>