Date: Wed, 26 May 1999 14:19:53 +1000 From: obituary <c9710216@atlas.newcastle.edu.au> To: current@FreeBSD.ORG Subject: Re: More compiler option comparisons Message-ID: <374B7669.E8463ABF@atlas.newcastle.edu.au> References: <199905251635.MAA11353@khavrinen.lcs.mit.edu> <19990525133459.B17956@dan.emsphone.com>
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Dan Nelson wrote: > -O4 doesn't exist in egcs (or it didn't a month or so ago). According > to the source, -O2 enables all optimizations except -funroll-all-loops, > and all -O3 does is enable -funroll-all-loops. I think I recall reading somewhere that EGCS uses -O numbers > 3 to test experimental optimizations. -jake (obituary) Powered by FreeBSD c9710216@atlas.newcastle.edu.au http://www.freebsd.org To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message
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