Date: Wed, 5 Jan 2011 15:54:29 -0500 From: John Baldwin <jhb@freebsd.org> To: Dimitry Andric <dim@freebsd.org> Cc: svn-src-head@freebsd.org, Alexander Best <arundel@freebsd.org>, svn-src-all@freebsd.org, Doug Barton <dougb@freebsd.org>, src-committers@freebsd.org Subject: Re: svn commit: r216977 - in head/libexec/rtld-elf: amd64 i386 Message-ID: <201101051554.29814.jhb@freebsd.org> In-Reply-To: <4D24D4C5.2020903@FreeBSD.org> References: <201101042051.p04KpSGk054564@svn.freebsd.org> <201101051508.40337.jhb@freebsd.org> <4D24D4C5.2020903@FreeBSD.org>
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On Wednesday, January 05, 2011 3:29:57 pm Dimitry Andric wrote: > On 2011-01-05 21:08, John Baldwin wrote: > > My suggestion was that we ask clang to add a '-mno-whatever' and hopefully we > > could convince gcc to follow suit. clang developers seem to be fairly > > receptive, so I was hoping one of our clang liaisons could suggest it. :) > > These options already exist, e.g -mno-sse -mno-sse2 and so on. The > semantics of -mno-everything would be a bit hard to predict, especially > with new instruction sets coming out all the time. :) That's actually the point. I would want the compiler to automatically add new register set options to -mno-everything when it grew support for them so we don't have to frob the Makefiles every time. -- John Baldwin
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