Date: Tue, 3 Jul 2018 10:56:38 -0600 From: Warner Losh <imp@bsdimp.com> To: "Rodney W. Grimes" <freebsd-rwg@pdx.rh.cn85.dnsmgr.net> Cc: John Baldwin <jhb@freebsd.org>, Eitan Adler <lists@eitanadler.com>, "freebsd-arch@freebsd.org" <arch@freebsd.org> Subject: Re: xstr, mkstr Message-ID: <CANCZdfo3t_nkSAOQoN6uH4tRX0N7Kx9P41Cticcmbae411E5%2BA@mail.gmail.com> In-Reply-To: <201807031641.w63GfiIp039021@pdx.rh.CN85.dnsmgr.net> References: <d9b57ab8-acde-8371-145d-12cb58f6efde@FreeBSD.org> <201807031641.w63GfiIp039021@pdx.rh.CN85.dnsmgr.net>
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On Tue, Jul 3, 2018, 11:41 AM Rodney W. Grimes < freebsd-rwg@pdx.rh.cn85.dnsmgr.net> wrote: > [ Charset UTF-8 unsupported, converting... ] > > On 7/3/18 8:26 AM, Warner Losh wrote: > > >> "As far as I can tell" needs to be a bit stronger, > > >> > > >> Agreed. But before doing work we should first make sure that the work > > >> will be productive. > > >> > > > > > > Xstr and most are best thought of as a final pass of the old pcc > compiler. > > > This functionality moved into gcc before the egcs split back in the > 90s. > > > The compiler has done this work for two decades now. Nobody uses it, or > > > needs it today. > > > > > > Unlike tip or cu, nobody at all uses these. > > > > Agreed, these tools are quite obscure and I don't think _FreeBSD_ has > ever > > used them. > > I thought someone already pointed out places in the src tree > that had references to them, though they may > You removed the SHAREDSTRINGS support in r3493 back in 1994. It's been unused since then. There are comments that suggest it never worked in FreeBSD, but that may be 2.0 and newer only. Warner >
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