Date: Mon, 18 Nov 2002 13:30:19 +0200 From: Ruslan Ermilov <ru@FreeBSD.org> To: Peter Wemm <peter@wemm.org> Cc: cvs-committers@FreeBSD.org, cvs-all@FreeBSD.org Subject: Re: cvs commit: src/sys/boot/i386/btx/lib Makefile Message-ID: <20021118113019.GA529@sunbay.com> In-Reply-To: <20021116194100.A35622A88D@canning.wemm.org> References: <20021116065958.GA53717@sunbay.com> <20021116194100.A35622A88D@canning.wemm.org>
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On Sat, Nov 16, 2002 at 11:41:00AM -0800, Peter Wemm wrote:
> Ruslan Ermilov wrote:
>
> > On Fri, Nov 15, 2002 at 01:07:23PM -0800, Peter Wemm wrote:
> > > Ruslan Ermilov wrote:
> > > > ru 2002/11/15 11:46:41 PST
> > > >=20
> > > > Modified files: (Branch: RELENG_4)
> > > > sys/boot/i386/btx/lib Makefile=20
> > > > Log:
> > > > MFC: 1.10.
> > > > =20
> > > > The getobjformat(3) API was broken in 5.0-CURRENT -- it no longer
> > > > deletes object format options from the argument vector. Should
> > > > this be fixed before 5.0 is out?
> > > > =20
> > > > (This is to restore the ability to downgrade to RELENG_4.)
> > >=20
> > > Actually, getobjformat(3) was supposed to go away the moment the gcc folk=
> > s.
> > > Why does the world build care what the host environment is here? Wouldn't
> > > this just be making it harder to upgrade from older OS's?
> > >=20
> > This is now necessary to build a RELENG_4 kernel on 5.0-CURRENT:
>
> Actually, this can be done a bit simpler by setting FMT to nothing.
>
No, files.* portion of the patch depends on ${FMT} too, to pick up the
correct files.
> But that doesn't solve all the problems. We had to fix a bunch of inline
> assembler to make it work properly with gcc-3.x. These changes have not
> been made on RELENG_4. It would be dangerous to make the kernel appear to
> compile using the -current compiler when we'd be ending up producing a
> harmless looking kernel with code generation bugs.
>
That was never my intent -- the intent was to make it possible again
to downgrade to RELENG_4 from 5.0-CURRENT (using the RELENG_4's gcc).
(This is now committed.)
Cheers,
--
Ruslan Ermilov Sysadmin and DBA,
ru@sunbay.com Sunbay Software AG,
ru@FreeBSD.org FreeBSD committer,
+380.652.512.251 Simferopol, Ukraine
http://www.FreeBSD.org The Power To Serve
http://www.oracle.com Enabling The Information Age
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