Date: Thu, 12 Feb 2004 23:38:14 +0200
From: Ruslan Ermilov <ru@FreeBSD.org>
To: Marcel Moolenaar <marcel@xcllnt.net>
Cc: ia64@FreeBSD.org
Subject: Re: Help needed cleaning up sys/boot/{efi,ia64}/ makefiles
Message-ID: <20040212213814.GG67147@FreeBSD.org.ua>
In-Reply-To: <20040212173300.GA90691@ns1.xcllnt.net>
References: <20040211142549.GA52347@FreeBSD.org.ua> <20040212055048.GA2975@dhcp01.pn.xcllnt.net> <20040212091851.GA63369@FreeBSD.org.ua> <20040212173300.GA90691@ns1.xcllnt.net>
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--uc35eWnScqDcQrv5 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Thu, Feb 12, 2004 at 09:33:00AM -0800, Marcel Moolenaar wrote: > On Thu, Feb 12, 2004 at 11:18:51AM +0200, Ruslan Ermilov wrote: > >=20 > > > Anyway, I cannot reproduce what you're seeing. The differences I get > > > are irrelevant (like timestamps or padding). > > >=20 > > > > So I have a few questions: > > > >=20 > > > > - Why the hell removing -M from linker flags (both in unpatched and > > > > patched versions of makefiles) seems to affect the loader.sym bin= ary? > > >=20 > > > Are you sure this is what's going on? I don't see what you're seeing. > > > The use of -M does not affect the output, AFAICT. > > >=20 > > Yes, I'm sure. I have now committed my patch (thanks for testing), and > > if I now apply this patch to not generate loader.list: > [snip] >=20 > Ok, I'll sync up with what you committed and look into this some > more. Note that your list of files that differ contain .a, .o and > .c files. The .c and .o differences are explanable, but I don't > see how a linker flag affects .a files. There's no linking involved > anywhere. Please make sure your comparison is untainted. >=20 The .a files get only timestamp differences that don't contribute to differences after linking. > > And by the way, as it turns out, just putting -Wl,-V to the start > > of LDFLAGS (while preserving all other flags) also affects the > > output, and gives > >=20 > > $ cmp -l obj*/q/scratch/ru/src/sys/boot/efi/loader/loader.sym | wc -l > > 9266 > >=20 > > on pluto2. FWIW, sys/boot/alpha/ makefiles also generated map tables, > > and taking -M out of LDFLAGS or otherwise changing them in insignificant > > way did not affect the output like this. >=20 > I think something fishy is going on on pluto2. >=20 I will re-check on pluto1. Cheers, --=20 Ruslan Ermilov FreeBSD committer ru@FreeBSD.org --uc35eWnScqDcQrv5 Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.4 (FreeBSD) iD8DBQFAK/JGUkv4P6juNwoRAve0AJ9zgtgCH+lVN+emAMtdpqZeIMSddACfUNGi WVdGpoxFxI6/W3SDQdIXu9M= =z98t -----END PGP SIGNATURE----- --uc35eWnScqDcQrv5--
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