Help needed cleaning up sys/boot/{efi,ia64}/ makefiles

[Ruslan Ermilov]

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:
> > 
> > > Anyway, I cannot reproduce what you're seeing. The differences I get
> > > are irrelevant (like timestamps or padding).
> > > 
> > > > So I have a few questions:
> > > > 
> > > > - Why the hell removing -M from linker flags (both in unpatched and
> > > >   patched versions of makefiles) seems to affect the loader.sym binary?
> > > 
> > > 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.
> > > 
> > 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]
> 
> 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.
> 
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
> > 
> > $ cmp -l obj*/q/scratch/ru/src/sys/boot/efi/loader/loader.sym | wc -l
> >     9266
> > 
> > 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.
> 
> I think something fishy is going on on pluto2.
> 
I will re-check on pluto1.


Cheers,
-- 
Ruslan Ermilov
FreeBSD committer
ru at FreeBSD.org
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