ICA diff in cc1 and cc1plus

[Dan Nicholson]

On Nov 26, 2007 10:53 PM, Greg Schafer <gschafer at zip.com.au> wrote:
> (dredging up an old thread)
>
> Dan Nicholson wrote:
> > On 3/19/07, Dan Nicholson <dbn.lists at gmail.com> wrote:
> >>
> >> So, it seems this difference is embedded in cc1 and can't be stripped
> >> out after the build. I'm assuming that the original difference is just
> >> debugging symbols like would normally be the case. I'll try to narrow
> >> that down further, but this may be a false positive ICA regression.
> >
> > I took a look at the diff of the `objdump -s' output from the
> > unstripped cc1-dummy in each iteration. All the differences were in
> > the .debug sections, so I think I can say that the difference in cc1
> > and cc1plus can be ignored as a result of the embedded checksum. I
> > still don't know why this isn't the case in DIY.
>
> It's because I build GCC like this:
>
> make LDFLAGS=$LDFLAGS
>
> with LDFLAGS="-s"
>
> I just hit this diff when ICA-verifying the new build method I'm working
> on where I'd ripped out the LDFLAGS. Back in they go...

Yeah, I figured that part out later. It really doesn't matter, but for
the purposes of ICA it's good to keep these things out.

--
Dan