Re: Cross-compiling and dist-cc (Was: Let's remove mips, mipsel, s390, ... (Was: [Fwd: Re: GTK+2.0 2.6.2-3 and buildds running out of space]))

[Thiemo Seufer <ica2_ts@csv.ica.uni-stuttgart.de>]

Paul Hampson wrote:
> On Tue, Feb 22, 2005 at 12:44:27PM +0100, Wouter Verhelst wrote:
> > On Tue, Feb 22, 2005 at 08:48:48PM +1300, Nick Phillips wrote:
> > > Running such a system in parallel with the current systems (and comparing
> > > the outputs) might be a good test for gcc-as-cross-compiler, then...
> 
> > And a hell of a lot of work. You can't just create checksums of the
> > resulting binaries and compare those; it's not as if any difference
> > between the two compiled binaries would constitute an error...
> 
> Why not? Is there something non-deterministic in the compilation
> process?

Yes.

> Ideally, version x of gcc should produce the same output natively
> as when cross-compiling.
> 
> Or have I missed something important?

gcc -fno-guess-branch-probability


Thiemo

Attachment: signature.asc
Description: Digital signature