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Date:      Sat, 23 May 2020 10:39:51 +0000
From:      bugzilla-noreply@freebsd.org
To:        bugs@FreeBSD.org
Subject:   [Bug 246630] stable/11 regression: base.txz reproducibility depends on number of cpu cores
Message-ID:  <bug-246630-227-mAnU0jbfW9@https.bugs.freebsd.org/bugzilla/>
In-Reply-To: <bug-246630-227@https.bugs.freebsd.org/bugzilla/>
References:  <bug-246630-227@https.bugs.freebsd.org/bugzilla/>

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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D246630

--- Comment #13 from Dimitry Andric <dim@FreeBSD.org> ---
This is an interesting bug, but what is the easiest way to reproduce? Does
anybody know which particular .c file, or even which particular function is
apparently compiled differently?

Note that clang is really single threaded, so I don't understand how the nu=
mber
of cores can affect the result. Maybe the non-determinism (if it really exi=
sts)
is independent of the number of cores, but changing that influences stack
allocations, etc?

And is this *only* on 11.x? Because that is still using BFD ld, as far as I
know. Although the linker shouldn't matter...

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