[Bug target/94042] [10 Regression] Bootstrap fails on ppc-linux-gnu

marxin at gcc dot gnu.org gcc-bugzilla@gcc.gnu.org
Thu Mar 5 20:55:00 GMT 2020


https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94042

--- Comment #17 from Martin Liška <marxin at gcc dot gnu.org> ---
(In reply to Andrew Pinski from comment #16)
> (In reply to Martin Liška from comment #15)
> > Started with r10-6919-gf3ce088645e5305d932380c7520809181b2d2eb9.
> 
> This should just change the costs of the register usage.  Which means it
> might be a latent bug before this patch.

Yep. The miscompiled file is really cp/pt.c. The issue with the revision is
that the assembly of pt.o is completely different as a lower register is
preferred.


More information about the Gcc-bugs mailing list