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From: "ebotcazou at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
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Subject: [Bug target/92095] [8/9/10 regression] internal error with -O1
 -mcpu=niagara2 -fPIE
Date: Thu, 21 Jan 2021 16:15:46 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D92095

--- Comment #10 from Eric Botcazou <ebotcazou at gcc dot gnu.org> ---
> This patch produce a regression on sparcv8 SS10 platform.
>=20
> In Buildroot we have a defconfig qemu_sparc_ss10_defconfig that was worki=
ng
> (booting) with gcc 7.4, 8.3 and 9.2. But it doesn't boot anymore with gcc
> 8.4, 9.3 and 10.2.
>=20
> I reverted this patch to be able to boot the system.
>=20
> See:
> http://patchwork.ozlabs.org/project/buildroot/patch/20210120230234.208680=
7-1-
> romain.naour@gmail.com/

Unfortunately there is not enough information to investigate here.

Please consider creating a new PR as explained on https://gcc.gnu.org/bugs=