在 2022/1/14 23:30, Sandro Tosi 写道:
On Fri, Jan 14, 2022 at 9:24 AM YunQiang Su <yunqiang...@cipunited.com> wrote:

On Mon, 3 Jan 2022 22:56:58 +0100 (CET) PICCA Frederic-emmanuel
<frederic-emmanuel.pi...@synchrotron-soleil.fr> wrote:
  > Built with gcc-11 and -fno-lto it doesn not work.
  >
  >
(sid_mips64el-dchroot)picca@eller:~/matplotlib/build/lib.linux-mips64-3.9$
../../../test.py
  > Segmentation fault
  >
(sid_mips64el-dchroot)picca@eller:~/matplotlib/build/lib.linux-mips64-3.9$
PYTHONPATH=. ../../../test.py
  > Segmentation fault
  >
  >

It seems due to gcc-11.

I tried to build with gcc-10 on sid, it works again.

yes, that's what PICCA found and reported at
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1001168#72

are you going to look into a fix for gcc-11?


Sure, I will dig it, since it may effect lots of other packages.

Thanks,

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