[GRASS-dev] g.region "Illegal instruction (core dumped)"

[Markus Neteler]

On Fri, Nov 23, 2018 at 12:46 PM Markus Metz
<markus.metz.giswork at gmail.com> wrote:
> On Fri, Nov 23, 2018 at 11:06 AM Luca Delucchi <lucadeluge at gmail.com> wrote:
> >
> > Hi devs,
> >
> > I installed GRASS 7.6 on a Singularity container [0] but I have
> > problems with some commands that return "Illegal instruction (core
> > dumped)", one of this is g.region.
>
> The reason is that the GRASS version you are running has been compiled for a different CPU type/model. Try to recompile with the CFLAG "-march=x86-64", this will produce generic 64 bit binaries.

In the current Dockerfile I have recently removed "-march=..." entirely.
Not sure if that's better or not.

markusN