Re: [PATCH] rs6000: Rework option -mpowerpc64 handling [PR106680]

[Iain Sandoe]

> On 29 Sep 2022, at 00:04, Iain Sandoe <i...@sandoe.co.uk> wrote:
> 

> adding —with-tune=G5 to the configure line .. the cross-build then succeeded
> (at "-O1 -g" as I was building to debug) - maybe that will provide a clue, 
> but I’m
> out of time for today.

perhaps we also need a check that the m32 CPU has support for 64b insns?

so perhaps —with-cpu-32=<G5, 970…>  (or the moral equivalent) should be
required?

Iain