Re: copy lfs build to older CPU

Am 22.09.25 um 16:37 schrieb Thomas Seeling ([email protected] via
lfs-support Mailing List):
> Hello dear list,
> 
> I experimented (again) with moving a completed build of 12.4 64 bit to
> an older machine.
> My build machine has an i7-6700, and I unpacked this to an older i5-3350
> after it successfully finished.
> At first glance everything seemed to look fine until I tried to compile
> ethtool (to gain WOL capability).
> The `configure`  script went through but while compiling the source I
> got an "illegal instruction" abort from gcc.
> That was a bit surprising. I compiled the `gmp`  package as recommended
> with ` --host=none-linux-gnu`.
Also thought of libffi?

Rainer

> Looks like I have to recompile gcc too.
> 
> Stay healthy,
> Thomas
>

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