[PATCH] AArch64: Improve enabling of SVE for libmvec

[Yury Khrustalev]

On Thu, May 29, 2025 at 03:19:28PM +0000, Wilco Dijkstra wrote:
> 
> When using a -mcpu option in CFLAGS, GCC can report errors when building libmvec.
> Fix this by overriding both -mcpu and -march with a generic variant with SVE added.
> Also use a tune for a modern SVE core.
> 
> OK for commit?

LGTM

Reviewed-by: Yury Khrustalev <yury.khrustalev@arm.com>

Thanks,
Yury