Re: [PATCH] arm64: kvm: use -fno-jump-tables with clang

From: Nick Desaulniers
Date: Fri May 18 2018 - 12:44:12 EST


On Fri, May 18, 2018 at 10:30 AM Marc Zyngier <marc.zyngier@xxxxxxx> wrote:
> I'm going to ask the question I've asked before when this patch cropped
> up (must be the 4th time now):

> Is it guaranteed that this is the only case where LLVM/clang is going to
> generate absolute addresses instead of using relative addressing?

It seems like if there's requirements that only relative addressing be
used, then the compiler should be told explicitly about this restriction,
no?
--
Thanks,
~Nick Desaulniers