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

From: Marc Zyngier
Date: Fri May 18 2018 - 12:49:00 EST


On 18/05/18 18:40, Nick Desaulniers wrote:
> 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?

Certainly. What's the rune?

M.
--
Jazz is not dead. It just smells funny...