[llvm-dev] [RFC] Asynchronous unwind tables attribute

[Momchil Velikov via llvm-dev]

On Sun, 21 Nov 2021 at 19:01, Fāng-ruì Sòng <maskray at google.com> wrote:
> What I wondered is whether we can make (c) an llvm::TargetOptions::*
> option like FunctionSections/DataSections, then (b) can be linearized
> (none,sync,async).

Yes, that would be my preferred option and is what my current change does:
 - `uwtable` (default to 2
 - `uiwtable(1)` sync unwind tables
 - `uwtable(2)` async unwind tables