[PATCH] RISC-V: Preserve arch version info during normalizing arch string

[Jim Wilson]

On Tue, Jun 30, 2020 at 8:16 PM Kito Cheng <kito.cheng@sifive.com> wrote:
> I agree the version of G is kind of problematic for GCC implementation,
> That reminds me there was a long discussion[1] last year,
> The conclusion is version of G is too confusing, it might just don't
> accept any version for G.
> I thought it could deprecate the version for G in GCC 11 and then drop
> that in GCC 12?
> For riscv-isa-manual, we could ask them to add a note about the G
> don't accept version?
> What do you think about this?

I think it is reasonable to start a discussion in riscv-isa-manual, to
try to get an official answer for what is valid and how to interpret
it, instead of just making up our own rules.

Jim