it's implementation dependent, not architecture dependent.
RISC-V implementations I've seen don't do the kind of speculation that brought intel to grief.
On Wed, Jan 3, 2018 at 10:39 AM Forrest, Jon <nobozo@gmail.com> wrote:
It will be interesting to see if RISC-V suffers from this. If not,
that might be just the ticket they were looking for to gain (more)
mainstream acceptance.