We're not even sure such a situation could ever arise (ignoring
--stress-opt).

R=jarin@chromium.org

Bug: v8:7790
Change-Id: I4e498c3984b9e00cccc6234ad82ffac6f95576c2
Reviewed-on: https://chromium-review.googlesource.com/c/1414918
Commit-Queue: Georg Neis <neis@chromium.org>
Reviewed-by: Jaroslav Sevcik <jarin@chromium.org>
Reviewed-by: Maya Lekova <mslekova@chromium.org>
Reviewed-by: Benedikt Meurer <bmeurer@chromium.org>
Cr-Commit-Position: refs/heads/master@{#58883}