[Bug fortran/68649] [6 Regression] note: code may be misoptimized unless -fno-strict-aliasing is used

[Joost.VandeVondele at mat dot ethz.ch]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68649

--- Comment #11 from Joost VandeVondele <Joost.VandeVondele at mat dot ethz.ch> ---
(In reply to Jerry DeLisle from comment #10)
> This PR is tagged as a regression.  Has anyone determined when it last
> worked or is it longstanding bug uncovered by recent non-fortran fe changes?

For users it is a regression in the sense that packages that compiled with
-flto -Werror with 5.3 will now stop building.

The underlying FE issue is much older, I guess.