[Bug fortran/79430] [7 Regression] action of statement incorrectly optimised away

["juergen.reuter at desy dot de" <gcc-bugzilla at gcc dot gnu dot org>]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79430

--- Comment #56 from Jürgen Reuter <juergen.reuter at desy dot de> ---
(In reply to Thomas Koenig from comment #55)
> (In reply to Jürgen Reuter from comment #52)
> > I tried again to make a more reduced test case, but I couldn't really
> > separate it from library structure of our code. Do you think you can work
> > with the given test case?
> 
> What I can (personally) do is to try and find the offending
> revision by bisection.  It should then be doable (hopefully by somebody
> else) to find any differences due to that particular revision
> by examining differences in tree and RTL dumps.
> 
> This will take some time, though.

Sure, take your time. As we have a workaround there is no panic on our side. In
any case, the problem only appeared for using fp-80 as kind parameters for
floats which is not the default application.