[Bug fortran/68993] MERGE does not evaluate its arguments

[Joost.VandeVondele at mat dot ethz.ch]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68993

--- Comment #5 from Joost VandeVondele <Joost.VandeVondele at mat dot ethz.ch> ---
(In reply to Steve Kargl from comment #4)
> 
> I would urge anyone trying to be clever to use clear syntax:
> 

https://github.com/hfp/libxsmm/commit/cc308fc5debe6151157a4fa9efacc7aa03351283

is what we used indeed, but it is not quite as concise as one would like.