[Bug fortran/68486] [6 Regression] 187.facerec in SPEC CPU 2000 failed to build

[dominiq at lps dot ens.fr]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68486

--- Comment #9 from Dominique d'Humieres <dominiq at lps dot ens.fr> ---
> This one fails for me with -O2 ...

You don't need any optimization to reproduce. The ICE comes from the nested
CSHIFT.