[Bug fortran/52473] CSHIFT slow - inline it?

[dominiq at lps dot ens.fr]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=52473

--- Comment #21 from Dominique d'Humieres <dominiq at lps dot ens.fr> ---
> The original test case is still slow, so I guess we should
> keep this open.

Which test?