[Bug fortran/64771] ICE(segfault) when passing coarrays around; ICE in gfc_zero_size_array in arith.c:1637

[dominiq at lps dot ens.fr]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64771

--- Comment #2 from Dominique d'Humieres <dominiq at lps dot ens.fr> ---
Dup of 64772.