https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95837
Dominique d'Humieres <dominiq at lps dot ens.fr> changed: What |Removed |Added ---------------------------------------------------------------------------- Ever confirmed|0 |1 Last reconfirmed| |2020-06-23 Status|UNCONFIRMED |WAITING --- Comment #1 from Dominique d'Humieres <dominiq at lps dot ens.fr> --- The problem seems more serious. type t character(len=:, kind=4), pointer :: str2 end type t type(t) :: var character(len=:, kind=4), pointer :: str print *, kind(str), kind(var%str2) str(1:1) = 4_"a" end result % ./a.out 4 4 Program received signal SIGSEGV: Segmentation fault - invalid memory reference.