https://gcc.gnu.org/bugzilla/show_bug.cgi?id=121728
anlauf at gcc dot gnu.org changed:
What |Removed |Added
----------------------------------------------------------------------------
Keywords| |ice-on-invalid-code
--- Comment #1 from anlauf at gcc dot gnu.org ---
Adding 'implicit none' leads to proper rejection of the testcase:
pr121728.f90:8:12:
8 | type(t(n)) :: z
| 1
Fatal Error: n at (1) has no default type
