https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100183
anlauf at gcc dot gnu.org changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |WAITING Ever confirmed|0 |1 Last reconfirmed| |2021-04-29 --- Comment #5 from anlauf at gcc dot gnu.org --- (In reply to Iain Sandoe from comment #4) > gcc304 is the Apple M1 machine. The GCC support there is highly > experimental and not in master -- please note that there are known issues > with the implementation. > > see : https://github.com/iains/gcc-darwin-arm64/issues So rather a target than a fortran issue?