[pklausler]

Your code will work unchanged until you try to change compilers or your compiler adopts a J3 breaking change to the language.

[kergonath]

> your compiler adopts a J3 breaking change to the language

Like all the 3 of them they added in the last 30 years, and that compiler vendors are not enforcing anyway because they don’t want to annoy their users?

Windows’ backward compatibility is a joke compared to Fortran.

[pklausler]

We're definitely enforcing some of them. But the latest one from F'2023 isn't going to be.