It's also because Fil-C calls need to carry along a bunch of extra information, to support the safety checks
Yes and AFAIK any fil-C program needs to be linked against fil-C compiled libraries, such as libc/musl/etc. I too would like to know what other challenges exist in making this process more automated.
Correct
Yes and AFAIK any fil-C program needs to be linked against fil-C compiled libraries, such as libc/musl/etc. I too would like to know what other challenges exist in making this process more automated.