[Bug middle-end/63793] -mcmodel=medium in gfortran on x86_64 emits references that are RIP relative (instead of using the GOT)

[howarth at bromo dot med.uc.edu]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63793

--- Comment #16 from howarth at bromo dot med.uc.edu ---
I guess we should also consider the instances of UNSPEC_GOTOFF, no? However I
didn't see anything obvious which was conditional against Mach-O where it was
used.