[Patch, Fortran] PR 54107: [4.8 Regression] Memory hog with abstract interface

[Thomas Koenig]

Hi Janus,

>> Or maybe wait for the fix for comment #4?
> Rather not (technically it's a separate issue, I guess).

While the patch is rather large, I think it is OK.

One request:  Could you add a comment to gfc_sym_get_dummy_args
explaining what the function does and under which conditions sym->formal
is NULL, while sym->ts.interface->formal isn't?

Regards

	Thomas