[patch, fortran] Fix PR 87689, wrong decls / ABI violation on POWER

[Segher Boessenkool]

On Mon, Feb 18, 2019 at 10:48:35AM +0200, Janne Blomqvist wrote:
> I wonder if we shouldn't exorcise all the varargs stuff, it seems to
> cause more problems than benefits? But not in stage4 if we can avoid
> it..

On the Power ABIs at least, unprototyped functions (a K&R thing for C) are
handled the same as varargs (with zero fixed arguments).  How does this
tie in with Fortran requirements?


Segher