[Patch,fortran] PR 27740 Symbol versioning for libgfortran

[Janne Blomqvist]

FX Coudert wrote:
>> the attached patch implements symbol versioning for libgfortran. At 
>> the same time it does some namespace cleanup, so that all the exported 
>> symbols have names beginning with _gfortran_.
>
> PS: Janne, any reason why the map file is called gfortran.map, and not 
> libgfortran.map?

I took the configury stuff from libssp, which uses ssp.map, and I just 
did the obvious substitution. That being said, libgomp uses libgomp.map 
so I guess there is no "gcc standard" for this, either one is fine.

-- 
Janne Blomqvist