Re: two gccs

[Dan Kegel <dank@kegel.com>]

Patrick, are you referring to http://modules.sourceforge.net ?

(Not all build systems are especially happy with its use of LD_LIBRARY_PATH,
I think, fwiw.)

Bill,
can you describe your situation a little better?

- Dan

Patrick Begou via Gcc-help <gcc-help@gcc.gnu.org> schrieb am So., 17. Okt.
2021, 01:59:

> Le 17/10/2021 à 04:16, Bill Cunningham via Gcc-help a écrit :
> >     I am partially complete with a build of gcc-11.2.0. The thing is
> > that I need the system to recognize the gcc driver I am calling on. I
> > will also be working on two glibcs, but first thing first.
> >
> >     There is the system gcc, and the test gcc. Of course I can only
> > get the system gcc to work. Can the $PATH variable be changed to
> > access the test gcc, which btw, is not fully complete? Or can sym
> > links be used in a very skillful manner. I have read both these ways
> > can, somehow, be used. But I would think gcc runtime switches would
> > work. The system is considering these two gccs as different as their
> > triplets are different.
> >
> >
> To uses several flavor of a same software, have a look at the
> environment module. On my cluster It allows users to select gcc6, gcc9
> or gcc10 flavor easily in production, setting PATH,
> LD_LIBRARY_PATH,....etc. with "module load" / "module unload" commands.
>
> Patrick
>
>