[Bug fortran/46540] libquadmath: Implement --disable-libquadmath

[burnus at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46540

--- Comment #3 from Tobias Burnus <burnus at gcc dot gnu.org> 2010-12-06 
10:55:15 UTC ---
Patch: http://gcc.gnu.org/ml/fortran/2010-12/msg00020.html