[Bug fortran/46520] [4.6 Regression] libquadmath: Build also with --enable-languages=c; fails with some cross targets

[burnus at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46520

--- Comment #4 from Tobias Burnus <burnus at gcc dot gnu.org> 2010-12-08 19:52:01 UTC ---
For __float128 detection, there is now a patch at:
  http://gcc.gnu.org/ml/fortran/2010-12/msg00045.html

However, one still might change the configure check for symbol versioning.

As there have been already several commits, which also affect cross building:
Can someone confirm that building GCC on a bare iron machine still fails due to
the libquadmath configure script?