[Patch,build] PR 46540 - add --disable-libquadmath/--disable-libquadmath-support

[Tobias Burnus]

Updated patch (relative to 
http://gcc.gnu.org/ml/gcc-patches/2010-12/msg00419.html).

Changes:
- Use (again!) --disable-libquadmath-support
- Use AS_HELP_STRING

OK for the trunk?

Tobias
-------------- next part --------------
A non-text attachment was scrubbed...
Name: quad-disable.diff
Type: text/x-patch
Size: 6409 bytes
Desc: not available
URL: <http://gcc.gnu.org/pipermail/gcc-patches/attachments/20101208/da2bdaea/attachment.bin>