http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46489
--- Comment #2 from Jorn Wolfgang Rennecke <amylaar at gcc dot gnu.org> 2010-12-18 20:56:15 UTC --- trunk is currently closed for macro->hook conversions: http://gcc.gnu.org/ml/gcc-patches/2010-12/msg01291.html I have now created a branch to work on this PR: svn://gcc.gnu.org/svn/gcc/branches/pr46489-20101217-branch