I have removed gnat from the gcc-defaults package in Subversion and prepared a new gnat source package, per [1]. Could you please upload gcc-defaults to unstable? Alternatively, if you give mee the green light I can upload myself.
[1] http://lists.debian.org/debian-gcc/2009/10/msg00030.html -- Ludovic Brenta. -- To UNSUBSCRIBE, email to debian-gcc-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org