I added ~mips to glibmm-2.24.2-r1, so please remove glibmm-2.8.4 from the tree. The only reason it was still here was since it had the only ~mips keyword.
+ 07 Dec 2010; Gilles Dartiguelongue <eva@gentoo.org> -glibmm-2.8.4.ebuild: + Clean up old revision, thanks to mattst88, bug #348002. Thanks very much :)