ceph fails to build with gcc 4.7
Fedora has moved to gcc 4.7 for the upcoming Fedora 17 release1.
Currently Ceph fails to build with gcc 4.7.
The following patches permit Ceph to be built with gcc 4.7.
Original author is Tom Callaway <spot at redhat dot com> , and as a contribution to the Fedora Project, they are licensed under LGPLv2.