I maintain the eclipse-emf package in Fedora. If I enable gcj-aot compiling on it, I get an internal compiler error.
The error can be reproduced by building the following source rpm on Fedora 10, 11 or 12 (Rawhide):
This bug was originally reported at the Red Hat bugzilla (https://bugzilla.redhat.com/show_bug.cgi?id=477707)
Created attachment 18464 [details]
This is the error that is spit into the console during the build of the above rpm.