I just tried to compile the Linux kernel version linux-2.6.34-rc6 with the C compiler version 4.6 snapshot 20100501 and it said
init/main.c: In function 'do_one_initcall': init/main.c:915:1: internal compiler error: vector VEC(ce_s,base) index domain error, in do_structure_copy at tree-ssa-structalias.c:3450 Please submit a full bug report, with preprocessed source if appropriate. See <http://gcc.gnu.org/bugs.html> for instructions. Preprocessed source code attached. Flags -fno-delete-null-pointer-checks -Os required. -- Summary: index domain error in tree-ssa-structalias.c:3450 Product: gcc Version: 4.6.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: dcb314 at hotmail dot com GCC host triplet: x86_64-suse-linux http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43971