I just tried to compile the Suse Linux package tcpd-7.6-855.5 with gcc version 4.4.0 snapshot 20081031.
percent_x.c:14: warning: 'sccsid' defined but not used percent_x.c: In function 'percent_x': percent_x.c:33: internal compiler error: in insert_into_preds_of_block, at tree-ssa-pre.c:3120 Please submit a full bug report, with preprocessed source if appropriate. Preprocessed source code attached. Flag -O2 required. -- Summary: ice with -O2 Product: gcc Version: 4.4.0 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: suse-linux-x86_64 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38003