I just tried to compile the Suse Linux package libbeecrypt6-4.1.2-2.51 with the G++ compiler version 4.5 snapshot 20090618. The compiler said
endianness.c: In function 'swap64': endianness.c:72:9: error: invalid conversion in gimple call int64_t <unnamed-unsigned:64> D.6469_22 = __builtin_bswap64 (n_1(D)); endianness.c:72:9: internal compiler error: verify_stmts failed Please submit a full bug report, with preprocessed source if appropriate. See <http://gcc.gnu.org/bugs.html> for instructions. Preprocessed source attached. Flag -O2 required. -- Summary: error: invalid conversion in gimple call Product: gcc Version: 4.5.0 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=40501