https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67185
--- Comment #4 from Markus Trippelsdorf <trippels at gcc dot gnu.org> --- With checking: temp.ii:9:13: internal compiler error: in get_partitioning_class, at symtab.c:1794 int main() {} ^ 0x90b559 symtab_node::get_partitioning_class() ../../gcc/gcc/symtab.c:1794 0xbab37f lto_output_varpool_node ../../gcc/gcc/lto-cgraph.c:611 0xbab37f output_symtab() ../../gcc/gcc/lto-cgraph.c:1021 0xbbd5ea lto_output() ../../gcc/gcc/lto-streamer-out.c:2381 0xc2c0ae write_lto ../../gcc/gcc/passes.c:2434 0xc2f9de ipa_write_summaries_1 ../../gcc/gcc/passes.c:2498 0xc2f9de ipa_write_summaries() ../../gcc/gcc/passes.c:2558 0x921c7f ipa_passes ../../gcc/gcc/cgraphunit.c:2308 0x921c7f symbol_table::compile() ../../gcc/gcc/cgraphunit.c:2402 0x9244d2 symbol_table::compile() ../../gcc/gcc/cgraphunit.c:2536 0x9244d2 symbol_table::finalize_compilation_unit() ../../gcc/gcc/cgraphunit.c:2562 Please submit a full bug report,