https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87133
--- Comment #7 from Segher Boessenkool <segher at gcc dot gnu.org> --- lang_hooks.types.type_for_mode can return NULL, but emit_library_call_value cannot handle that. Why it fails on a cross and not natively, I don't know... target bug is my guess.
