https://gcc.gnu.org/bugzilla/show_bug.cgi?id=50883
--- Comment #14 from Eric Botcazou <ebotcazou at gcc dot gnu.org> --- > But no, I don't remember any case from SPEC where it makes a difference > in the end. Judging from the amount of duplicates we get around > parameter / return issues people do run into this. Yes, but I'd think on smallish/toy examples with e.g. Compiler Explorer.