https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64454
--- Comment #8 from Marc Glisse <glisse at gcc dot gnu.org> --- (In reply to Jakub Jelinek from comment #7) > Ah, this, I just didn't want to call fold_unary to create GC garbage when I > can cheaply see that it is ok. Makes sense, thanks for the explanation.