https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71016
--- Comment #7 from Jakub Jelinek <jakub at gcc dot gnu.org> --- Created attachment 40439 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=40439&action=edit gcc7-pr71016.patch Actually, it is (sometimes) beneficial even for library calls. Untested patch.
