https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83883
--- Comment #6 from John David Anglin <danglin at gcc dot gnu.org> --- (In reply to Richard Biener from comment #1) > Again possibly callee-copy handling exposes more dead stores. Is there a > dg-effective target for that "feature"? Because of these issues, I just changed the ABI to caller copies on linux.