https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71190
--- Comment #4 from Markus Trippelsdorf <trippels at gcc dot gnu.org> --- In my case it only happens with "-flto=60 --param lto-partitions=60", -flto=60 alone works fine. So perhaps flto-partition=max will help reducing. (Will give it another try later today myself.)
