https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106499
--- Comment #4 from Tomasz Kłoczko <kloczko.tomasz at gmail dot com> --- Other detail is that produces DSO libfabric.so.1.18.1 without LTO has only 1340096 bytest so question is why lto needs in this case +10GB of RAM?🤔