https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63409
--- Comment #5 from Uroš Bizjak <ubizjak at gmail dot com> --- (In reply to Martin Liška from comment #4) > Can you please verify for me that the following patch fixes the problem for > your arch? It works, but generates following warning: WARNING: lto.exp does not support dg-lto-options in secondary source files