https://gcc.gnu.org/bugzilla/show_bug.cgi?id=59994 Bug 59994 depends on bug 58366, which changed state.
Bug 58366 Summary: invocation of thread_local class containing bound function leads to : "Illegal instruction: 4" https://gcc.gnu.org/bugzilla/show_bug.cgi?id=58366 What |Removed |Added ---------------------------------------------------------------------------- Status|WAITING |RESOLVED Resolution|--- |WORKSFORME