https://gcc.gnu.org/bugzilla/show_bug.cgi?id=59994 Bug 59994 depends on bug 83568, which changed state.
Bug 83568 Summary: thread_local class members not initialized before accessed using operator :: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83568 What |Removed |Added ---------------------------------------------------------------------------- Status|NEW |RESOLVED Resolution|--- |DUPLICATE