[Bug c++/108299] toplevel thread_local variables are not initialized if not referenced and initialized at wrong moment when referenced

[jakub at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108299

--- Comment #4 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
flag2 doesn't have dynamic initialization, if you add dynamic initialization to
it, you'll see that flag is constructed before flag2 and that happens before it
is referenced in the current thread (after the printf in main).