https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66377
--- Comment #6 from Dominique d'Humieres <dominiq at lps dot ens.fr> --- > Is this code old, or a regression introduced by the recent > module-equivalence patch (to reduce the module sizes)? It is at least as old as 4.3.1 and I am wondering if the code is valid!