https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61831
--- Comment #20 from Jürgen Reuter <juergen.reuter at desy dot de> --- Ok, Dominique, you mean: compile everything with 4.9.1, then recompile commands.f90 with 4.9.0 and build the executable with 4.9.0?