http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43899
--- Comment #6 from Jerry DeLisle <jvdelisle at gcc dot gnu.org> 2010-11-03 04:29:19 UTC --- OK, I got back to this. I will submit a patch shortly. I now do this: At line 9 of file pr43899.f90 (unit = 7, file = 'example.nml') Fortran runtime warning: Namelist object 'nml_string' truncated on read.