I think I'm almost done with namelist (or maybe I'm the only person in the world who uses it :-)
$ gfortran -v Reading specs from /home/zfkts/lib/gcc/ia64-unknown-linux-gnu/4.0.0/specs Configured with: ../gcc-4.0-20041107/configure --prefix=/home/zfkts --enable-languages=c,c++,f95 Thread model: posix gcc version 4.0.0 20041107 (experimental) $ cat foo.f90 program main implicit none type foo real b(2) end type foo type(foo) :: a namelist /nl/ a a%b = 2. write (*,nl) end program main $ gfortran foo.f90 foo.f90: In function 'MAIN__': foo.f90:8: fatal error: gfc_todo: Not Implemented: NAMELIST IO of array in derived type compilation terminated. -- Summary: namelist of array in derived type unimplemented Product: gcc Version: 4.0.0 Status: UNCONFIRMED Severity: normal Priority: P2 Component: fortran AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: Thomas dot Koenig at online dot de CC: gcc-bugs at gcc dot gnu dot org GCC host triplet: ia64-unknown-linux-gnu http://gcc.gnu.org/bugzilla/show_bug.cgi?id=18396