IO is not inherited when using ifort 19

this is intented, public modules should only bring their own functions
and variables into global scope

src/grid/grid_mech_FEM.f90

@@ -13,6 +13,7 @@ module grid_mech_FEM
   use prec
   use parallelization
   use DAMASK_interface
+  use IO
   use HDF5_utilities
   use math
   use spectral_utilities

src/grid/grid_mech_spectral_basic.f90

@@ -13,6 +13,7 @@ module grid_mech_spectral_basic
   use prec
   use parallelization
   use DAMASK_interface
+  use IO
   use HDF5_utilities
   use math
   use spectral_utilities

src/grid/grid_mech_spectral_polarisation.f90

@@ -13,6 +13,7 @@ module grid_mech_spectral_polarisation
   use prec
   use parallelization
   use DAMASK_interface
+  use IO
   use HDF5_utilities
   use math
   use spectral_utilities