Open
Description
When using gcc/7.4.0 on Grizzly (see full details below), I'm getting a division by zero error on this line:
https://github.com/MPAS-Dev/MPAS-Model/blob/ocean/develop/src/core_ocean/mode_forward/mpas_ocn_time_integration_split.F#L2156
Full stack trace
#0 0x2ad2ea4093ff in ???
#1 0x8e7fbe in __ocn_time_integration_split_MOD_ocn_time_integration_split_init
at /users/xylar/climate/mpas_work/compass/compass/MPAS-Model/ocean/develop/src/core_ocean/mode_forward/mpas_ocn_time_integration_split.F:2272
#2 0x8e421d in __ocn_forward_mode_MOD_ocn_forward_mode_init
at /users/xylar/climate/mpas_work/compass/compass/MPAS-Model/ocean/develop/src/core_ocean/mode_forward/mpas_ocn_forward_mode.F:265
#3 0xa89389 in __ocn_core_MOD_ocn_core_init
at /users/xylar/climate/mpas_work/compass/compass/MPAS-Model/ocean/develop/src/core_ocean/driver/mpas_ocn_core.F:76
#4 0x40c321 in __mpas_subdriver_MOD_mpas_init
at /users/xylar/climate/mpas_work/compass/compass/MPAS-Model/ocean/develop/src/driver/mpas_subdriver.F:331
#5 0x4090af in mpas
at /users/xylar/climate/mpas_work/compass/compass/MPAS-Model/ocean/develop/src/driver/mpas.F:14
#6 0x409110 in main
at /users/xylar/climate/mpas_work/compass/compass/MPAS-Model/ocean/develop/src/driver/mpas.F:10
Additionally please enter this information if applicable:
- Compiler and version: gcc/7.4.0
- MPI implementation and version: openmpi/2.1.2
- NetCDF version: netcdf-h5parallel/4.7.3
- Parallel NetCDF version: pnetcdf/1.11.2
- Parallel IO version: scorpio/1.1.5
- Output of
uname -a: Linux gr-fe1.lanl.gov 3.10.0-1127.18.2.1chaos.ch6.x86_64 MPAS does not run (init or nhyd atmosphere model) when compiled with ifort #1 SMP Thu Jul 30 12:53:28 PDT 2020 x86_64 x86_64 x86_64 GNU/Linux - The make line used to build the executable:
export CORE=ocean
export USE_PIO2=true
export AUTOCLEAN=true
export HDF5_USE_FILE_LOCKING=FALSE
export LD_LIBRARY_PATH=${NETCDF}/lib:${LD_LIBRARY_PATH}
make gfortran DEBUG=true
- The line used to run the executable: (compass nightly regression suite on compass/master)
- Test case used:
ocean/baroclinic_channel/10km/default/forward