Changeset 889 for trunk/LMDZ.GENERIC/makegcm_ifort

Timestamp:

Feb 25, 2013, 11:32:51 AM (12 years ago)

Author:

emillour

Message:

Mars and Generic model:

• added "-fp-model precise" option when compiling with ifort, which fixes issues with tracer mass conservation in the dynamics (NB: these occur namely when running in single precision; double precision computations seem OK without this option).

EM

File:

• trunk/LMDZ.GENERIC/makegcm_ifort (modified) (2 diffs)

trunk/LMDZ.GENERIC/makegcm_ifort

@@ -31 +31 @@
     setenv NCDFLIB /usr/local/lib
     setenv NCDFINC /usr/local/include
-endif
-# NetCDF, on LMD farm:
-#setenv NCDFLIB /donnees/emlmd/netcdf64-4.0.1_ifort/lib
-#setenv NCDFINC /donnees/emlmd/netcdf64-4.0.1_ifort/include
-####
+else
+   # NetCDF, on LMD farm:
+    echo "LMD machines"
+    setenv NCDFLIB /donnees/emlmd/netcdf64-4.0.1_ifort/lib
+    setenv NCDFINC /donnees/emlmd/netcdf64-4.0.1_ifort/include
+endif
 
 setenv localdir "`pwd`"
@@ -183 +184 @@
 else if $LINUX then
    #NB: on gnome -O3 ==> NaNs ...
-   set optim=" -O2 -ip -mkl=sequential -align all -static "
-   set optim90=" -O2 -ip -mkl=sequential -align all -static "
-   set optimtru90=" -O2 -ip -mkl=sequential -align all -static "
+   set optim=" -O2 -fp-model precise -ip -mkl=sequential -align all -static "
+   set optim90=" -O2 -fp-model precise -ip -mkl=sequential -align all -static "
+   set optimtru90=" -O2 -fp-model precise -ip -mkl=sequential -align all -static "
    if ( `hostname` == ciclad1.ipsl.jussieu.fr ) then
        echo "YOU ARE ON CICLAD CLUSTER"