Index: utils/build/arch/NOC/arch-X86_ARCHER2-Cray.fcm
===================================================================
--- utils/build/arch/NOC/arch-X86_ARCHER2-Cray.fcm	(revision 14875)
+++ utils/build/arch/NOC/arch-X86_ARCHER2-Cray.fcm	(revision 14877)
@@ -33,5 +33,5 @@
 %NCDF_HOME           $NETCDF_DIR
 %HDF5_HOME           $HDF5_DIR
-%XIOS_HOME           /work/n01/shared/acc/xios-2.5
+%XIOS_HOME           /work/n01/shared/acc/xios-trunk
 #OASIS_HOME          
 
@@ -43,8 +43,8 @@
 #OASIS_LIB           -L%OASIS_HOME/lib -lpsmile.MPI1 -lmct -lmpeu -lscrip
 
-%CPP	             cpp
+%CPP	             cpp -Dkey_nosignedzero
 %FC                  ftn
-%FCFLAGS             -em -s integer32 -s real64 -O1 -hflex_mp=intolerant
-%FFLAGS              -em -s integer32 -s real64 -O1 -hflex_mp=intolerant
+%FCFLAGS             -em -s integer32 -s real64 -O1 -hflex_mp=intolerant -N1023
+%FFLAGS              -em -s integer32 -s real64 -O1 -hflex_mp=intolerant -N1023
 %LD                  CC -Wl,"--allow-multiple-definition"
 %FPPFLAGS            -P -traditional
@@ -60,2 +60,3 @@
 %CC                  cc
 %CFLAGS              -O0
+bld::tool::fc_modsearch -J
Index: utils/build/arch/NOC/arch-X86_ARCHER2-Cray_DEBUG.fcm
===================================================================
--- utils/build/arch/NOC/arch-X86_ARCHER2-Cray_DEBUG.fcm	(revision 14877)
+++ utils/build/arch/NOC/arch-X86_ARCHER2-Cray_DEBUG.fcm	(revision 14877)
@@ -0,0 +1,62 @@
+# compiler options for Archer CRAY XC-30 (using crayftn compiler)
+#
+# NCDF_HOME   root directory containing lib and include subdirectories for netcdf4
+# HDF5_HOME   root directory containing lib and include subdirectories for HDF5
+# XIOS_HOME   root directory containing lib for XIOS
+# OASIS_HOME  root directory containing lib for OASIS
+#
+# NCDF_INC    netcdf4 include file
+# NCDF_LIB    netcdf4 library
+# XIOS_INC    xios include file    (taken into accound only if key_xios is activated)
+# XIOS_LIB    xios library         (taken into accound only if key_xios is activated)
+# OASIS_INC   oasis include file   (taken into accound only if key_oasis3 is activated)
+# OASIS_LIB   oasis library        (taken into accound only if key_oasis3 is activated)
+#
+# FC          Fortran compiler command
+# FCFLAGS     Fortran compiler flags
+# FFLAGS      Fortran 77 compiler flags
+# LD          linker
+# LDFLAGS     linker flags, e.g. -L<lib dir> if you have libraries
+# FPPFLAGS    pre-processing flags
+# AR          assembler
+# ARFLAGS     assembler flags
+# MK          make
+# USER_INC    complete list of include files
+# USER_LIB    complete list of libraries to pass to the linker
+# CC          C compiler used to compile conv for AGRIF
+# CFLAGS      compiler flags used with CC
+#
+# Note that:
+#  - unix variables "$..." are accpeted and will be evaluated before calling fcm.
+#  - fcm variables are starting with a % (and not a $)
+#
+%NCDF_HOME           $NETCDF_DIR
+%HDF5_HOME           $HDF5_DIR
+%XIOS_HOME           /work/n01/shared/acc/xios-trunk
+#OASIS_HOME          
+
+%NCDF_INC            -I%NCDF_HOME/include -I%HDF5_HOME/include
+%NCDF_LIB            -L%HDF5_HOME/lib -L%NCDF_HOME/lib -lnetcdff -lnetcdf -lhdf5_hl -lhdf5 -lz
+%XIOS_INC            -I%XIOS_HOME/inc 
+%XIOS_LIB            -L%XIOS_HOME/lib -lxios
+#OASIS_INC           -I%OASIS_HOME/build/lib/mct -I%OASIS_HOME/build/lib/psmile.MPI1
+#OASIS_LIB           -L%OASIS_HOME/lib -lpsmile.MPI1 -lmct -lmpeu -lscrip
+
+%CPP	             cpp -Dkey_nosignedzero
+%FC                  ftn
+%FCFLAGS             -s real64 -s integer32 -Ovector0 -hfp0 -O0 -hflex_mp=intolerant -e mCI -G0 -m2 -rl -Rcdsp -N1023
+%FFLAGS              -s real64 -s integer32 -Ovector0 -hfp0 -O0 -hflex_mp=intolerant -e mCI -G0 -m2 -rl -Rcdsp -N1023
+%LD                  CC -Wl,"--allow-multiple-definition"
+%FPPFLAGS            -P -traditional
+%LDFLAGS             -lmpifort_cray
+%AR                  ar 
+%ARFLAGS             -r
+%MK                  gmake
+%USER_INC            %XIOS_INC %NCDF_INC
+%USER_LIB            %XIOS_LIB %NCDF_LIB
+#USER_INC            %XIOS_INC %OASIS_INC %NCDF_INC
+#USER_LIB            %XIOS_LIB %OASIS_LIB %NCDF_LIB
+
+%CC                  cc
+%CFLAGS              -O0
+bld::tool::fc_modsearch -J
