fix to compile on laptop with gfortran 4.9

src/makefile.laptop

+SHELL = /bin/bash
+#MAIN = FP_ecmwf_gfortran
+MAIN = FLEXPART_laptop
+#
+
+FC       = gfortran
+INCPATH  = /xnilu_wrk/flex_wrk/bin64/grib_api/include
+LIBPATH1 = /xnilu_wrk/flex_wrk/bin64/grib_api/lib
+LIBPATH2 =   /usr/lib/x86_64-linux-gnu/
+FFLAGS   =   -O2 -m64 -mcmodel=medium -fconvert=little-endian -frecord-marker=4 -I$(INCPATH)
+#FFLAGS   =   -O2 -mcmodel=medium -fconvert=little-endian -frecord-marker=4 -I$(INCPATH)
+
+#options for Lion
+#libs_dir=/Users/ignacio_in_EBCRPA/flexpart/libs/
+libs_dir=/Users/ignacio/flexpart/libs/
+INCPATH  = $(libs_dir)/grib_api-1.12.3_dir/include
+LIBPATH1 = $(libs_dir)/grib_api-1.12.3_dir/lib
+LIBPATH2 = $(libs_dir)/jasper_dir/lib
+
+LDFLAGS  = $(FFLAGS) -L$(LIBPATH2) -L$(LIBPATH1) -lgrib_api_f90 -lgrib_api -lm -ljasper
+
+MODOBJS = \
+par_mod.o    com_mod.o \
+conv_mod.o              hanna_mod.o \
+interpol_mod.o          cmapf_mod.o \
+unc_mod.o               oh_mod.o \
+xmass_mod.o             flux_mod.o \
+point_mod.o             outg_mod.o
+
+OBJECTS = \
+writeheader.o  writeheader_txt.o   writeheader_surf.o       assignland.o\
+calcpar.o               part0.o \
+caldate.o               partdep.o \
+coordtrafo.o            psih.o \
+raerod.o \
+drydepokernel.o         random.o \
+erf.o                   readavailable.o \
+ew.o                    readcommand.o \
+advance.o               readdepo.o \
+releaseparticles.o      psim.o     \
+FLEXPART.o              readlanduse.o \
+getfields.o             init_domainfill.o\
+interpol_wind.o         readoutgrid.o \
+interpol_all.o          readpaths.o \
+getrb.o                 readreceptors.o \
+getrc.o                 readreleases.o \
+getvdep.o               readspecies.o \
+interpol_misslev.o      readwind.o \
+conccalc.o              richardson.o \
+concoutput.o  concoutput_surf.o          scalev.o \
+pbl_profile.o           readOHfield.o\
+juldate.o               timemanager.o \
+interpol_vdep.o         interpol_rain.o \
+verttransform.o         partoutput.o \
+hanna.o                 wetdepokernel.o \
+mean.o                  wetdepo.o \
+hanna_short.o           windalign.o \
+obukhov.o               gridcheck.o \
+hanna1.o                initialize.o \
+                        gridcheck_nests.o \
+readwind_nests.o        calcpar_nests.o \
+verttransform_nests.o   interpol_all_nests.o \
+interpol_wind_nests.o   interpol_misslev_nests.o \
+interpol_vdep_nests.o   interpol_rain_nests.o \
+getvdep_nests.o \
+readageclasses.o        readpartpositions.o \
+calcfluxes.o            fluxoutput.o \
+qvsat.o                 skplin.o \
+convmix.o               calcmatrix.o \
+convect43c.o               redist.o \
+sort2.o                 distance.o \
+centerofmass.o          plumetraj.o \
+openouttraj.o           calcpv.o \
+calcpv_nests.o          distance2.o \
+clustering.o            interpol_wind_short.o \
+interpol_wind_short_nests.o shift_field_0.o \
+shift_field.o           outgrid_init.o \
+openreceptors.o         boundcond_domainfill.o\
+partoutput_short.o      readoutgrid_nest.o \
+outgrid_init_nest.o     writeheader_nest.o writeheader_nest_surf.o \
+concoutput_nest.o concoutput_surf_nest.o      wetdepokernel_nest.o \
+drydepokernel_nest.o    zenithangle.o \
+ohreaction.o            getvdep_nests.o \
+initial_cond_calc.o     initial_cond_output.o \
+dynamic_viscosity.o     get_settling.o
+
+
+$(MAIN): $(MODOBJS) $(OBJECTS)
+	$(FC) *.o -o $(MAIN) $(LDFLAGS)
+
+$(OBJECTS): $(MODOBJS)
+
+%.o: %.f90
+	$(FC) -c $(FFLAGS) $<
+
+clean:
+	rm *.o *.mod
+

src/par_mod.f90

@@ -153,8 +153,8 @@ module par_mod
   ! Maximum dimensions of the nested input grids
   !*********************************************
 
-  !integer,parameter :: maxnests=0, nxmaxn=0, nymaxn=0
-  integer,parameter :: maxnests=1,nxmaxn=351,nymaxn=351 !ECMWF
+  integer,parameter :: maxnests=0, nxmaxn=0, nymaxn=0
+  !integer,parameter :: maxnests=1,nxmaxn=351,nymaxn=351 !ECMWF
   !integer,parameter :: maxnests=1, nxmaxn=201, nymaxn=161 ! FNL XF
   ! maxnests                maximum number of nested grids
   ! nxmaxn,nymaxn           maximum dimension of nested wind fields in