/[MITgcm]/MITgcm/tools/build_options/linux_amd64_gfortran
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revision 1.1 by edhill, Sun Jul 9 22:37:54 2006 UTC revision 1.6 by jahn, Fri Apr 3 21:07:47 2009 UTC
# Line 4  Line 4 
4  #  $Name$  #  $Name$
5  #  #
6    
7  #  Tested with gcc-gfortran v4.0.x as shipped with Fedora Core 4.  #  Tested with gcc-gfortran v4.1.x as shipped with Fedora Core 6,7,8
8  #  It fixes the ' \' versus ' &' terminator problem but some  #         with gcc-gfortran v4.3.x as shipped with Fedora Core 9,10
9  #  namelist problems remain.  The biggest seems to be the inability  #  It fixes the ' \' versus ' &' terminator ;
10  #  of current gfortran versions to support namelist syntax such as:  #  with older versions (v4.0): namelist problems with syntax such as:
 #  
11  #     fields(1,1) = 'UVELSLT ','VVELSLT ','WVELSLT ',  #     fields(1,1) = 'UVELSLT ','VVELSLT ','WVELSLT ',
12  #  #      which results in run-time errors.)
 #  which results in run-time errors.  
13    
14    
15  FC=gfortran  FC=gfortran
16    F90C=gfortran
17  CC=gcc  CC=gcc
18  DEFINES='-D_BYTESWAPIO -DWORDLENGTH=4 -DNML_TERMINATOR'  DEFINES='-DWORDLENGTH=4 -DNML_TERMINATOR'
 # CPP='gcc -E -traditional -P -'  
19  CPP='cpp  -traditional -P'  CPP='cpp  -traditional -P'
20  NOOPTFLAGS='-O0'  NOOPTFLAGS='-O0'
21    EXTENDED_SRC_FLAG='-ffixed-line-length-132'
22    
23    if test "x$DEVEL" != x ; then
24        FFLAGS='-g -Wall -W -ffpe-trap=invalid,zero,overflow -fbounds-check'
25    else
26        FFLAGS=''
27    fi
28    
29    # Requires gfortran from 2006 onwards for -fconvert=big-endian
30    FFLAGS="$FFLAGS -fconvert=big-endian -fimplicit-none"
31    
32  if test "x$IEEE" = x ; then  if test "x$IEEE" = x ; then
33      #  No need for IEEE-754      #  No need for IEEE-754
     #  "warning: -Wuninitialized is not supported without -O"  
     FFLAGS='-Wunused'  
34      FOPTIM='-O3 -funroll-loops'      FOPTIM='-O3 -funroll-loops'
35  else  else
36      #  Try to follow IEEE-754      #  Try to follow IEEE-754
37      has_sse2=f      # these may also be useful, but require specific gfortran versions:
38      grep flags /proc/cpuinfo | grep sse2 > /dev/null 2>&1  &&  has_sse2=t      # -Wnonstd-intrinsics  for gfortran <= 4.3
39      if test "x$has_sse2" = xt ; then      # -Wintrinsics-std     for gfortran >= 4.4
40          FFLAGS='-Wunused -mfpmath=sse -msse -msse2'      # -Wno-tabs            for gfortran >= 4.3
41      else      FFLAGS="$FFLAGS -Waliasing -Wampersand -Wsurprising -Wline-truncation"
42          FFLAGS='-Wunused -ffloat-store'  #   to get plenty of warnings :
43      fi  #   FFLAGS="$FFLAGS -Wconversion -Wimplicit-interface -Wunused-labels"
44      #  echo 'FFLAGS="'$FFLAGS'"'      FOPTIM='-O0'
45      FOPTIM='-O0 -malign-double'  #   for automatic testing with testreport (but no relation with IEEE arithmetic):
46        FOPTIM="$FOPTIM -g -ffpe-trap=invalid,zero,overflow -fbounds-check"
47  fi  fi
48    F90FLAGS=$FFLAGS
49  if test -d /usr/include/netcdf-3 ; then  F90OPTIM=$FOPTIM
50    CFLAGS=$FOPTIM
51    
52    if [ "x$NETCDF_ROOT" != x ] ; then
53        INCLUDEDIR="${NETCDF_ROOT}/include"
54        INCLUDES="-I${NETCDF_ROOT}/include"
55        LIBDIR="${NETCDF_ROOT}/lib"
56        LIBS="-L${NETCDF_ROOT}/lib"
57    elif [ "x$NETCDF_HOME" != x ]; then
58        INCLUDEDIR="${NETCDF_HOME}/include"
59        INCLUDES="-I${NETCDF_HOME}/include"
60        LIBDIR="${NETCDF_HOME}/lib"
61        LIBS="-L${NETCDF_HOME}/lib"
62    elif [ "x$NETCDF_INC" != x -a "x$NETCDF_LIB" != x ]; then
63        NETCDF_INC=`echo $NETCDF_INC | sed 's/-I//g'`
64        NETCDF_LIB=`echo $NETCDF_LIB | sed 's/-L//g'`
65        INCLUDEDIR="${NETCDF_INC}"
66        INCLUDES="-I${NETCDF_INC}"
67        LIBDIR="${NETCDF_LIB}"
68        LIBS="-L${NETCDF_LIB}"
69    elif [ "x$NETCDF_INCDIR" != x -a "x$NETCDF_LIBDIR" != x ]; then
70        INCLUDEDIR="${NETCDF_INCDIR}"
71        INCLUDES="-I${NETCDF_INCDIR}"
72        LIBDIR="${NETCDF_LIBDIR}"
73        LIBS="-L${NETCDF_LIBDIR}"
74    elif test -d /usr/include/netcdf-3 ; then
75      INCLUDES='-I/usr/include/netcdf-3'      INCLUDES='-I/usr/include/netcdf-3'
76      LIBS='-L/usr/lib/netcdf-3 -L/usr/lib64/netcdf-3'      LIBS='-L/usr/lib/netcdf-3 -L/usr/lib64/netcdf-3'
77  elif test -d /usr/include/netcdf ; then  elif test -d /usr/include/netcdf ; then
# Line 47  elif test -d /usr/include/netcdf ; then Line 79  elif test -d /usr/include/netcdf ; then
79  elif test -d /usr/local/netcdf ; then  elif test -d /usr/local/netcdf ; then
80      INCLUDES='-I/usr/local/netcdf/include'      INCLUDES='-I/usr/local/netcdf/include'
81      LIBS='-L/usr/local/netcdf/lib'      LIBS='-L/usr/local/netcdf/lib'
82    elif test -d /usr/local/include/netcdf.inc ; then
83        INCLUDES='-I/usr/local/include'
84        LIBS='-L/usr/local/lib64'
85  fi  fi
   
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