/[MITgcm]/MITgcm/tools/build_options/linux_amd64_pathf90
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revision 1.6 by jmc, Wed Aug 10 23:27:21 2011 UTC revision 1.7 by jmc, Thu Aug 18 22:04:49 2011 UTC
# Line 25  LINK=pathf90 Line 25  LINK=pathf90
25    
26  DEFINES='-DWORDLENGTH=4'  DEFINES='-DWORDLENGTH=4'
27  CPP='cpp -traditional -P'  CPP='cpp -traditional -P'
28    EXTENDED_SRC_FLAG='-extend-source'
29  GET_FC_VERSION="-v"  GET_FC_VERSION="-v"
30  OMPFLAG='-openmp'  OMPFLAG='-openmp'
31    #OMPFLAG='-openmp -OPT:early_mp=ON'
32    
33  NOOPTFLAGS='-O0 -g'  NOOPTFLAGS='-O0 -g'
34  NOOPTFILES=''  NOOPTFILES=''
35    
36  if test "x$DEVEL" != x ; then  FFLAGS="$FFLAGS -m64 -fPIC -convert big_endian"
37      FFLAGS='-m64 -convert big_endian -fPIC -ffortran-bounds-check -trapuv -g'  #- might want to use '-r8' for fizhi pkg:
38  else  #FFLAGS="$FFLAGS -r8"
     FFLAGS='-m64 -convert big_endian -fPIC'  
 fi  
39    
40  if test "x$IEEE" = x ; then  if test "x$IEEE" = x ; then     #- with optimisation:
41      #  No need for IEEE-754     #- full optimisation, trips over MITgcm code because of compiler problems:
42      FOPTIM='-Ofast -LNO:fusion=2 -funsafe-math-optimizations'     #FOPTIM='-Ofast -LNO:fusion=2 -funsafe-math-optimizations'
43       #- high optimisation (-O3), might find Pb with few S/R; fully safe: switch to -O2:
44        FOPTIM='-O3 -LNO:fusion=2 -funsafe-math-optimizations'
45  else  else
46      #  Try to follow IEEE-754    if test "x$DEVEL" = x ; then  #- no optimisation + IEEE :
47        FOPTIM='-O0 -OPT:roundoff=0:IEEE_arithmetic=1 -fmath-errno -fno-fast-math'
48      else                          #- development/check options:
49        FFLAGS="$FFLAGS -ffortran-bounds-check -trapuv -g"
50      FOPTIM='-O0 -OPT:roundoff=0:IEEE_arithmetic=1 -fmath-errno -fno-fast-math'      FOPTIM='-O0 -OPT:roundoff=0:IEEE_arithmetic=1 -fmath-errno -fno-fast-math'
51      fi
52  fi  fi
53    
54  F90FLAGS=$FFLAGS  F90FLAGS=$FFLAGS
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