text: load_lib libgomp-dg.exp
  load_gcc_lib gcc-dg.exp
  load_gcc_lib gfortran-dg.exp
  
  global shlib_ext
  global ALWAYS_CFLAGS
  
  set shlib_ext [get_shlib_extension]
  set lang_library_path	"../libgfortran/.libs"
  set lang_link_flags	"-lgfortran -foffload=-lgfortran"
  if [info exists lang_include_flags] then {
      unset lang_include_flags
  }
  set lang_test_file_found 0
  set quadmath_library_path "../libquadmath/.libs"
  
  
  # Initialize dg.
  dg-init
  
  # Turn on OpenMP.
  lappend ALWAYS_CFLAGS "additional_flags=-fopenmp"
  
  if { $blddir != "" } {
      set lang_source_re {^.*\.[fF](|90|95|03|08)$}
      set lang_include_flags "-fintrinsic-modules-path=${blddir}"
      # Look for a static libgfortran first.
      if [file exists "${blddir}/${lang_library_path}/libgfortran.a"] {
          set lang_test_file "${lang_library_path}/libgfortran.a"
          set lang_test_file_found 1
  	# We may have a shared only build, so look for a shared libgfortran.
      } elseif [file exists "${blddir}/${lang_library_path}/libgfortran.${shlib_ext}"] {
          set lang_test_file "${lang_library_path}/libgfortran.${shlib_ext}"
          set lang_test_file_found 1
      } else {
          puts "No libgfortran library found, will not execute fortran tests"
      }
  } elseif [info exists GFORTRAN_UNDER_TEST] {
      set lang_test_file_found 1
      # Needs to exist for libgomp.exp.
      set lang_test_file ""
  } else {
      puts "GFORTRAN_UNDER_TEST not defined, will not execute fortran tests"
  }
  
  if { $lang_test_file_found } {
      # Gather a list of all tests.
      set tests [lsort [find $srcdir/$subdir *.\[fF\]{,90,95,03,08}]]
  
      if { $blddir != "" } {
  	if { [file exists "${blddir}/${quadmath_library_path}/libquadmath.a"]
  	     || [file exists "${blddir}/${quadmath_library_path}/libquadmath.${shlib_ext}"] } {
  	    lappend ALWAYS_CFLAGS "ldflags=-L${blddir}/${quadmath_library_path}/"
  	    # Allow for spec subsitution.
  	    lappend ALWAYS_CFLAGS "additional_flags=-B${blddir}/${quadmath_library_path}/"
  	    set ld_library_path "$always_ld_library_path:${blddir}/${lang_library_path}:${blddir}/${quadmath_library_path}"
  	} else {
  	    set ld_library_path "$always_ld_library_path:${blddir}/${lang_library_path}"
  	}
      } else {
          set ld_library_path "$always_ld_library_path"
      }
      append ld_library_path [gcc-set-multilib-library-path $GCC_UNDER_TEST]
      set_ld_library_path_env_vars
  
      # For Fortran we're doing torture testing, as Fortran has far more tests
      # with arrays etc. that testing just -O0 or -O2 is insufficient, that is
      # typically not the case for C/C++.
      gfortran-dg-runtest $tests "" ""
  }
  
  # All done.
  dg-finish
  