unsigned int
gfc_init_options (unsigned int argc, const char **argv)
{
gfc_source_file = NULL;
gfc_option.module_dir = NULL;
gfc_option.source_form = FORM_UNKNOWN;
gfc_option.fixed_line_length = 72;
gfc_option.free_line_length = 132;
gfc_option.max_continue_fixed = 255;
gfc_option.max_continue_free = 255;
gfc_option.max_identifier_length = GFC_MAX_SYMBOL_LEN;
gfc_option.max_subrecord_length = 0;
gfc_option.flag_max_array_constructor = 65535;
gfc_option.convert = GFC_CONVERT_NATIVE;
gfc_option.record_marker = 0;
gfc_option.dump_parse_tree = 0;
gfc_option.warn_aliasing = 0;
gfc_option.warn_ampersand = 0;
gfc_option.warn_character_truncation = 0;
gfc_option.warn_array_temp = 0;
gfc_option.warn_conversion = 0;
gfc_option.warn_implicit_interface = 0;
gfc_option.warn_line_truncation = 0;
gfc_option.warn_surprising = 0;
gfc_option.warn_tabs = 1;
gfc_option.warn_underflow = 1;
gfc_option.warn_intrinsic_shadow = 0;
gfc_option.warn_intrinsics_std = 0;
gfc_option.warn_align_commons = 1;
gfc_option.max_errors = 25;
gfc_option.flag_all_intrinsics = 0;
gfc_option.flag_default_double = 0;
gfc_option.flag_default_integer = 0;
gfc_option.flag_default_real = 0;
gfc_option.flag_dollar_ok = 0;
gfc_option.flag_underscoring = 1;
gfc_option.flag_f2c = 0;
gfc_option.flag_second_underscore = -1;
gfc_option.flag_implicit_none = 0;
/* Default value of flag_max_stack_var_size is set in gfc_post_options. */
gfc_option.flag_max_stack_var_size = -2;
gfc_option.flag_range_check = 1;
gfc_option.flag_pack_derived = 0;
gfc_option.flag_repack_arrays = 0;
gfc_option.flag_preprocessed = 0;
gfc_option.flag_automatic = 1;
gfc_option.flag_backslash = 0;
gfc_option.flag_module_private = 0;
gfc_option.flag_backtrace = 0;
gfc_option.flag_check_array_temporaries = 0;
gfc_option.flag_allow_leading_underscore = 0;
gfc_option.flag_dump_core = 0;
gfc_option.flag_external_blas = 0;
gfc_option.blas_matmul_limit = 30;
gfc_option.flag_cray_pointer = 0;
gfc_option.flag_d_lines = -1;
gfc_option.flag_openmp = 0;
gfc_option.flag_sign_zero = 1;
gfc_option.flag_recursive = 0;
gfc_option.flag_init_integer = GFC_INIT_INTEGER_OFF;
gfc_option.flag_init_integer_value = 0;
gfc_option.flag_init_real = GFC_INIT_REAL_OFF;
gfc_option.flag_init_logical = GFC_INIT_LOGICAL_OFF;
gfc_option.flag_init_character = GFC_INIT_CHARACTER_OFF;
gfc_option.flag_init_character_value = (char)0;
gfc_option.flag_align_commons = 1;
gfc_option.fpe = 0;
/* Argument pointers cannot point to anything but their argument. */
flag_argument_noalias = 3;
flag_errno_math = 0;
set_default_std_flags ();
/* -fshort-enums can be default on some targets. */
gfc_option.fshort_enums = targetm.default_short_enums ();
/* Initialize cpp-related options. */
gfc_cpp_init_options(argc, argv);
return CL_Fortran;
}
void
gfc_init_options (unsigned int decoded_options_count,
struct cl_decoded_option *decoded_options)
{
gfc_source_file = NULL;
gfc_option.module_dir = NULL;
gfc_option.source_form = FORM_UNKNOWN;
gfc_option.fixed_line_length = 72;
gfc_option.free_line_length = 132;
gfc_option.max_continue_fixed = 255;
gfc_option.max_continue_free = 255;
gfc_option.max_identifier_length = GFC_MAX_SYMBOL_LEN;
gfc_option.max_subrecord_length = 0;
gfc_option.flag_max_array_constructor = 65535;
gfc_option.convert = GFC_CONVERT_NATIVE;
gfc_option.record_marker = 0;
gfc_option.dump_fortran_original = 0;
gfc_option.dump_fortran_optimized = 0;
gfc_option.warn_aliasing = 0;
gfc_option.warn_ampersand = 0;
gfc_option.warn_character_truncation = 0;
gfc_option.warn_array_temp = 0;
gfc_option.gfc_warn_conversion = 0;
gfc_option.warn_conversion_extra = 0;
gfc_option.warn_implicit_interface = 0;
gfc_option.warn_line_truncation = 0;
gfc_option.warn_surprising = 0;
gfc_option.warn_tabs = 1;
gfc_option.warn_underflow = 1;
gfc_option.warn_intrinsic_shadow = 0;
gfc_option.warn_intrinsics_std = 0;
gfc_option.warn_align_commons = 1;
gfc_option.warn_unused_dummy_argument = 0;
gfc_option.max_errors = 25;
gfc_option.flag_all_intrinsics = 0;
gfc_option.flag_default_double = 0;
gfc_option.flag_default_integer = 0;
gfc_option.flag_default_real = 0;
gfc_option.flag_dollar_ok = 0;
gfc_option.flag_underscoring = 1;
gfc_option.flag_whole_file = 1;
gfc_option.flag_f2c = 0;
gfc_option.flag_second_underscore = -1;
gfc_option.flag_implicit_none = 0;
/* Default value of flag_max_stack_var_size is set in gfc_post_options. */
gfc_option.flag_max_stack_var_size = -2;
gfc_option.flag_range_check = 1;
gfc_option.flag_pack_derived = 0;
gfc_option.flag_repack_arrays = 0;
gfc_option.flag_preprocessed = 0;
gfc_option.flag_automatic = 1;
gfc_option.flag_backslash = 0;
gfc_option.flag_module_private = 0;
gfc_option.flag_backtrace = 0;
gfc_option.flag_allow_leading_underscore = 0;
gfc_option.flag_dump_core = 0;
gfc_option.flag_external_blas = 0;
gfc_option.blas_matmul_limit = 30;
gfc_option.flag_cray_pointer = 0;
gfc_option.flag_d_lines = -1;
gfc_option.gfc_flag_openmp = 0;
gfc_option.flag_sign_zero = 1;
gfc_option.flag_recursive = 0;
gfc_option.flag_init_integer = GFC_INIT_INTEGER_OFF;
gfc_option.flag_init_integer_value = 0;
gfc_option.flag_init_real = GFC_INIT_REAL_OFF;
gfc_option.flag_init_logical = GFC_INIT_LOGICAL_OFF;
gfc_option.flag_init_character = GFC_INIT_CHARACTER_OFF;
gfc_option.flag_init_character_value = (char)0;
gfc_option.flag_align_commons = 1;
gfc_option.flag_protect_parens = 1;
gfc_option.flag_realloc_lhs = -1;
gfc_option.fpe = 0;
gfc_option.rtcheck = 0;
gfc_option.coarray = GFC_FCOARRAY_NONE;
set_default_std_flags ();
/* Initialize cpp-related options. */
gfc_cpp_init_options (decoded_options_count, decoded_options);
}
int
gfc_handle_option (size_t scode, const char *arg, int value)
{
int result = 1;
enum opt_code code = (enum opt_code) scode;
/* Ignore file names. */
if (code == N_OPTS)
return 1;
if (gfc_cpp_handle_option (scode, arg, value) == 1)
return 1;
switch (code)
{
default:
result = 0;
break;
case OPT_Wall:
set_Wall (value);
break;
case OPT_Waliasing:
gfc_option.warn_aliasing = value;
break;
case OPT_Wampersand:
gfc_option.warn_ampersand = value;
break;
case OPT_Warray_temporaries:
gfc_option.warn_array_temp = value;
break;
case OPT_Wcharacter_truncation:
gfc_option.warn_character_truncation = value;
break;
case OPT_Wconversion:
gfc_option.warn_conversion = value;
break;
case OPT_Wimplicit_interface:
gfc_option.warn_implicit_interface = value;
break;
case OPT_Wline_truncation:
gfc_option.warn_line_truncation = value;
break;
case OPT_Wreturn_type:
warn_return_type = value;
break;
case OPT_Wsurprising:
gfc_option.warn_surprising = value;
break;
case OPT_Wtabs:
gfc_option.warn_tabs = value;
break;
case OPT_Wunderflow:
gfc_option.warn_underflow = value;
break;
case OPT_Wintrinsic_shadow:
gfc_option.warn_intrinsic_shadow = value;
break;
case OPT_Walign_commons:
gfc_option.warn_align_commons = value;
break;
case OPT_fall_intrinsics:
gfc_option.flag_all_intrinsics = 1;
break;
case OPT_fautomatic:
gfc_option.flag_automatic = value;
break;
case OPT_fallow_leading_underscore:
gfc_option.flag_allow_leading_underscore = value;
break;
case OPT_fbackslash:
gfc_option.flag_backslash = value;
break;
case OPT_fbacktrace:
gfc_option.flag_backtrace = value;
break;
case OPT_fcheck_array_temporaries:
gfc_option.flag_check_array_temporaries = value;
break;
case OPT_fdump_core:
gfc_option.flag_dump_core = value;
break;
case OPT_fcray_pointer:
gfc_option.flag_cray_pointer = value;
break;
case OPT_ff2c:
gfc_option.flag_f2c = value;
break;
case OPT_fdollar_ok:
gfc_option.flag_dollar_ok = value;
break;
case OPT_fexternal_blas:
gfc_option.flag_external_blas = value;
break;
case OPT_fblas_matmul_limit_:
gfc_option.blas_matmul_limit = value;
break;
case OPT_fd_lines_as_code:
gfc_option.flag_d_lines = 1;
break;
case OPT_fd_lines_as_comments:
gfc_option.flag_d_lines = 0;
break;
case OPT_fdump_parse_tree:
gfc_option.dump_parse_tree = value;
break;
case OPT_ffixed_form:
gfc_option.source_form = FORM_FIXED;
break;
case OPT_ffixed_line_length_none:
gfc_option.fixed_line_length = 0;
break;
case OPT_ffixed_line_length_:
if (value != 0 && value < 7)
gfc_fatal_error ("Fixed line length must be at least seven.");
gfc_option.fixed_line_length = value;
break;
case OPT_ffree_form:
gfc_option.source_form = FORM_FREE;
break;
case OPT_fopenmp:
gfc_option.flag_openmp = value;
break;
case OPT_ffree_line_length_none:
gfc_option.free_line_length = 0;
break;
case OPT_ffree_line_length_:
if (value != 0 && value < 4)
gfc_fatal_error ("Free line length must be at least three.");
gfc_option.free_line_length = value;
break;
case OPT_funderscoring:
gfc_option.flag_underscoring = value;
break;
case OPT_fsecond_underscore:
gfc_option.flag_second_underscore = value;
break;
case OPT_static_libgfortran:
#ifndef HAVE_LD_STATIC_DYNAMIC
gfc_fatal_error ("-static-libgfortran is not supported in this "
"configuration");
#endif
break;
case OPT_fimplicit_none:
gfc_option.flag_implicit_none = value;
break;
case OPT_fintrinsic_modules_path:
gfc_add_include_path (arg, false, false);
gfc_add_intrinsic_modules_path (arg);
break;
case OPT_fmax_array_constructor_:
gfc_option.flag_max_array_constructor = value > 65535 ? value : 65535;
break;
case OPT_fmax_errors_:
gfc_option.max_errors = value;
break;
case OPT_fmax_stack_var_size_:
gfc_option.flag_max_stack_var_size = value;
break;
case OPT_fmodule_private:
gfc_option.flag_module_private = value;
break;
case OPT_frange_check:
gfc_option.flag_range_check = value;
break;
case OPT_fpack_derived:
gfc_option.flag_pack_derived = value;
break;
case OPT_frepack_arrays:
gfc_option.flag_repack_arrays = value;
break;
case OPT_fpreprocessed:
gfc_option.flag_preprocessed = value;
break;
case OPT_fmax_identifier_length_:
if (value > GFC_MAX_SYMBOL_LEN)
gfc_fatal_error ("Maximum supported identifier length is %d",
GFC_MAX_SYMBOL_LEN);
gfc_option.max_identifier_length = value;
break;
case OPT_fdefault_integer_8:
gfc_option.flag_default_integer = value;
break;
case OPT_fdefault_real_8:
gfc_option.flag_default_real = value;
break;
case OPT_fdefault_double_8:
gfc_option.flag_default_double = value;
break;
case OPT_finit_local_zero:
gfc_option.flag_init_integer = GFC_INIT_INTEGER_ON;
gfc_option.flag_init_integer_value = 0;
gfc_option.flag_init_real = GFC_INIT_REAL_ZERO;
gfc_option.flag_init_logical = GFC_INIT_LOGICAL_FALSE;
gfc_option.flag_init_character = GFC_INIT_CHARACTER_ON;
gfc_option.flag_init_character_value = (char)0;
break;
case OPT_finit_logical_:
if (!strcasecmp (arg, "false"))
gfc_option.flag_init_logical = GFC_INIT_LOGICAL_FALSE;
else if (!strcasecmp (arg, "true"))
gfc_option.flag_init_logical = GFC_INIT_LOGICAL_TRUE;
else
gfc_fatal_error ("Unrecognized option to -finit-logical: %s",
arg);
break;
case OPT_finit_real_:
if (!strcasecmp (arg, "zero"))
gfc_option.flag_init_real = GFC_INIT_REAL_ZERO;
else if (!strcasecmp (arg, "nan"))
gfc_option.flag_init_real = GFC_INIT_REAL_NAN;
else if (!strcasecmp (arg, "inf"))
gfc_option.flag_init_real = GFC_INIT_REAL_INF;
else if (!strcasecmp (arg, "-inf"))
gfc_option.flag_init_real = GFC_INIT_REAL_NEG_INF;
else
gfc_fatal_error ("Unrecognized option to -finit-real: %s",
arg);
break;
case OPT_finit_integer_:
gfc_option.flag_init_integer = GFC_INIT_INTEGER_ON;
gfc_option.flag_init_integer_value = atoi (arg);
break;
case OPT_finit_character_:
if (value >= 0 && value <= 127)
{
gfc_option.flag_init_character = GFC_INIT_CHARACTER_ON;
gfc_option.flag_init_character_value = (char)value;
}
else
gfc_fatal_error ("The value of n in -finit-character=n must be "
"between 0 and 127");
break;
case OPT_I:
gfc_add_include_path (arg, true, false);
break;
case OPT_J:
gfc_handle_module_path_options (arg);
break;
case OPT_fsign_zero:
gfc_option.flag_sign_zero = value;
break;
case OPT_ffpe_trap_:
gfc_handle_fpe_trap_option (arg);
break;
case OPT_std_f95:
gfc_option.allow_std = GFC_STD_F95_OBS | GFC_STD_F95 | GFC_STD_F77;
gfc_option.warn_std = GFC_STD_F95_OBS;
gfc_option.max_continue_fixed = 19;
gfc_option.max_continue_free = 39;
gfc_option.max_identifier_length = 31;
gfc_option.warn_ampersand = 1;
gfc_option.warn_tabs = 0;
break;
case OPT_std_f2003:
gfc_option.allow_std = GFC_STD_F95_OBS | GFC_STD_F77
| GFC_STD_F2003 | GFC_STD_F95;
gfc_option.warn_std = GFC_STD_F95_OBS;
gfc_option.max_identifier_length = 63;
gfc_option.warn_ampersand = 1;
gfc_option.warn_tabs = 0;
break;
case OPT_std_f2008:
gfc_option.allow_std = GFC_STD_F95_OBS | GFC_STD_F77
| GFC_STD_F2003 | GFC_STD_F95 | GFC_STD_F2008;
gfc_option.warn_std = GFC_STD_F95_OBS;
gfc_option.max_identifier_length = 63;
gfc_option.warn_ampersand = 1;
gfc_option.warn_tabs = 0;
break;
case OPT_std_gnu:
set_default_std_flags ();
break;
case OPT_std_legacy:
set_default_std_flags ();
gfc_option.warn_std = 0;
break;
case OPT_Wintrinsics_std:
gfc_option.warn_intrinsics_std = value;
break;
case OPT_fshort_enums:
gfc_option.fshort_enums = 1;
break;
case OPT_fconvert_little_endian:
gfc_option.convert = GFC_CONVERT_LITTLE;
break;
case OPT_fconvert_big_endian:
gfc_option.convert = GFC_CONVERT_BIG;
break;
case OPT_fconvert_native:
gfc_option.convert = GFC_CONVERT_NATIVE;
break;
case OPT_fconvert_swap:
gfc_option.convert = GFC_CONVERT_SWAP;
break;
case OPT_frecord_marker_4:
gfc_option.record_marker = 4;
break;
case OPT_frecord_marker_8:
gfc_option.record_marker = 8;
break;
case OPT_fmax_subrecord_length_:
if (value > MAX_SUBRECORD_LENGTH)
gfc_fatal_error ("Maximum subrecord length cannot exceed %d",
MAX_SUBRECORD_LENGTH);
gfc_option.max_subrecord_length = value;
break;
case OPT_frecursive:
gfc_option.flag_recursive = 1;
break;
case OPT_falign_commons:
gfc_option.flag_align_commons = value;
break;
}
return result;
}
