/* Parse and display command line options.
- Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005, 2006
+ Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008,
+ 2009, 2010, 2011
Free Software Foundation, Inc.
Contributed by Andy Vaught
GCC is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free
-Software Foundation; either version 2, or (at your option) any later
+Software Foundation; either version 3, or (at your option) any later
version.
GCC is distributed in the hope that it will be useful, but WITHOUT ANY
for more details.
You should have received a copy of the GNU General Public License
-along with GCC; see the file COPYING. If not, write to the Free
-Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
-02110-1301, USA. */
-
+along with GCC; see the file COPYING3. If not see
+<http://www.gnu.org/licenses/>. */
#include "config.h"
#include "system.h"
#include "flags.h"
#include "intl.h"
#include "opts.h"
+#include "toplev.h" /* For save_decoded_options. */
#include "options.h"
#include "params.h"
#include "tree-inline.h"
-
#include "gfortran.h"
#include "target.h"
+#include "cpp.h"
+#include "diagnostic-core.h" /* For sorry. */
+#include "tm.h"
gfc_option_t gfc_option;
-/* Get ready for options handling. */
+/* Set flags that control warnings and errors for different
+ Fortran standards to their default values. Keep in sync with
+ libgfortran/runtime/compile_options.c (init_compile_options). */
+
+static void
+set_default_std_flags (void)
+{
+ gfc_option.allow_std = GFC_STD_F95_OBS | GFC_STD_F95_DEL
+ | GFC_STD_F2003 | GFC_STD_F2008 | GFC_STD_F95 | GFC_STD_F77
+ | GFC_STD_F2008_OBS | GFC_STD_F2008_TR | GFC_STD_GNU | GFC_STD_LEGACY;
+ gfc_option.warn_std = GFC_STD_F95_DEL | GFC_STD_LEGACY;
+}
+
+
+/* Return language mask for Fortran options. */
unsigned int
-gfc_init_options (unsigned int argc ATTRIBUTE_UNUSED,
- const char **argv ATTRIBUTE_UNUSED)
+gfc_option_lang_mask (void)
+{
+ return CL_Fortran;
+}
+
+/* Initialize options structure OPTS. */
+
+void
+gfc_init_options_struct (struct gcc_options *opts)
+{
+ opts->x_flag_errno_math = 0;
+ opts->x_flag_associative_math = -1;
+}
+
+/* Get ready for options handling. Keep in sync with
+ libgfortran/runtime/compile_options.c (init_compile_options). */
+
+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 = 19;
- gfc_option.max_continue_free = 39;
+ 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.convert = CONVERT_NATIVE;
+ gfc_option.flag_max_array_constructor = 65535;
+ gfc_option.convert = GFC_CONVERT_NATIVE;
gfc_option.record_marker = 0;
- gfc_option.verbose = 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_conversion = 0;
+ gfc_option.warn_array_temp = 0;
+ gfc_option.gfc_warn_conversion = 0;
+ gfc_option.warn_conversion_extra = 0;
+ gfc_option.warn_function_elimination = 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_real_q_constant = 0;
+ gfc_option.warn_unused_dummy_argument = 0;
gfc_option.max_errors = 25;
gfc_option.flag_all_intrinsics = 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;
- gfc_option.flag_max_stack_var_size = 32768;
+
+ /* 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_stack_arrays = 0;
+
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 = 1;
+ gfc_option.flag_backslash = 0;
+ gfc_option.flag_module_private = 0;
+ gfc_option.flag_backtrace = 1;
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.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.flag_aggressive_function_elimination = 0;
+ gfc_option.flag_frontend_optimize = -1;
+
gfc_option.fpe = 0;
+ gfc_option.rtcheck = 0;
+ gfc_option.coarray = GFC_FCOARRAY_NONE;
- /* Argument pointers cannot point to anything
- but their argument. */
- flag_argument_noalias = 3;
-
- flag_errno_math = 0;
-
- gfc_option.allow_std = GFC_STD_F95_OBS | GFC_STD_F95_DEL
- | GFC_STD_F2003 | GFC_STD_F95 | GFC_STD_F77 | GFC_STD_GNU
- | GFC_STD_LEGACY;
- gfc_option.warn_std = GFC_STD_F95_OBS | GFC_STD_F95_DEL
- | GFC_STD_LEGACY;
-
- gfc_option.warn_nonstd_intrinsics = 0;
-
- /* -fshort-enums can be default on some targets. */
- gfc_option.fshort_enums = targetm.default_short_enums ();
+ set_default_std_flags ();
- /* Increase MAX_ALIASED_VOPS to account for different characteristics
- of fortran regarding VOPs. */
- MAX_ALIASED_VOPS = 50;
-
- return CL_Fortran;
+ /* Initialize cpp-related options. */
+ gfc_cpp_init_options (decoded_options_count, decoded_options);
}
static gfc_source_form
form_from_filename (const char *filename)
{
-
static const struct
{
const char *extension;
".f95", FORM_FREE}
,
{
+ ".f03", FORM_FREE}
+ ,
+ {
+ ".f08", FORM_FREE}
+ ,
+ {
".f", FORM_FIXED}
,
{
".for", FORM_FIXED}
,
{
+ ".ftn", FORM_FIXED}
+ ,
+ {
"", FORM_UNKNOWN}
}; /* sentinel value */
char *source_path;
int i;
+ /* Excess precision other than "fast" requires front-end
+ support. */
+ if (flag_excess_precision_cmdline == EXCESS_PRECISION_STANDARD
+ && TARGET_FLT_EVAL_METHOD_NON_DEFAULT)
+ sorry ("-fexcess-precision=standard for Fortran");
+ flag_excess_precision_cmdline = EXCESS_PRECISION_FAST;
+
+ /* Whole program needs whole file mode. */
+ if (flag_whole_program)
+ gfc_option.flag_whole_file = 1;
+
+ /* Enable whole-file mode if LTO is in effect. */
+ if (flag_lto)
+ gfc_option.flag_whole_file = 1;
+
+ /* Fortran allows associative math - but we cannot reassociate if
+ we want traps or signed zeros. Cf. also flag_protect_parens. */
+ if (flag_associative_math == -1)
+ flag_associative_math = (!flag_trapping_math && !flag_signed_zeros);
+
+ if (gfc_option.flag_protect_parens == -1)
+ gfc_option.flag_protect_parens = !optimize_fast;
+
+ /* By default, disable (re)allocation during assignment for -std=f95,
+ and enable it for F2003/F2008/GNU/Legacy. */
+ if (gfc_option.flag_realloc_lhs == -1)
+ {
+ if (gfc_option.allow_std & GFC_STD_F2003)
+ gfc_option.flag_realloc_lhs = 1;
+ else
+ gfc_option.flag_realloc_lhs = 0;
+ }
+
+ /* -fbounds-check is equivalent to -fcheck=bounds */
+ if (flag_bounds_check)
+ gfc_option.rtcheck |= GFC_RTCHECK_BOUNDS;
+
+ if (flag_compare_debug)
+ gfc_option.dump_fortran_original = 0;
+
+ /* Make -fmax-errors visible to gfortran's diagnostic machinery. */
+ if (global_options_set.x_flag_max_errors)
+ gfc_option.max_errors = flag_max_errors;
+
/* Verify the input file name. */
if (!filename || strcmp (filename, "-") == 0)
{
i = strlen (canon_source_file);
while (i > 0 && !IS_DIR_SEPARATOR (canon_source_file[i]))
i--;
+
if (i != 0)
{
- source_path = alloca (i + 1);
+ source_path = (char *) alloca (i + 1);
memcpy (source_path, canon_source_file, i);
source_path[i] = 0;
- gfc_add_include_path (source_path, true);
+ gfc_add_include_path (source_path, true, true);
}
else
- gfc_add_include_path (".", true);
+ gfc_add_include_path (".", true, true);
if (canon_source_file != gfc_source_file)
- gfc_free ((void *) canon_source_file);
+ free (CONST_CAST (char *, canon_source_file));
/* Decide which form the file will be read in as. */
gfc_warning_now ("'-fd-lines-as-comments' has no effect "
"in free form");
else if (gfc_option.flag_d_lines == 1)
- gfc_warning_now ("'-fd-lines-as-code' has no effect "
- "in free form");
+ gfc_warning_now ("'-fd-lines-as-code' has no effect in free form");
}
- flag_inline_trees = 1;
-
- /* Use tree inlining. */
- if (!flag_no_inline)
- flag_no_inline = 1;
- if (flag_inline_functions)
- flag_inline_trees = 2;
-
/* If -pedantic, warn about the use of GNU extensions. */
if (pedantic && (gfc_option.allow_std & GFC_STD_GNU) != 0)
gfc_option.warn_std |= GFC_STD_GNU;
if (gfc_option.flag_second_underscore == -1)
gfc_option.flag_second_underscore = gfc_option.flag_f2c;
+ if (!gfc_option.flag_automatic && gfc_option.flag_max_stack_var_size != -2
+ && gfc_option.flag_max_stack_var_size != 0)
+ gfc_warning_now ("Flag -fno-automatic overwrites -fmax-stack-var-size=%d",
+ gfc_option.flag_max_stack_var_size);
+ else if (!gfc_option.flag_automatic && gfc_option.flag_recursive)
+ gfc_warning_now ("Flag -fno-automatic overwrites -frecursive");
+ else if (!gfc_option.flag_automatic && gfc_option.gfc_flag_openmp)
+ gfc_warning_now ("Flag -fno-automatic overwrites -frecursive implied by "
+ "-fopenmp");
+ else if (gfc_option.flag_max_stack_var_size != -2
+ && gfc_option.flag_recursive)
+ gfc_warning_now ("Flag -frecursive overwrites -fmax-stack-var-size=%d",
+ gfc_option.flag_max_stack_var_size);
+ else if (gfc_option.flag_max_stack_var_size != -2
+ && gfc_option.gfc_flag_openmp)
+ gfc_warning_now ("Flag -fmax-stack-var-size=%d overwrites -frecursive "
+ "implied by -fopenmp",
+ gfc_option.flag_max_stack_var_size);
+
+ /* Implement -frecursive as -fmax-stack-var-size=-1. */
+ if (gfc_option.flag_recursive)
+ gfc_option.flag_max_stack_var_size = -1;
+
+ /* Implied -frecursive; implemented as -fmax-stack-var-size=-1. */
+ if (gfc_option.flag_max_stack_var_size == -2 && gfc_option.gfc_flag_openmp
+ && gfc_option.flag_automatic)
+ {
+ gfc_option.flag_recursive = 1;
+ gfc_option.flag_max_stack_var_size = -1;
+ }
+
+ /* Set default. */
+ if (gfc_option.flag_max_stack_var_size == -2)
+ gfc_option.flag_max_stack_var_size = 32768;
+
/* Implement -fno-automatic as -fmax-stack-var-size=0. */
if (!gfc_option.flag_automatic)
gfc_option.flag_max_stack_var_size = 0;
if (pedantic)
- gfc_option.warn_ampersand = 1;
+ {
+ gfc_option.warn_ampersand = 1;
+ gfc_option.warn_tabs = 0;
+ }
+
+ if (pedantic && gfc_option.flag_whole_file)
+ gfc_option.flag_whole_file = 2;
+
+ /* Optimization implies front end optimization, unless the user
+ specified it directly. */
- if (gfc_option.flag_all_intrinsics)
- gfc_option.warn_nonstd_intrinsics = 0;
+ if (gfc_option.flag_frontend_optimize == -1)
+ gfc_option.flag_frontend_optimize = optimize;
+ gfc_cpp_post_options ();
+
+/* FIXME: return gfc_cpp_preprocess_only ();
+
+ The return value of this function indicates whether the
+ backend needs to be initialized. On -E, we don't need
+ the backend. However, if we return 'true' here, an
+ ICE occurs. Initializing the backend doesn't hurt much,
+ hence, for now we can live with it as is. */
return false;
}
/* Set the options for -Wall. */
static void
-set_Wall (void)
+set_Wall (int setting)
{
-
- gfc_option.warn_aliasing = 1;
- gfc_option.warn_ampersand = 1;
- gfc_option.warn_line_truncation = 1;
- gfc_option.warn_nonstd_intrinsics = 1;
- gfc_option.warn_surprising = 1;
- gfc_option.warn_tabs = 0;
- gfc_option.warn_underflow = 1;
- gfc_option.warn_character_truncation = 1;
-
- set_Wunused (1);
- warn_return_type = 1;
- warn_switch = 1;
-
- /* We save the value of warn_uninitialized, since if they put
- -Wuninitialized on the command line, we need to generate a
- warning about not using it without also specifying -O. */
-
- if (warn_uninitialized != 1)
- warn_uninitialized = 2;
+ gfc_option.warn_aliasing = setting;
+ gfc_option.warn_ampersand = setting;
+ gfc_option.gfc_warn_conversion = setting;
+ gfc_option.warn_line_truncation = setting;
+ gfc_option.warn_surprising = setting;
+ gfc_option.warn_tabs = !setting;
+ gfc_option.warn_underflow = setting;
+ gfc_option.warn_intrinsic_shadow = setting;
+ gfc_option.warn_intrinsics_std = setting;
+ gfc_option.warn_character_truncation = setting;
+ gfc_option.warn_real_q_constant = setting;
+ gfc_option.warn_unused_dummy_argument = setting;
+
+ warn_unused = setting;
+ warn_return_type = setting;
+ warn_switch = setting;
+ warn_uninitialized = setting;
+ warn_maybe_uninitialized = setting;
}
{
if (gfc_option.module_dir != NULL)
- {
- gfc_status ("gfortran: Only one -M option allowed\n");
- exit (3);
- }
+ gfc_fatal_error ("gfortran: Only one -J option allowed");
- if (arg == NULL)
- {
- gfc_status ("gfortran: Directory required after -M\n");
- exit (3);
- }
-
- gfc_option.module_dir = (char *) gfc_getmem (strlen (arg) + 2);
+ gfc_option.module_dir = XCNEWVEC (char, strlen (arg) + 2);
strcpy (gfc_option.module_dir, arg);
- strcat (gfc_option.module_dir, "/");
- gfc_add_include_path (gfc_option.module_dir, true);
+ gfc_add_include_path (gfc_option.module_dir, true, false);
+
+ strcat (gfc_option.module_dir, "/");
}
+
static void
gfc_handle_fpe_trap_option (const char *arg)
{
int result, pos = 0, n;
static const char * const exception[] = { "invalid", "denormal", "zero",
- "overflow", "underflow",
+ "overflow", "underflow",
"precision", NULL };
static const int opt_exception[] = { GFC_FPE_INVALID, GFC_FPE_DENORMAL,
GFC_FPE_ZERO, GFC_FPE_OVERFLOW,
{
while (*arg == ',')
arg++;
+
while (arg[pos] && arg[pos] != ',')
pos++;
+
result = 0;
for (n = 0; exception[n] != NULL; n++)
{
break;
}
}
- if (! result)
+ if (!result)
gfc_fatal_error ("Argument to -ffpe-trap is not valid: %s", arg);
}
}
+
+static void
+gfc_handle_coarray_option (const char *arg)
+{
+ if (strcmp (arg, "none") == 0)
+ gfc_option.coarray = GFC_FCOARRAY_NONE;
+ else if (strcmp (arg, "single") == 0)
+ gfc_option.coarray = GFC_FCOARRAY_SINGLE;
+ else if (strcmp (arg, "lib") == 0)
+ gfc_option.coarray = GFC_FCOARRAY_LIB;
+ else
+ gfc_fatal_error ("Argument to -fcoarray is not valid: %s", arg);
+}
+
+
+static void
+gfc_handle_runtime_check_option (const char *arg)
+{
+ int result, pos = 0, n;
+ static const char * const optname[] = { "all", "bounds", "array-temps",
+ "recursion", "do", "pointer",
+ "mem", NULL };
+ static const int optmask[] = { GFC_RTCHECK_ALL, GFC_RTCHECK_BOUNDS,
+ GFC_RTCHECK_ARRAY_TEMPS,
+ GFC_RTCHECK_RECURSION, GFC_RTCHECK_DO,
+ GFC_RTCHECK_POINTER, GFC_RTCHECK_MEM,
+ 0 };
+
+ while (*arg)
+ {
+ while (*arg == ',')
+ arg++;
+
+ while (arg[pos] && arg[pos] != ',')
+ pos++;
+
+ result = 0;
+ for (n = 0; optname[n] != NULL; n++)
+ {
+ if (optname[n] && strncmp (optname[n], arg, pos) == 0)
+ {
+ gfc_option.rtcheck |= optmask[n];
+ arg += pos;
+ pos = 0;
+ result = 1;
+ break;
+ }
+ }
+ if (!result)
+ gfc_fatal_error ("Argument to -fcheck is not valid: %s", arg);
+ }
+}
+
+
/* Handle command-line options. Returns 0 if unrecognized, 1 if
recognized and handled. */
-int
-gfc_handle_option (size_t scode, const char *arg, int value)
+
+bool
+gfc_handle_option (size_t scode, const char *arg, int value,
+ int kind ATTRIBUTE_UNUSED, location_t loc ATTRIBUTE_UNUSED,
+ const struct cl_option_handlers *handlers ATTRIBUTE_UNUSED)
{
- int result = 1;
+ bool result = true;
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 true;
switch (code)
{
default:
- result = 0;
+ result = false;
break;
case OPT_Wall:
- set_Wall ();
+ set_Wall (value);
break;
case OPT_Waliasing:
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;
+ gfc_option.gfc_warn_conversion = value;
+ break;
+
+ case OPT_Wconversion_extra:
+ gfc_option.warn_conversion_extra = value;
+ break;
+
+ case OPT_Wfunction_elimination:
+ gfc_option.warn_function_elimination = value;
break;
case OPT_Wimplicit_interface:
gfc_option.warn_implicit_interface = value;
break;
+ case OPT_Wimplicit_procedure:
+ gfc_option.warn_implicit_procedure = 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;
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_Wreal_q_constant:
+ gfc_option.warn_real_q_constant = value;
+ break;
+
+ case OPT_Wunused_dummy_argument:
+ gfc_option.warn_unused_dummy_argument = value;
+ break;
+
case OPT_fall_intrinsics:
gfc_option.flag_all_intrinsics = 1;
break;
gfc_option.flag_backslash = value;
break;
- case OPT_fdump_core:
- gfc_option.flag_dump_core = value;
+ case OPT_fbacktrace:
+ gfc_option.flag_backtrace = value;
break;
-
+
+ case OPT_fcheck_array_temporaries:
+ gfc_option.rtcheck |= GFC_RTCHECK_ARRAY_TEMPS;
+ break;
+
case OPT_fcray_pointer:
gfc_option.flag_cray_pointer = value;
break;
gfc_option.flag_d_lines = 0;
break;
+ case OPT_fdump_fortran_original:
case OPT_fdump_parse_tree:
- gfc_option.verbose = value;
+ gfc_option.dump_fortran_original = value;
+ break;
+
+ case OPT_fdump_fortran_optimized:
+ gfc_option.dump_fortran_optimized = value;
break;
case OPT_ffixed_form:
break;
case OPT_fopenmp:
- gfc_option.flag_openmp = value;
+ gfc_option.gfc_flag_openmp = value;
break;
case OPT_ffree_line_length_none:
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;
gfc_option.flag_underscoring = value;
break;
+ case OPT_fwhole_file:
+ gfc_option.flag_whole_file = 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);
+ gfc_add_include_path (arg, false, false);
gfc_add_intrinsic_modules_path (arg);
break;
- case OPT_fmax_errors_:
- gfc_option.max_errors = value;
+ case OPT_fmax_array_constructor_:
+ gfc_option.flag_max_array_constructor = value > 65535 ? value : 65535;
break;
case OPT_fmax_stack_var_size_:
gfc_option.flag_max_stack_var_size = value;
break;
+ case OPT_fstack_arrays:
+ gfc_option.flag_stack_arrays = value;
+ break;
+
+ case OPT_fmodule_private:
+ gfc_option.flag_module_private = value;
+ break;
+
case OPT_frange_check:
gfc_option.flag_range_check = value;
break;
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, "snan"))
+ gfc_option.flag_init_real = GFC_INIT_REAL_SNAN;
+ 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);
+ gfc_add_include_path (arg, true, false);
break;
case OPT_J:
- case OPT_M:
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.allow_std = GFC_STD_F95_OBS | GFC_STD_F95 | GFC_STD_F77
+ | GFC_STD_F2008_OBS;
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;
case OPT_std_f2003:
gfc_option.allow_std = GFC_STD_F95_OBS | GFC_STD_F77
- | GFC_STD_F2003 | GFC_STD_F95;
+ | GFC_STD_F2003 | GFC_STD_F95 | GFC_STD_F2008_OBS;
gfc_option.warn_std = GFC_STD_F95_OBS;
- gfc_option.max_continue_fixed = 255;
- gfc_option.max_continue_free = 255;
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_STD_F2008_OBS;
+ gfc_option.warn_std = GFC_STD_F95_OBS | GFC_STD_F2008_OBS;
+ gfc_option.max_identifier_length = 63;
+ gfc_option.warn_ampersand = 1;
+ gfc_option.warn_tabs = 0;
+ break;
+
+ case OPT_std_f2008tr:
+ gfc_option.allow_std = GFC_STD_F95_OBS | GFC_STD_F77
+ | GFC_STD_F2003 | GFC_STD_F95 | GFC_STD_F2008 | GFC_STD_F2008_OBS
+ | GFC_STD_F2008_TR;
+ gfc_option.warn_std = GFC_STD_F95_OBS | GFC_STD_F2008_OBS;
+ gfc_option.max_identifier_length = 63;
+ gfc_option.warn_ampersand = 1;
+ gfc_option.warn_tabs = 0;
break;
case OPT_std_gnu:
- gfc_option.allow_std = GFC_STD_F95_OBS | GFC_STD_F95_DEL
- | GFC_STD_F77 | GFC_STD_F95 | GFC_STD_F2003
- | GFC_STD_GNU | GFC_STD_LEGACY;
- gfc_option.warn_std = GFC_STD_F95_OBS | GFC_STD_F95_DEL
- | GFC_STD_LEGACY;
+ set_default_std_flags ();
break;
case OPT_std_legacy:
- gfc_option.allow_std = GFC_STD_F95_OBS | GFC_STD_F95_DEL
- | GFC_STD_F77 | GFC_STD_F95 | GFC_STD_F2003
- | GFC_STD_GNU | GFC_STD_LEGACY;
+ set_default_std_flags ();
gfc_option.warn_std = 0;
break;
- case OPT_Wnonstd_intrinsics:
- gfc_option.warn_nonstd_intrinsics = value;
+ case OPT_Wintrinsics_std:
+ gfc_option.warn_intrinsics_std = value;
break;
case OPT_fshort_enums:
- gfc_option.fshort_enums = 1;
+ /* Handled in language-independent code. */
break;
case OPT_fconvert_little_endian:
- gfc_option.convert = CONVERT_LITTLE;
+ gfc_option.convert = GFC_CONVERT_LITTLE;
break;
case OPT_fconvert_big_endian:
- gfc_option.convert = CONVERT_BIG;
+ gfc_option.convert = GFC_CONVERT_BIG;
break;
case OPT_fconvert_native:
- gfc_option.convert = CONVERT_NATIVE;
+ gfc_option.convert = GFC_CONVERT_NATIVE;
break;
case OPT_fconvert_swap:
- gfc_option.convert = CONVERT_SWAP;
+ gfc_option.convert = GFC_CONVERT_SWAP;
break;
case OPT_frecord_marker_4:
case OPT_fmax_subrecord_length_:
if (value > MAX_SUBRECORD_LENGTH)
- gfc_fatal_error ("Maximum subrecord length cannot exceed %d", 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 = value;
+ break;
+
+ case OPT_falign_commons:
+ gfc_option.flag_align_commons = value;
+ break;
+
+ case OPT_faggressive_function_elimination:
+ gfc_option.flag_aggressive_function_elimination = value;
+ break;
+
+ case OPT_ffrontend_optimize:
+ gfc_option.flag_frontend_optimize = value;
+ break;
+
+ case OPT_fprotect_parens:
+ gfc_option.flag_protect_parens = value;
+ break;
+
+ case OPT_frealloc_lhs:
+ gfc_option.flag_realloc_lhs = value;
+ break;
+
+ case OPT_fcheck_:
+ gfc_handle_runtime_check_option (arg);
+ break;
+
+ case OPT_fcoarray_:
+ gfc_handle_coarray_option (arg);
+ break;
+ }
+
+ return result;
+}
+
+
+/* Return a string with the options passed to the compiler; used for
+ Fortran's compiler_options() intrinsic. */
+
+char *
+gfc_get_option_string (void)
+{
+ unsigned j;
+ size_t len, pos;
+ char *result;
+
+ /* Determine required string length. */
+
+ len = 0;
+ for (j = 1; j < save_decoded_options_count; j++)
+ {
+ switch (save_decoded_options[j].opt_index)
+ {
+ case OPT_o:
+ case OPT_d:
+ case OPT_dumpbase:
+ case OPT_dumpdir:
+ case OPT_auxbase:
+ case OPT_quiet:
+ case OPT_version:
+ case OPT_fintrinsic_modules_path:
+ /* Ignore these. */
+ break;
+ default:
+ /* Ignore file names. */
+ if (save_decoded_options[j].orig_option_with_args_text[0] == '-')
+ len += 1
+ + strlen (save_decoded_options[j].orig_option_with_args_text);
+ }
+ }
+
+ result = XCNEWVEC (char, len);
+
+ pos = 0;
+ for (j = 1; j < save_decoded_options_count; j++)
+ {
+ switch (save_decoded_options[j].opt_index)
+ {
+ case OPT_o:
+ case OPT_d:
+ case OPT_dumpbase:
+ case OPT_dumpdir:
+ case OPT_auxbase:
+ case OPT_quiet:
+ case OPT_version:
+ case OPT_fintrinsic_modules_path:
+ /* Ignore these. */
+ continue;
+
+ case OPT_cpp_:
+ /* Use "-cpp" rather than "-cpp=<temporary file>". */
+ len = 4;
+ break;
+
+ default:
+ /* Ignore file names. */
+ if (save_decoded_options[j].orig_option_with_args_text[0] != '-')
+ continue;
+
+ len = strlen (save_decoded_options[j].orig_option_with_args_text);
+ }
+
+ memcpy (&result[pos], save_decoded_options[j].orig_option_with_args_text, len);
+ pos += len;
+ result[pos++] = ' ';
}
+ result[--pos] = '\0';
return result;
}