}
}
- /* Set C++ standard to C++14 if not specified on the command line. */
+ /* Set C++ standard to C++17 if not specified on the command line. */
if (c_dialect_cxx ())
- set_std_cxx14 (/*ISO*/false);
+ set_std_cxx17 (/*ISO*/false);
global_dc->colorize_source_p = true;
}
cpp_opts->track_macro_expansion = 2;
break;
- case OPT_ftabstop_:
- /* It is documented that we silently ignore silly values. */
- if (value >= 1 && value <= 100)
- cpp_opts->tabstop = value;
- break;
-
case OPT_fexec_charset_:
cpp_opts->narrow_charset = arg;
break;
bool
c_common_post_options (const char **pfilename)
{
- struct cpp_callbacks *cb;
-
/* Canonicalize the input and output filenames. */
if (in_fnames == NULL)
{
SET_OPTION_IF_UNSET (&global_options, &global_options_set, warn_volatile,
cxx_dialect >= cxx20 && warn_deprecated);
+ /* -Wdeprecated-enum-enum-conversion is enabled by default in C++20. */
+ SET_OPTION_IF_UNSET (&global_options, &global_options_set,
+ warn_deprecated_enum_enum_conv,
+ cxx_dialect >= cxx20 && warn_deprecated);
+
+ /* -Wdeprecated-enum-float-conversion is enabled by default in C++20. */
+ SET_OPTION_IF_UNSET (&global_options, &global_options_set,
+ warn_deprecated_enum_float_conv,
+ cxx_dialect >= cxx20 && warn_deprecated);
+
/* Declone C++ 'structors if -Os. */
if (flag_declone_ctor_dtor == -1)
flag_declone_ctor_dtor = optimize_size;
/* Change flag_abi_version to be the actual current ABI level, for the
benefit of c_cpp_builtins, and to make comparison simpler. */
- const int latest_abi_version = 14;
+ const int latest_abi_version = 15;
/* Generate compatibility aliases for ABI v11 (7.1) by default. */
const int abi_compat_default = 11;
input_location = UNKNOWN_LOCATION;
}
- cb = cpp_get_callbacks (parse_in);
+ struct cpp_callbacks *cb = cpp_get_callbacks (parse_in);
cb->file_change = cb_file_change;
cb->dir_change = cb_dir_change;
+ if (lang_hooks.preprocess_options)
+ lang_hooks.preprocess_options (parse_in);
cpp_post_options (parse_in);
init_global_opts_from_cpp (&global_options, cpp_get_options (parse_in));
input_location = UNKNOWN_LOCATION;
*pfilename = this_input_filename
- = cpp_read_main_file (parse_in, in_fnames[0]);
+ = cpp_read_main_file (parse_in, in_fnames[0],
+ /* We'll inject preamble pieces if this is
+ not preprocessed. */
+ !cpp_opts->preprocessed);
+
/* Don't do any compilation or preprocessing if there is no input file. */
if (this_input_filename == NULL)
{
if (!deps_seen)
return;
- mkdeps *deps = cpp_get_deps (parse_in);
-
- for (size_t i = 0; i < deferred_count; i++)
- {
- struct deferred_opt *opt = &deferred_opts[i];
+ if (mkdeps *deps = cpp_get_deps (parse_in))
+ for (unsigned i = 0; i < deferred_count; i++)
+ {
+ struct deferred_opt *opt = &deferred_opts[i];
- if (opt->code == OPT_MT || opt->code == OPT_MQ)
- deps_add_target (deps, opt->arg, opt->code == OPT_MQ);
- }
+ if (opt->code == OPT_MT || opt->code == OPT_MQ)
+ deps_add_target (deps, opt->arg, opt->code == OPT_MQ);
+ }
}
/* These settings are appropriate for GCC, but not necessarily so for
= linemap_check_ordinary (linemap_add (line_table, LC_RENAME, 0,
_("<built-in>"), 0));
cb_file_change (parse_in, bltin_map);
+ linemap_line_start (line_table, 0, 1);
/* Make sure all of the builtins about to be declared have
BUILTINS_LOCATION has their location_t. */
= linemap_check_ordinary (linemap_add (line_table, LC_RENAME, 0,
_("<command-line>"), 0));
cb_file_change (parse_in, cmd_map);
+ linemap_line_start (line_table, 0, 1);
/* All command line defines must have the same location. */
- cpp_force_token_locations (parse_in, cmd_map->start_location);
+ cpp_force_token_locations (parse_in, line_table->highest_line);
for (size_t i = 0; i < deferred_count; i++)
{
struct deferred_opt *opt = &deferred_opts[i];
cpp_opts->warn_unused_macros = cpp_warn_unused_macros;
/* Restore the line map back to the main file. */
if (!cpp_opts->preprocessed)
- cpp_change_file (parse_in, LC_RENAME, this_input_filename);
+ {
+ cpp_change_file (parse_in, LC_RENAME, this_input_filename);
+ if (lang_hooks.preprocess_main_file)
+ /* We're starting the main file. Inform the FE of that. */
+ lang_hooks.preprocess_main_file
+ (parse_in, line_table, LINEMAPS_LAST_ORDINARY_MAP (line_table));
+ }
/* Set this here so the client can change the option if it wishes,
and after stacking the main file so we don't trace the main file. */
/* File change callback. Has to handle -include files. */
static void
-cb_file_change (cpp_reader * ARG_UNUSED (pfile),
- const line_map_ordinary *new_map)
+cb_file_change (cpp_reader *reader, const line_map_ordinary *new_map)
{
if (flag_preprocess_only)
pp_file_change (new_map);
else
fe_file_change (new_map);
+ if (new_map && cpp_opts->preprocessed
+ && lang_hooks.preprocess_main_file && MAIN_FILE_P (new_map)
+ && ORDINARY_MAP_STARTING_LINE_NUMBER (new_map))
+ /* We're starting the main file. Inform the FE of that. */
+ lang_hooks.preprocess_main_file (reader, line_table, new_map);
+
if (new_map
&& (new_map->reason == LC_ENTER || new_map->reason == LC_RENAME))
{