diff options
Diffstat (limited to 'libcpp/init.c')
| -rw-r--r-- | libcpp/init.c | 17 |
1 files changed, 12 insertions, 5 deletions
diff --git a/libcpp/init.c b/libcpp/init.c index 4343075ba8..1477673245 100644 --- a/libcpp/init.c +++ b/libcpp/init.c @@ -1,5 +1,5 @@ /* CPP Library. - Copyright (C) 1986-2016 Free Software Foundation, Inc. + Copyright (C) 1986-2017 Free Software Foundation, Inc. Contributed by Per Bothner, 1994-95. Based on CCCP program by Paul Rubin, June 1986 Adapted to ANSI C, Richard Stallman, Jan 1987 @@ -189,6 +189,7 @@ cpp_create_reader (enum c_lang lang, cpp_hash_table *table, CPP_OPTION (pfile, warn_dollars) = 1; CPP_OPTION (pfile, warn_variadic_macros) = 1; CPP_OPTION (pfile, warn_builtin_macro_redefined) = 1; + CPP_OPTION (pfile, cpp_warn_implicit_fallthrough) = 0; /* By default, track locations of tokens resulting from macro expansion. The '2' means, track the locations with the highest accuracy. Read the comments for struct @@ -257,6 +258,9 @@ cpp_create_reader (enum c_lang lang, cpp_hash_table *table, /* Do not force token locations by default. */ pfile->forced_token_location_p = NULL; + /* Initialize source_date_epoch to -2 (not yet set). */ + pfile->source_date_epoch = (time_t) -2; + /* The expression parser stack. */ _cpp_expand_op_stack (pfile); @@ -495,7 +499,7 @@ cpp_init_builtins (cpp_reader *pfile, int hosted) { if (CPP_OPTION (pfile, lang) == CLK_CXX1Z || CPP_OPTION (pfile, lang) == CLK_GNUCXX1Z) - _cpp_define_builtin (pfile, "__cplusplus 201500L"); + _cpp_define_builtin (pfile, "__cplusplus 201703L"); else if (CPP_OPTION (pfile, lang) == CLK_CXX14 || CPP_OPTION (pfile, lang) == CLK_GNUCXX14) _cpp_define_builtin (pfile, "__cplusplus 201402L"); @@ -534,7 +538,7 @@ cpp_init_builtins (cpp_reader *pfile, int hosted) } /* Sanity-checks are dependent on command-line options, so it is - called as a subroutine of cpp_read_main_file (). */ + called as a subroutine of cpp_read_main_file. */ #if CHECKING_P static void sanity_checks (cpp_reader *); static void sanity_checks (cpp_reader *pfile) @@ -613,6 +617,8 @@ cpp_post_options (cpp_reader *pfile) const char * cpp_read_main_file (cpp_reader *pfile, const char *fname) { + const source_location loc = 0; + if (CPP_OPTION (pfile, deps.style) != DEPS_NONE) { if (!pfile->deps) @@ -623,11 +629,12 @@ cpp_read_main_file (cpp_reader *pfile, const char *fname) } pfile->main_file - = _cpp_find_file (pfile, fname, &pfile->no_search_path, false, 0, false); + = _cpp_find_file (pfile, fname, &pfile->no_search_path, false, 0, false, + loc); if (_cpp_find_failed (pfile->main_file)) return NULL; - _cpp_stack_file (pfile, pfile->main_file, false); + _cpp_stack_file (pfile, pfile->main_file, false, loc); /* For foo.i, read the original filename foo.c now, for the benefit of the front ends. */ |