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authorDavid Malcolm <dmalcolm@redhat.com>2016-02-12 17:39:27 +0000
committerDavid Malcolm <dmalcolm@gcc.gnu.org>2016-02-12 17:39:27 +0000
commit61789eedf831541b415691f7376a83fa81e6d73b (patch)
tree570dfb8c0732f310844f592f252d735a0da81372 /gcc/opts.h
parentc3090c1f521bb5fedd5e7f977bce1bf0e1fc0a8e (diff)
PR driver/69265 and 69453: improved suggestions for various misspelled options
gcc/ChangeLog: PR driver/69265 PR driver/69453 * gcc.c (driver::driver): Initialize m_option_suggestions. (driver::~driver): Clean up m_option_suggestions. (suggest_option): Convert to... (driver::suggest_option): ...this, and split out into driver::build_option_suggestions and find_closest_string. (driver::build_option_suggestions): New function, from first half of suggest_option. Special-case OPT_fsanitize_ and OPT_fsanitize_recover_, making use of the sanitizer_opts array. For options of enum types, add the various enum values to the candidate strings. (driver::handle_unrecognized_options): Remove "const". * gcc.h (driver::handle_unrecognized_options): Likewise. (driver::build_option_suggestions): New decl. (driver::suggest_option): New decl. (driver::m_option_suggestions): New field. * opts-common.c (add_misspelling_candidates): New function. * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s and make non-static. * opts.h (sanitizer_opts): New array decl. (add_misspelling_candidates): New function decl. * spellcheck.c (find_closest_string): New function. * spellcheck.h (find_closest_string): New function decl. gcc/testsuite/ChangeLog: PR driver/69265 PR driver/69453 * gcc.dg/spellcheck-options-3.c: New test case. * gcc.dg/spellcheck-options-4.c: New test case. * gcc.dg/spellcheck-options-5.c: New test case. * gcc.dg/spellcheck-options-6.c: New test case. * gcc.dg/spellcheck-options-7.c: New test case. * gcc.dg/spellcheck-options-8.c: New test case. * gcc.dg/spellcheck-options-9.c: New test case. * gcc.dg/spellcheck-options-10.c: New test case. From-SVN: r233382
Diffstat (limited to 'gcc/opts.h')
-rw-r--r--gcc/opts.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/gcc/opts.h b/gcc/opts.h
index 6e6dbead946..fa479d83da5 100644
--- a/gcc/opts.h
+++ b/gcc/opts.h
@@ -404,4 +404,15 @@ extern void set_struct_debug_option (struct gcc_options *opts,
const char *value);
extern bool opt_enum_arg_to_value (size_t opt_index, const char *arg,
int *value, unsigned int lang_mask);
+
+extern const struct sanitizer_opts_s
+{
+ const char *const name;
+ unsigned int flag;
+ size_t len;
+} sanitizer_opts[];
+
+extern void add_misspelling_candidates (auto_vec<char *> *candidates,
+ const char *base_option);
+
#endif