https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69453
--- Comment #5 from David Malcolm <dmalcolm at gcc dot gnu.org> --- Author: dmalcolm Date: Fri Feb 12 17:39:27 2016 New Revision: 233382 URL: https://gcc.gnu.org/viewcvs?rev=233382&root=gcc&view=rev Log: 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. Added: trunk/gcc/testsuite/gcc.dg/spellcheck-options-10.c trunk/gcc/testsuite/gcc.dg/spellcheck-options-3.c trunk/gcc/testsuite/gcc.dg/spellcheck-options-4.c trunk/gcc/testsuite/gcc.dg/spellcheck-options-5.c trunk/gcc/testsuite/gcc.dg/spellcheck-options-6.c trunk/gcc/testsuite/gcc.dg/spellcheck-options-7.c trunk/gcc/testsuite/gcc.dg/spellcheck-options-8.c trunk/gcc/testsuite/gcc.dg/spellcheck-options-9.c Modified: trunk/gcc/ChangeLog trunk/gcc/gcc.c trunk/gcc/gcc.h trunk/gcc/opts-common.c trunk/gcc/opts.c trunk/gcc/opts.h trunk/gcc/spellcheck.c trunk/gcc/spellcheck.h trunk/gcc/testsuite/ChangeLog
