diff options
Diffstat (limited to 'gcc/opts-common.c')
| -rw-r--r-- | gcc/opts-common.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/gcc/opts-common.c b/gcc/opts-common.c index bb68982722..900c580019 100644 --- a/gcc/opts-common.c +++ b/gcc/opts-common.c @@ -373,8 +373,9 @@ static const struct option_map option_map[] = to specific options. We want to do the reverse: to find all the ways that a user could validly spell an option. - Given valid OPT_TEXT (with a leading dash), add it and all of its valid - variant spellings to CANDIDATES, each without a leading dash. + Given valid OPT_TEXT (with a leading dash) for OPTION, add it and all + of its valid variant spellings to CANDIDATES, each without a leading + dash. For example, given "-Wabi-tag", the following are added to CANDIDATES: "Wabi-tag" @@ -386,9 +387,11 @@ static const struct option_map option_map[] = void add_misspelling_candidates (auto_vec<char *> *candidates, + const struct cl_option *option, const char *opt_text) { gcc_assert (candidates); + gcc_assert (option); gcc_assert (opt_text); candidates->safe_push (xstrdup (opt_text + 1)); for (unsigned i = 0; i < ARRAY_SIZE (option_map); i++) @@ -397,6 +400,9 @@ add_misspelling_candidates (auto_vec<char *> *candidates, const char *new_prefix = option_map[i].new_prefix; size_t new_prefix_len = strlen (new_prefix); + if (option->cl_reject_negative && option_map[i].negated) + continue; + if (strncmp (opt_text, new_prefix, new_prefix_len) == 0) { char *alternative = concat (opt0 + 1, opt_text + new_prefix_len, |