On 1/29/18 2:33 PM, Peter Bergner wrote:
> The current version of that code looks like the following, which I should
> copy instead. Unless you have a different suggestion?
>
> char *s;
>
> if (e->unknown_error)
> error_at (loc, e->unknown_error, arg);
> else
> error_at (loc, "unrecognized argument in option %qs", opt);
>
> auto_vec <const char *> candidates;
> for (i = 0; e->values[i].arg != NULL; i++)
> {
> if (!enum_arg_ok_for_language (&e->values[i], lang_mask))
> continue;
> candidates.safe_push (e->values[i].arg);
> }
> const char *hint = candidates_list_and_hint (arg, s, candidates);
> if (hint)
> inform (loc, "valid arguments to %qs are: %s; did you mean %qs?",
> option->opt_text, s, hint);
> else
> inform (loc, "valid arguments to %qs are: %s", option->opt_text, s);
> XDELETEVEC (s);
Actually, all the "macic" of this code happens in candidates_list_and_hint()
and that looks much like the GCC 5 code I showed, plus a call to
find_closest_string() which we don't want, so I think just sticking with
the original code in the last patch is probably best.
Peter
