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patch 9.0.0949: crash when unletting a variable while listing variables

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Problem:    Crash when unletting a variable while listing variables.
Solution:   Disallow changing a hashtable while going over the entries.
            (closes #11435)
This commit is contained in:
Bram Moolenaar
2022-11-25 16:31:51 +00:00
parent c1cf4c9107
commit ef2c325f5e
21 changed files with 143 additions and 68 deletions
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2
src/syntax.c
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@@ -4339,7 +4339,7 @@ syn_clear_keyword(int id, hashtab_T *ht)
if (kp_prev == NULL)
{
if (kp_next == NULL)
hash_remove(ht, hi);
hash_remove(ht, hi, "syntax clear keyword");
else
hi->hi_key = KE2HIKEY(kp_next);
}