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patch 8.2.0824: still not enough memory allocated when converting string

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Problem:    Still not enough memory allocated when converting string with
            special character.
Solution:   Reserve space for expanding K_SPECIAL. (closes #6130)
This commit is contained in:
Bram Moolenaar
2020-05-25 23:01:42 +02:00
parent 25e0f5863e
commit 1919371b2b
3 changed files with 7 additions and 3 deletions
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7
src/eval.c
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@@ -3515,10 +3515,11 @@ get_string_tv(char_u **arg, typval_T *rettv, int evaluate)
{
++p;
// A "\<x>" form occupies at least 4 characters, and produces up
// to 9 characters (6 for the char and 3 for a modifier): reserve
// space for 5 extra.
// to 21 characters (3 * 6 for the char and 3 for a modifier):
// reserve space for 18 extra.
// Each byte in the char could be encoded as K_SPECIAL K_EXTRA x.
if (*p == '<')
extra += 5;
extra += 18;
}
}