patch 9.0.0035: spell dump may go beyond end of an array
Problem: Spell dump may go beyond end of an array.
Solution: Limit the word length.
diff --git a/src/spell.c b/src/spell.c
index d866a2d..24abce4 100644
--- a/src/spell.c
+++ b/src/spell.c
@@ -3996,9 +3996,10 @@
n = arridx[depth] + curi[depth];
++curi[depth];
c = byts[n];
- if (c == 0)
+ if (c == 0 || depth >= MAXWLEN - 1)
{
- // End of word, deal with the word.
+ // End of word or reached maximum length, deal with the
+ // word.
// Don't use keep-case words in the fold-case tree,
// they will appear in the keep-case tree.
// Only use the word when the region matches.