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-rw-r--r--lib/utf8.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/utf8.c b/lib/utf8.c
index a25c613..3653d59 100644
--- a/lib/utf8.c
+++ b/lib/utf8.c
@@ -1545,7 +1545,7 @@ utf8_iter0(struct utf8_iterator *itr)
return 1;
}
n = utf8_char_width(itr->curptr);
- if (n > itr->length) {
+ if (n == 0 || n > itr->length) {
itr->end = 1;
itr->err = 1;
return 1;

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