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-rw-r--r--src/nvim/mbyte.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/src/nvim/mbyte.c b/src/nvim/mbyte.c
index 1032986a02..a9792cf1b9 100644
--- a/src/nvim/mbyte.c
+++ b/src/nvim/mbyte.c
@@ -1840,8 +1840,9 @@ int mb_off_next(const char_u *base, const char_u *p)
/// Return the offset from "p" to the last byte of the character it points
/// into. Can start anywhere in a stream of bytes.
/// Composing characters are not included.
-int mb_tail_off(const char_u *base, const char_u *p)
+int mb_tail_off(const char *base, const char *p_in)
{
+ const uint8_t *p = (uint8_t *)p_in;
int i;
int j;
@@ -1853,7 +1854,7 @@ int mb_tail_off(const char_u *base, const char_u *p)
for (i = 0; (p[i + 1] & 0xc0) == 0x80; i++) {}
// Check for illegal sequence.
- for (j = 0; p - j > base; j++) {
+ for (j = 0; p_in - j > base; j++) {
if ((p[-j] & 0xc0) != 0x80) {
break;
}