Count characters correctly in 'str_as_multibyte'

* src/character.c (str_as_multibyte): Increment CHARS for each
character produced, not just once.

1 files changed, 1 insertions, 1 deletions

diff --git a/src/character.c b/src/character.c
index 95af6c3eb0c..6347617d508 100644
--- a/src/character.c
+++ b/src/character.c
@@ -637,8 +637,8 @@ str_as_multibyte (unsigned char *str, ptrdiff_t len, ptrdiff_t nbytes,
               c = BYTE8_TO_CHAR (c);
               to += CHAR_STRING (c, to);
             }
+          chars++;
         }
-      chars++;
     }
   while (p < endp)
     {