(concat): Fix previous change.

diff --git a/src/fns.c b/src/fns.c
index 779c4af9d4319bddd42f54016850a1080a6e551e..a958ba20f16298b1f8326f0535fbca4a8447e54b 100644 (file)
--- a/src/fns.c
+++ b/src/fns.c
@@ -668,7 +668,7 @@ concat (nargs, args, target_type, last_special)
          if (some_multibyte
              && toindex_byte > 0
              && !ASCII_BYTE_P (XSTRING (val)->data[toindex_byte - 1])
-             && !CHAR_HEAD_P (XSTRING (this)->data[0] >= 0xA0))
+             && !CHAR_HEAD_P (XSTRING (this)->data[0]))
            maybe_combine_byte = 1;
          toindex_byte += thislen_byte;
          toindex += thisleni;