(check_composition): Check validity of composition.

2001-01-19 03:50:40 +00:00
parent e6ebcbbed8
commit 9ee6df62dd
1 changed files with 2 additions and 1 deletions
--- a/src/indent.c
+++ b/src/indent.c
@@ -281,7 +281,8 @@ check_composition (pos, pos_byte, point, len, len_byte, width)
  int id;

  if (! find_composition (pos, -1, &start, &end, &prop, Qnil)
-      || pos != start || point < end)
+      || pos != start || point < end
+      || !COMPOSITION_VALID_P (start, end, prop))
    return 0;
  if ((id = get_composition_id (pos, pos_byte, end - pos, prop, Qnil)) < 0)
    return 0;