utf8.c: Combine 2 function calls into one

There is a function that does both these together, more efficiently

diff --git a/utf8.c b/utf8.c
index 820fa82..418f0d8 100644 (file)
--- a/utf8.c
+++ b/utf8.c
@@ -4055,8 +4055,7 @@ Perl__swash_to_invlist(pTHX_ SV* const swash)
            _invlist_union(invlist, other, &invlist);
            break;
        case '!':
-           _invlist_invert(other);
-           _invlist_union(invlist, other, &invlist);
+            _invlist_union_maybe_complement_2nd(invlist, other, TRUE, &invlist);
            break;
        case '-':
            _invlist_subtract(invlist, other, &invlist);