re/reg_fold.t: Use /u rules for Unicode tests

These tests are for Unicode, so should have /u (instead of /d).

diff --git a/t/re/reg_fold.t b/t/re/reg_fold.t
index 50ccc88..45a2813 100644 (file)
--- a/t/re/reg_fold.t
+++ b/t/re/reg_fold.t
@@ -45,7 +45,7 @@ while (<$fh>) {
                 }
             }
             $lhs = "\"$lhs\"";
-            $rhs = "/^$rhs\$/i";
+            $rhs = "/^$rhs\$/iu";
 
             # Try both Latin1 and Unicode for code points below 256
             foreach my $upgrade ("", 'utf8::upgrade($c); ') {