:art: add flags for operators

diff --git a/ast b/ast
index 36d83348fe027cd0c5bb6a388f9582d80914c7cc..a6ea1675a1eb1affbf259cba3902f347e2c7d898 160000 (submodule)
--- a/ast
+++ b/ast
@@ -1 +1 @@
-Subproject commit 36d83348fe027cd0c5bb6a388f9582d80914c7cc
+Subproject commit a6ea1675a1eb1affbf259cba3902f347e2c7d898