kc3-lang/kc3

diff --git a/.ikc3_history b/.ikc3_history
index 2368e15..571cc47 100644
--- a/.ikc3_history
+++ b/.ikc3_history
@@ -1,10 +1,3 @@
-?
-a = ?
-?
-a
-a = ?
-a
-a = ?
 a
 a <- 1
 a
@@ -97,3 +90,10 @@ quote if true do if true do %KC3.Operator{} end end
 quote if true do if true do unquote(%KC3.Operator{}) end end
 quote if true do if true do %KC3.Operator{sym: :a} end end
 to_lisp(quote a = ? <- 1 ; 2)
+quote if true do if true do %KC3.Operator{symbol_value: void} end end
+quote if true do if true do %KC3.Operator{sym: :-, symbol_value: void} end end
+to_lisp(quote a = ? <- 1 ; 2)
+quote a = ? <- 1 ; 2
+quote 1 + 20 / 3 * 4 - 5
+quote 1 + 20 / 3 * 4
+quote 1 + 20 / 3 * 4 - 5