diff --git a/src/vm/syn/pass.rs b/src/vm/syn/pass.rs
deleted file mode 100644
index 7e9b2f2..0000000
--- a/src/vm/syn/pass.rs
+++ /dev/null
@@ -1,19 +0,0 @@
-use crate::vm::syn::ast::*;
-
-pub trait Pass<In> {
-    type Out;
-
-    fn pass(self, inval: In) -> Self::Out;
-}
-
-/// Confirms the instructions and their validity.
-pub struct InstPass {
-}
-
-impl Pass<Vec<Line>> for InstPass {
-    type Out = Vec<Line>;
-
-    fn pass(self, inval: Vec<Line>) -> Self::Out {
-        inval
-    }
-}