Demonstrate compilability of generated functions

Author: kulp

src/raw.rs

@@ -267,3 +267,30 @@ macro_rules! jit_entries {
 
 include!(concat!(env!("OUT_DIR"), "/entries.rs"));
 
+#[test]
+#[should_panic]
+#[allow(unreachable_code)]
+#[allow(unused_variables)]
+fn demonstrate_compilation() {
+    macro_rules! jit_entry {
+        (   $entry:ident( $( $inarg:ident ),* )
+              => $root:ident
+              => [ $stem:ident $( , $suffix:ident )* ]
+              => $invokes:ident( $enum:ident $( , $outarg:ident )* )
+        ) => {
+            {
+                $( let $inarg = todo!(); )*
+                let _ = $crate::Jit::new().new_state().$entry( $( $inarg ),* );
+            }
+        };
+    }
+
+    macro_rules! jit_entries {
+        ( $( $tokens:tt )* ) => {
+            unsafe { $( $tokens )* }
+        };
+    }
+
+    include!{ concat!(env!("OUT_DIR"), "/entries.rs") }
+}
+