Minor code cleanup and surpress warnings for unused inst and register constants

Signed-off-by: Alek Ratzloff <alekratz@gmail.com>

src/vm/inst.rs

@@ -6,6 +6,7 @@ macro_rules! instructions {
     } => {
 
         $(
+            #[allow(dead_code)]
             pub const $variant: InstOp = $value;
         )*
 

src/vm/obj/syn/ast.rs

@@ -102,7 +102,6 @@ pub enum Value {
     Name(String),
     Here,
     Addr(Box<Value>, IntSize),
-    //Array(Vec<Value>),
 }
 
 impl Value {

src/vm/reg.rs

@@ -5,6 +5,7 @@ macro_rules! registers {
         pub type Reg = u8;
 
         $(
+            #[allow(dead_code)]
             pub const $variant: Reg = $value;
         )*
 

src/vm/state.rs

@@ -239,9 +239,6 @@ impl State {
                 // TODO - dump
             }
         }
-        if next_ip > 100 {
-            panic!("{:?}", next_ip);
-        }
         self.set_reg_unchecked(IP, next_ip);
         Ok(())
     }