The different of the output for the example parser in lemon-diff given the changes in pull request #3

token-ids.diff

diff --git a/origin.rs b/token-ids.rs
index 736580d..b849a41 100644
--- a/origin.rs
+++ b/token-ids.rs
@@ -48,23 +48,40 @@ const YYERRORSYMBOL: i32 = 0;
 pub enum Token {
     EOI, //0
     VALUE( i32 ), //1
     PLUS, //2
     MINUS, //3
     TIMES, //4
     DIV, //5
     LPAREN, //6
     RPAREN, //7
 }
+const TOKEN_EOI: i32 = 0;
+const TOKEN_VALUE: i32 = 1;
+const TOKEN_PLUS: i32 = 2;
+const TOKEN_MINUS: i32 = 3;
+const TOKEN_TIMES: i32 = 4;
+const TOKEN_DIV: i32 = 5;
+const TOKEN_LPAREN: i32 = 6;
+const TOKEN_RPAREN: i32 = 7;
 #[inline]
 fn token_major(t: &Token) -> i32 {
-    unsafe { ::std::intrinsics::discriminant_value(t) as i32}
+    match t {
+        &Token::EOI => 0,
+        &Token::VALUE(_) => TOKEN_VALUE,
+        &Token::PLUS => TOKEN_PLUS,
+        &Token::MINUS => TOKEN_MINUS,
+        &Token::TIMES => TOKEN_TIMES,
+        &Token::DIV => TOKEN_DIV,
+        &Token::LPAREN => TOKEN_LPAREN,
+        &Token::RPAREN => TOKEN_RPAREN,
+    }
 }
 #[inline]
 fn token_minor(t: Token) -> YYMinorType {
   match t {
         Token::VALUE(x) => YYMinorType::YY17(x),
         _ => YYMinorType::YY0
   }
 }
 const YY_ACTTAB_COUNT: i32 = 22;
 const YY_ACTION: [YYACTIONTYPE; 22] = [