From f4682d80de7bf7edc1a8be0aef0cdd0040149078 Mon Sep 17 00:00:00 2001
From: David Li <li.davidm96@gmail.com>
Date: Sun, 26 Nov 2017 20:03:22 -0500
Subject: Translate variable references

---
 src/semantic/ir.rs | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

(limited to 'src/semantic/ir.rs')

diff --git a/src/semantic/ir.rs b/src/semantic/ir.rs
index f92cf27..a4ff875 100644
--- a/src/semantic/ir.rs
+++ b/src/semantic/ir.rs
@@ -1,11 +1,11 @@
 use super::temp;
 
-#[derive(Debug)]
+#[derive(Clone,Debug)]
 pub enum BinOp {
     Plus,
 }
 
-#[derive(Debug)]
+#[derive(Clone,Debug)]
 pub enum Expression {
     Const(u64),
     Name(temp::TempLabel),
@@ -16,7 +16,7 @@ pub enum Expression {
     Seq(Vec<Statement>, Box<Expression>),
 }
 
-#[derive(Debug)]
+#[derive(Clone,Debug)]
 pub enum Statement {
     Exp(Expression),
     MoveTemp(temp::TempName, Expression),
-- 
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