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-rw-r--r--src/semantic/translate.rs2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/semantic/translate.rs b/src/semantic/translate.rs
index 5e68f36..f802c3f 100644
--- a/src/semantic/translate.rs
+++ b/src/semantic/translate.rs
@@ -2,7 +2,7 @@ use super::frame;
use super::ir;
use super::temp;
-#[derive(Debug)]
+#[derive(Clone,Debug)]
pub enum Expression {
Exp(ir::Expression),
Void(ir::Statement),