must implement equals and hashCode

1 files changed, 14 insertions, 0 deletions

diff --git a/src/spiglet/spiglet2kanga/SpgTemp.java b/src/spiglet/spiglet2kanga/SpgTemp.java
index 2636382..5391ac8 100644
--- a/src/spiglet/spiglet2kanga/SpgTemp.java
+++ b/src/spiglet/spiglet2kanga/SpgTemp.java
@@ -13,4 +13,18 @@ public class SpgTemp extends SpgSimpExpr {
 	public String toString() {
 		return "TEMP " + num;
 	}
+
+	@Override
+	public boolean equals(Object t) {
+		if (t instanceof SpgTemp) {
+			return num==((SpgTemp)t).num;
+		} else {
+			return false;
+		}
+	}
+	
+	@Override
+	public int hashCode() {
+		return num;
+	}
 }