1 files changed, 13 insertions, 0 deletions
diff --git a/test/libyul/yulOptimizerTests/expressionJoiner/reassignment.yul b/test/libyul/yulOptimizerTests/expressionJoiner/reassignment.yul
new file mode 100644
index 00000000..1e502353
--- /dev/null
+++ b/test/libyul/yulOptimizerTests/expressionJoiner/reassignment.yul
@@ -0,0 +1,13 @@
+{
+	// This is not joined because a is referenced multiple times
+	let a := mload(2)
+	let b := mload(a)
+	a := 4
+}
+// ----
+// expressionJoiner
+// {
+//     let a := mload(2)
+//     let b := mload(a)
+//     a := 4
+// }