1 files changed, 33 insertions, 0 deletions
diff --git a/test/libyul/yulOptimizerTests/expressionSplitter/switch.yul b/test/libyul/yulOptimizerTests/expressionSplitter/switch.yul
new file mode 100644
index 00000000..aee7976f
--- /dev/null
+++ b/test/libyul/yulOptimizerTests/expressionSplitter/switch.yul
@@ -0,0 +1,33 @@
+{
+    let x := 8
+    switch add(2, calldataload(0))
+    case 0 { sstore(0, mload(2)) }
+    default { mstore(0, mload(3)) }
+    x := add(mload(3), 4)
+}
+// ----
+// expressionSplitter
+// {
+//     let x := 8
+//     let _1 := 0
+//     let _2 := calldataload(_1)
+//     let _3 := 2
+//     let _4 := add(_3, _2)
+//     switch _4
+//     case 0 {
+//         let _5 := 2
+//         let _6 := mload(_5)
+//         let _7 := 0
+//         sstore(_7, _6)
+//     }
+//     default {
+//         let _8 := 3
+//         let _9 := mload(_8)
+//         let _10 := 0
+//         mstore(_10, _9)
+//     }
+//     let _11 := 4
+//     let _12 := 3
+//     let _13 := mload(_12)
+//     x := add(_13, _11)
+// }