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-rw-r--r--test/libyul/yulOptimizerTests/expressionSimplifier/unassigned_vars.yul14
1 files changed, 14 insertions, 0 deletions
diff --git a/test/libyul/yulOptimizerTests/expressionSimplifier/unassigned_vars.yul b/test/libyul/yulOptimizerTests/expressionSimplifier/unassigned_vars.yul
new file mode 100644
index 00000000..87391b8c
--- /dev/null
+++ b/test/libyul/yulOptimizerTests/expressionSimplifier/unassigned_vars.yul
@@ -0,0 +1,14 @@
+// c & d can't be optimized as expression simplifier doesn't handle default
+// values yet
+{
+ let c
+ let d
+ let y := add(d, add(c, 7))
+}
+// ----
+// expressionSimplifier
+// {
+// let c
+// let d
+// let y := add(add(d, c), 7)
+// }