1 files changed, 11 insertions, 0 deletions
diff --git a/src/test/mir-opt/dataflow-const-prop/struct.rs b/src/test/mir-opt/dataflow-const-prop/struct.rs
new file mode 100644
index 000000000..841b279e0
--- /dev/null
+++ b/src/test/mir-opt/dataflow-const-prop/struct.rs
@@ -0,0 +1,11 @@
+// unit-test: DataflowConstProp
+
+struct S(i32);
+
+// EMIT_MIR struct.main.DataflowConstProp.diff
+fn main() {
+    let mut s = S(1);
+    let a = s.0 + 2;
+    s.0 = 3;
+    let b = a + s.0;
+}