1 files changed, 23 insertions, 0 deletions
diff --git a/tests/mir-opt/dataflow-const-prop/self_assign_add.main.DataflowConstProp.diff b/tests/mir-opt/dataflow-const-prop/self_assign_add.main.DataflowConstProp.diff
new file mode 100644
index 000000000..c09e4061e
--- /dev/null
+++ b/tests/mir-opt/dataflow-const-prop/self_assign_add.main.DataflowConstProp.diff
@@ -0,0 +1,23 @@
+- // MIR for `main` before DataflowConstProp
++ // MIR for `main` after DataflowConstProp
+  
+  fn main() -> () {
+      let mut _0: ();                      // return place in scope 0 at $DIR/self_assign_add.rs:+0:11: +0:11
+      let mut _1: i32;                     // in scope 0 at $DIR/self_assign_add.rs:+1:9: +1:14
+      scope 1 {
+          debug a => _1;                   // in scope 1 at $DIR/self_assign_add.rs:+1:9: +1:14
+      }
+  
+      bb0: {
+          StorageLive(_1);                 // scope 0 at $DIR/self_assign_add.rs:+1:9: +1:14
+          _1 = const 0_i32;                // scope 0 at $DIR/self_assign_add.rs:+1:17: +1:18
+-         _1 = Add(_1, const 1_i32);       // scope 1 at $DIR/self_assign_add.rs:+2:5: +2:11
+-         _1 = Add(_1, const 1_i32);       // scope 1 at $DIR/self_assign_add.rs:+3:5: +3:11
++         _1 = const 1_i32;                // scope 1 at $DIR/self_assign_add.rs:+2:5: +2:11
++         _1 = const 2_i32;                // scope 1 at $DIR/self_assign_add.rs:+3:5: +3:11
+          _0 = const ();                   // scope 0 at $DIR/self_assign_add.rs:+0:11: +4:2
+          StorageDead(_1);                 // scope 0 at $DIR/self_assign_add.rs:+4:1: +4:2
+          return;                          // scope 0 at $DIR/self_assign_add.rs:+4:2: +4:2
+      }
+  }
+