1 files changed, 35 insertions, 0 deletions
diff --git a/tests/mir-opt/dataflow-const-prop/issue_81605.f.DataflowConstProp.diff b/tests/mir-opt/dataflow-const-prop/issue_81605.f.DataflowConstProp.diff
new file mode 100644
index 00000000000..5a87884977c
--- /dev/null
+++ b/tests/mir-opt/dataflow-const-prop/issue_81605.f.DataflowConstProp.diff
@@ -0,0 +1,35 @@
+- // MIR for `f` before DataflowConstProp
++ // MIR for `f` after DataflowConstProp
+  
+  fn f() -> usize {
+      let mut _0: usize;                   // return place in scope 0 at $DIR/issue_81605.rs:+0:11: +0:16
+      let mut _1: usize;                   // in scope 0 at $DIR/issue_81605.rs:+1:9: +1:33
+      let mut _2: bool;                    // in scope 0 at $DIR/issue_81605.rs:+1:12: +1:16
+  
+      bb0: {
+          StorageLive(_1);                 // scope 0 at $DIR/issue_81605.rs:+1:9: +1:33
+          StorageLive(_2);                 // scope 0 at $DIR/issue_81605.rs:+1:12: +1:16
+          _2 = const true;                 // scope 0 at $DIR/issue_81605.rs:+1:12: +1:16
+-         switchInt(move _2) -> [0: bb2, otherwise: bb1]; // scope 0 at $DIR/issue_81605.rs:+1:12: +1:16
++         switchInt(const true) -> [0: bb2, otherwise: bb1]; // scope 0 at $DIR/issue_81605.rs:+1:12: +1:16
+      }
+  
+      bb1: {
+          _1 = const 1_usize;              // scope 0 at $DIR/issue_81605.rs:+1:19: +1:20
+          goto -> bb3;                     // scope 0 at $DIR/issue_81605.rs:+1:9: +1:33
+      }
+  
+      bb2: {
+          _1 = const 2_usize;              // scope 0 at $DIR/issue_81605.rs:+1:30: +1:31
+          goto -> bb3;                     // scope 0 at $DIR/issue_81605.rs:+1:9: +1:33
+      }
+  
+      bb3: {
+          StorageDead(_2);                 // scope 0 at $DIR/issue_81605.rs:+1:32: +1:33
+-         _0 = Add(const 1_usize, move _1); // scope 0 at $DIR/issue_81605.rs:+1:5: +1:33
++         _0 = const 2_usize;              // scope 0 at $DIR/issue_81605.rs:+1:5: +1:33
+          StorageDead(_1);                 // scope 0 at $DIR/issue_81605.rs:+1:32: +1:33
+          return;                          // scope 0 at $DIR/issue_81605.rs:+2:2: +2:2
+      }
+  }
+