1 files changed, 22 insertions, 0 deletions
diff --git a/tests/mir-opt/pre-codegen/intrinsics.f_unit.PreCodegen.after.mir b/tests/mir-opt/pre-codegen/intrinsics.f_unit.PreCodegen.after.mir
new file mode 100644
index 00000000000..3d416de34df
--- /dev/null
+++ b/tests/mir-opt/pre-codegen/intrinsics.f_unit.PreCodegen.after.mir
@@ -0,0 +1,22 @@
+// MIR for `f_unit` after PreCodegen
+
+fn f_unit() -> () {
+    let mut _0: ();                      // return place in scope 0 at $DIR/intrinsics.rs:+0:17: +0:17
+    scope 1 (inlined f_dispatch::<()>) { // at $DIR/intrinsics.rs:13:5: 13:19
+        debug t => const ();             // in scope 1 at $DIR/intrinsics.rs:23:22: 23:23
+        let _1: ();                      // in scope 1 at $DIR/intrinsics.rs:25:9: 25:17
+        scope 2 (inlined std::mem::size_of::<()>) { // at $DIR/intrinsics.rs:24:8: 24:32
+        }
+    }
+
+    bb0: {
+        _1 = f_zst::<()>(const ()) -> [return: bb1, unwind unreachable]; // scope 1 at $DIR/intrinsics.rs:25:9: 25:17
+                                         // mir::Constant
+                                         // + span: $DIR/intrinsics.rs:25:9: 25:14
+                                         // + literal: Const { ty: fn(()) {f_zst::<()>}, val: Value(<ZST>) }
+    }
+
+    bb1: {
+        return;                          // scope 0 at $DIR/intrinsics.rs:+2:2: +2:2
+    }
+}