1 files changed, 22 insertions, 0 deletions
diff --git a/tests/mir-opt/nrvo_miscompile_111005.rs b/tests/mir-opt/nrvo_miscompile_111005.rs
new file mode 100644
index 000000000..a9f391b79
--- /dev/null
+++ b/tests/mir-opt/nrvo_miscompile_111005.rs
@@ -0,0 +1,22 @@
+// This is a miscompilation, #111005 to track
+
+// unit-test: RenameReturnPlace
+
+#![feature(custom_mir, core_intrinsics)]
+extern crate core;
+use core::intrinsics::mir::*;
+
+// EMIT_MIR nrvo_miscompile_111005.wrong.RenameReturnPlace.diff
+#[custom_mir(dialect = "runtime", phase = "initial")]
+pub fn wrong(arg: char) -> char {
+    mir!({
+        let temp = arg;
+        RET = temp;
+        temp = 'b';
+        Return()
+    })
+}
+
+fn main() {
+    assert_eq!(wrong('a'), 'a');
+}