1 files changed, 35 insertions, 0 deletions
diff --git a/tests/ui/self/elision/ref-mut-alias.rs b/tests/ui/self/elision/ref-mut-alias.rs
new file mode 100644
index 000000000..ce1ab3ffc
--- /dev/null
+++ b/tests/ui/self/elision/ref-mut-alias.rs
@@ -0,0 +1,35 @@
+// check-pass
+
+#![allow(non_snake_case)]
+
+use std::pin::Pin;
+
+struct Struct { }
+
+type Alias = Struct;
+
+impl Struct {
+    // Test using an alias for `Struct`:
+
+    fn ref_Alias(self: &mut Alias, f: &u32) -> &u32 {
+        f
+    }
+
+    fn box_ref_Alias(self: Box<&mut Alias>, f: &u32) -> &u32 {
+        f
+    }
+
+    fn pin_ref_Alias(self: Pin<&mut Alias>, f: &u32) -> &u32 {
+        f
+    }
+
+    fn box_box_ref_Alias(self: Box<Box<&mut Alias>>, f: &u32) -> &u32 {
+        f
+    }
+
+    fn box_pin_ref_Alias(self: Box<Pin<&mut Alias>>, f: &u32) -> &u32 {
+        f
+    }
+}
+
+fn main() { }