Merging upstream version 1.68.2+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 39 insertions, 0 deletions

diff --git a/tests/ui/self/elision/ref-alias-async.rs b/tests/ui/self/elision/ref-alias-async.rs
new file mode 100644
index 000000000..15f16525b
--- /dev/null
+++ b/tests/ui/self/elision/ref-alias-async.rs
@@ -0,0 +1,39 @@
+// edition:2018
+// check-pass
+
+#![allow(non_snake_case)]
+
+use std::pin::Pin;
+
+struct Struct { }
+
+type Alias = Struct;
+
+impl Struct {
+    // Test using an alias for `Struct`:
+    //
+    // FIXME. We currently fail to recognize this as the self type, which
+    // feels like a bug.
+
+    async fn ref_Alias(self: &Alias, f: &u32) -> &u32 {
+        f
+    }
+
+    async fn box_ref_Alias(self: Box<&Alias>, f: &u32) -> &u32 {
+        f
+    }
+
+    async fn pin_ref_Alias(self: Pin<&Alias>, f: &u32) -> &u32 {
+        f
+    }
+
+    async fn box_box_ref_Alias(self: Box<Box<&Alias>>, f: &u32) -> &u32 {
+        f
+    }
+
+    async fn box_pin_ref_Alias(self: Box<Pin<&Alias>>, f: &u32) -> &u32 {
+        f
+    }
+}
+
+fn main() { }