Adding upstream version 1.65.0+dfsg1.upstream/1.65.0+dfsg1

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

1 files changed, 19 insertions, 0 deletions

diff --git a/src/test/ui/impl-trait/in-trait/opaque-in-impl-is-opaque.rs b/src/test/ui/impl-trait/in-trait/opaque-in-impl-is-opaque.rs
new file mode 100644
index 000000000..3ac264e8e
--- /dev/null
+++ b/src/test/ui/impl-trait/in-trait/opaque-in-impl-is-opaque.rs
@@ -0,0 +1,19 @@
+#![feature(return_position_impl_trait_in_trait)]
+#![allow(incomplete_features)]
+
+use std::fmt::Display;
+
+trait Foo {
+    fn bar(&self) -> impl Display;
+}
+
+impl Foo for () {
+    fn bar(&self) -> impl Display {
+        "Hello, world"
+    }
+}
+
+fn main() {
+    let x: &str = ().bar();
+    //~^ ERROR mismatched types
+}