Rollup merge of #73646 - JohnTitor:add-tests, r=Dylan-DPC

Add some regression tests

Closes #44861
Closes #51506
Closes #59435
Closes #69840

1 files changed, 16 insertions, 0 deletions

diff --git a/src/test/ui/impl-trait/issue-69840.rs b/src/test/ui/impl-trait/issue-69840.rs
new file mode 100644
index 00000000000..b270f88b688
--- /dev/null
+++ b/src/test/ui/impl-trait/issue-69840.rs
@@ -0,0 +1,16 @@
+// check-pass
+
+#![feature(impl_trait_in_bindings)]
+#![allow(incomplete_features)]
+
+struct A<'a>(&'a ());
+
+trait Trait<T> {}
+
+impl<T> Trait<T> for () {}
+
+pub fn foo<'a>() {
+    let _x: impl Trait<A<'a>> = ();
+}
+
+fn main() {}