Merging upstream version 1.68.2+dfsg1.

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

1 files changed, 23 insertions, 0 deletions

diff --git a/tests/ui/lazy-type-alias-impl-trait/recursion2.rs b/tests/ui/lazy-type-alias-impl-trait/recursion2.rs
new file mode 100644
index 000000000..6b3d9ff4c
--- /dev/null
+++ b/tests/ui/lazy-type-alias-impl-trait/recursion2.rs
@@ -0,0 +1,23 @@
+#![feature(type_alias_impl_trait)]
+
+// check-pass
+
+type Foo = impl std::fmt::Debug;
+
+fn foo(b: bool) -> Foo {
+    if b {
+        return vec![];
+    }
+    let x: Vec<i32> = foo(false);
+    std::iter::empty().collect()
+}
+
+fn bar(b: bool) -> impl std::fmt::Debug {
+    if b {
+        return vec![]
+    }
+    let x: Vec<i32> = bar(false);
+    std::iter::empty().collect()
+}
+
+fn main() {}