From 698f8c2f01ea549d77d7dc3338a12e04c11057b9 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 17 Apr 2024 14:02:58 +0200
Subject: Adding upstream version 1.64.0+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 src/test/ui/impl-trait/issues/issue-93788.rs | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)
 create mode 100644 src/test/ui/impl-trait/issues/issue-93788.rs

(limited to 'src/test/ui/impl-trait/issues/issue-93788.rs')

diff --git a/src/test/ui/impl-trait/issues/issue-93788.rs b/src/test/ui/impl-trait/issues/issue-93788.rs
new file mode 100644
index 000000000..6924931cd
--- /dev/null
+++ b/src/test/ui/impl-trait/issues/issue-93788.rs
@@ -0,0 +1,27 @@
+// check-pass
+
+struct D;
+
+trait Tr {
+    type It;
+    fn foo(self) -> Option<Self::It>;
+}
+
+impl<'a> Tr for &'a D {
+    type It = ();
+    fn foo(self) -> Option<()> { None }
+}
+
+fn run<F>(f: F)
+    where for<'a> &'a D: Tr,
+          F: Fn(<&D as Tr>::It),
+{
+    let d = &D;
+    while let Some(i) = d.foo() {
+        f(i);
+    }
+}
+
+fn main() {
+    run(|_| {});
+}
-- 
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