From 64d98f8ee037282c35007b64c2649055c56af1db Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 17 Apr 2024 14:19:03 +0200
Subject: Merging upstream version 1.68.2+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 tests/ui/issues/issue-41880.rs | 29 +++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)
 create mode 100644 tests/ui/issues/issue-41880.rs

(limited to 'tests/ui/issues/issue-41880.rs')

diff --git a/tests/ui/issues/issue-41880.rs b/tests/ui/issues/issue-41880.rs
new file mode 100644
index 000000000..977c43b71
--- /dev/null
+++ b/tests/ui/issues/issue-41880.rs
@@ -0,0 +1,29 @@
+fn iterate<T, F>(initial: T, f: F) -> Iterate<T, F> {
+    Iterate {
+        state: initial,
+        f: f,
+    }
+}
+
+pub struct Iterate<T, F> {
+    state: T,
+    f: F
+}
+
+impl<T: Clone, F> Iterator for Iterate<T, F> where F: Fn(&T) -> T {
+    type Item = T;
+
+    #[inline]
+    fn next(&mut self) -> Option<Self::Item> {
+        self.state = (self.f)(&self.state);
+        Some(self.state.clone())
+    }
+    #[inline]
+    fn size_hint(&self) -> (usize, Option<usize>) { (usize::MAX, None) }
+}
+
+fn main() {
+    let a = iterate(0, |x| x+1);
+    println!("{:?}", a.iter().take(10).collect::<Vec<usize>>());
+    //~^ ERROR no method named `iter` found
+}
-- 
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