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/derived-errors/issue-31997.rs | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
 create mode 100644 src/test/ui/derived-errors/issue-31997.rs

(limited to 'src/test/ui/derived-errors/issue-31997.rs')

diff --git a/src/test/ui/derived-errors/issue-31997.rs b/src/test/ui/derived-errors/issue-31997.rs
new file mode 100644
index 000000000..ff619313a
--- /dev/null
+++ b/src/test/ui/derived-errors/issue-31997.rs
@@ -0,0 +1,18 @@
+// Test that the resolve failure does not lead to downstream type errors.
+// See issue #31997.
+#![allow(deprecated)]
+
+trait TheTrait { }
+
+fn closure<F, T>(x: F) -> Result<T, ()>
+    where F: FnMut() -> T, T: TheTrait,
+{
+    unimplemented!()
+}
+
+fn foo() -> Result<(), ()> {
+    try!(closure(|| bar(core::ptr::null_mut()))); //~ ERROR cannot find function `bar` in this scope
+    Ok(())
+}
+
+fn main() { }
-- 
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