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/unsafe/unsafe-subtyping.rs | 11 +++++++++++
 1 file changed, 11 insertions(+)
 create mode 100644 src/test/ui/unsafe/unsafe-subtyping.rs

(limited to 'src/test/ui/unsafe/unsafe-subtyping.rs')

diff --git a/src/test/ui/unsafe/unsafe-subtyping.rs b/src/test/ui/unsafe/unsafe-subtyping.rs
new file mode 100644
index 000000000..a4b748a50
--- /dev/null
+++ b/src/test/ui/unsafe/unsafe-subtyping.rs
@@ -0,0 +1,11 @@
+// Check that safe fns are not a subtype of unsafe fns.
+
+fn foo(x: Option<fn(i32)>) -> Option<unsafe fn(i32)> {
+    x //~ ERROR mismatched types
+}
+
+fn bar(x: fn(i32)) -> unsafe fn(i32) {
+    x // OK, coercion!
+}
+
+fn main() { }
-- 
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