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/impl-generic-mismatch.rs | 32 +++++++++++++++++++++++++
 1 file changed, 32 insertions(+)
 create mode 100644 src/test/ui/impl-trait/impl-generic-mismatch.rs

(limited to 'src/test/ui/impl-trait/impl-generic-mismatch.rs')

diff --git a/src/test/ui/impl-trait/impl-generic-mismatch.rs b/src/test/ui/impl-trait/impl-generic-mismatch.rs
new file mode 100644
index 000000000..ba678bb03
--- /dev/null
+++ b/src/test/ui/impl-trait/impl-generic-mismatch.rs
@@ -0,0 +1,32 @@
+use std::fmt::Debug;
+
+trait Foo {
+    fn foo(&self, _: &impl Debug);
+}
+
+impl Foo for () {
+    fn foo<U: Debug>(&self, _: &U) { }
+    //~^ Error method `foo` has incompatible signature for trait
+}
+
+trait Bar {
+    fn bar<U: Debug>(&self, _: &U);
+}
+
+impl Bar for () {
+    fn bar(&self, _: &impl Debug) { }
+    //~^ Error method `bar` has incompatible signature for trait
+}
+
+// With non-local trait (#49841):
+
+use std::hash::{Hash, Hasher};
+
+struct X;
+
+impl Hash for X {
+    fn hash(&self, hasher: &mut impl Hasher) {}
+    //~^ Error method `hash` has incompatible signature for trait
+}
+
+fn main() {}
-- 
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