Merging upstream version 1.68.2+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 36 insertions, 0 deletions

diff --git a/tests/ui/traits/suggest-deferences/multiple-0.rs b/tests/ui/traits/suggest-deferences/multiple-0.rs
new file mode 100644
index 000000000..9ac55177f
--- /dev/null
+++ b/tests/ui/traits/suggest-deferences/multiple-0.rs
@@ -0,0 +1,36 @@
+// run-rustfix
+use std::ops::Deref;
+
+trait Happy {}
+struct LDM;
+impl Happy for &LDM {}
+
+struct Foo(LDM);
+struct Bar(Foo);
+struct Baz(Bar);
+impl Deref for Foo {
+    type Target = LDM;
+    fn deref(&self) -> &Self::Target {
+        &self.0
+    }
+}
+impl Deref for Bar {
+    type Target = Foo;
+    fn deref(&self) -> &Self::Target {
+        &self.0
+    }
+}
+impl Deref for Baz {
+    type Target = Bar;
+    fn deref(&self) -> &Self::Target {
+        &self.0
+    }
+}
+
+fn foo<T>(_: T) where T: Happy {}
+
+fn main() {
+    let baz = Baz(Bar(Foo(LDM)));
+    foo(&baz);
+    //~^ ERROR the trait bound `&Baz: Happy` is not satisfied
+}