Merging upstream version 1.68.2+dfsg1.

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

1 files changed, 35 insertions, 0 deletions

diff --git a/tests/ui/suggestions/issue-59819.rs b/tests/ui/suggestions/issue-59819.rs
new file mode 100644
index 000000000..8e8ff8372
--- /dev/null
+++ b/tests/ui/suggestions/issue-59819.rs
@@ -0,0 +1,35 @@
+// run-rustfix
+
+#![allow(warnings)]
+
+// Test that suggestion to add `*` characters applies to implementations of `Deref` as well as
+// references.
+
+struct Foo(i32);
+
+struct Bar(String);
+
+impl std::ops::Deref for Foo {
+    type Target = i32;
+    fn deref(&self) -> &Self::Target {
+        &self.0
+    }
+}
+
+impl std::ops::Deref for Bar {
+    type Target = String;
+    fn deref(&self) -> &Self::Target {
+        &self.0
+    }
+}
+
+fn main() {
+    let x = Foo(42);
+    let y: i32 = x; //~ ERROR mismatched types
+    let a = &42;
+    let b: i32 = a; //~ ERROR mismatched types
+
+    // Do not make a suggestion when adding a `*` wouldn't actually fix the issue:
+    let f = Bar("bar".to_string());
+    let g: String = f; //~ ERROR mismatched types
+}