Merging upstream version 1.75.0+dfsg1.

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

1 files changed, 28 insertions, 0 deletions

diff --git a/src/tools/clippy/tests/ui/wildcard_imports.rs b/src/tools/clippy/tests/ui/wildcard_imports.rs
index cbe70e505..20e06d4b3 100644
--- a/src/tools/clippy/tests/ui/wildcard_imports.rs
+++ b/src/tools/clippy/tests/ui/wildcard_imports.rs
@@ -69,6 +69,34 @@ mod struct_mod {
     }
 }
 
+// issue 9942
+mod underscore_mod {
+    // allow use of `deref` so that `clippy --fix` includes `Deref`.
+    #![allow(noop_method_call)]
+
+    mod exports_underscore {
+        pub use std::ops::Deref as _;
+        pub fn dummy() {}
+    }
+
+    mod exports_underscore_ish {
+        pub use std::ops::Deref as _Deref;
+        pub fn dummy() {}
+    }
+
+    fn does_not_lint() {
+        use self::exports_underscore::*;
+        let _ = (&0).deref();
+        dummy();
+    }
+
+    fn does_lint() {
+        use self::exports_underscore_ish::*;
+        let _ = (&0).deref();
+        dummy();
+    }
+}
+
 fn main() {
     foo();
     multi_foo();