Merge commit '984330a6ee3c4d15626685d6dc8b7b759ff630bd' into clippyup

[rust.git] / src / tools / clippy / tests / ui / redundant_allocation.rs

diff --git a/src/tools/clippy/tests/ui/redundant_allocation.rs b/src/tools/clippy/tests/ui/redundant_allocation.rs
index 1b4f2a66c705ec088d5396bc3dbed187e12579df..80f94e5f3cbbb278e4d333f7b1887ff3d51ec81e 100644 (file)
--- a/src/tools/clippy/tests/ui/redundant_allocation.rs
+++ b/src/tools/clippy/tests/ui/redundant_allocation.rs
@@ -3,7 +3,7 @@
 #![allow(clippy::blacklisted_name, unused_variables, dead_code)]
 #![allow(unused_imports)]
 
-pub struct MyStruct {}
+pub struct MyStruct;
 
 pub struct SubT<T> {
     foo: T,
@@ -77,4 +77,24 @@ pub fn arc_test9<T>(foo: Arc<Rc<T>>) -> Arc<Rc<SubT<T>>> {
     }
 }
 
+// https://github.com/rust-lang/rust-clippy/issues/7487
+mod box_dyn {
+    use std::boxed::Box;
+    use std::rc::Rc;
+    use std::sync::Arc;
+
+    pub trait T {}
+
+    struct S {
+        a: Box<Box<dyn T>>,
+        b: Rc<Box<dyn T>>,
+        c: Arc<Box<dyn T>>,
+    }
+
+    pub fn test_box(_: Box<Box<dyn T>>) {}
+    pub fn test_rc(_: Rc<Box<dyn T>>) {}
+    pub fn test_arc(_: Arc<Box<dyn T>>) {}
+    pub fn test_rc_box(_: Rc<Box<Box<dyn T>>>) {}
+}
+
 fn main() {}