1 files changed, 23 insertions, 0 deletions
diff --git a/tests/ui/lint/unused/issue-105061-should-lint.rs b/tests/ui/lint/unused/issue-105061-should-lint.rs
new file mode 100644
index 000000000..7e4e09473
--- /dev/null
+++ b/tests/ui/lint/unused/issue-105061-should-lint.rs
@@ -0,0 +1,23 @@
+#![warn(unused)]
+#![deny(warnings)]
+
+struct Inv<'a>(&'a mut &'a ());
+
+trait Trait<'a> {}
+impl<'b> Trait<'b> for for<'a> fn(Inv<'a>) {}
+
+fn with_bound()
+where
+    for<'b> (for<'a> fn(Inv<'a>)): Trait<'b>, //~ ERROR unnecessary parentheses around type
+{}
+
+trait Hello<T> {}
+fn with_dyn_bound<T>()
+where
+    (dyn Hello<(for<'b> fn(&'b ()))>): Hello<T> //~ ERROR unnecessary parentheses around type
+{}
+
+fn main() {
+    with_bound();
+    with_dyn_bound();
+}