1 files changed, 4 insertions, 1 deletions
diff --git a/src/test/run-pass/issue-7673-cast-generically-implemented-trait.rs b/src/test/run-pass/issue-7673-cast-generically-implemented-trait.rs
index b6dfbb1ca42..736860947f2 100644
--- a/src/test/run-pass/issue-7673-cast-generically-implemented-trait.rs
+++ b/src/test/run-pass/issue-7673-cast-generically-implemented-trait.rs
@@ -19,7 +19,10 @@
 
 pub fn main() {}
 
-trait A {}
+trait A {
+    fn dummy(&self) { }
+}
+
 impl<T: 'static> A for T {}
 
 fn owned2<T: 'static>(a: Box<T>) { a as Box<A>; }