1 files changed, 14 insertions, 5 deletions
diff --git a/src/test/ui/mismatched_types/overloaded-calls-bad.rs b/src/test/ui/mismatched_types/overloaded-calls-bad.rs
index 902a6ec81..232cd2ba8 100644
--- a/src/test/ui/mismatched_types/overloaded-calls-bad.rs
+++ b/src/test/ui/mismatched_types/overloaded-calls-bad.rs
@@ -20,14 +20,23 @@ impl FnOnce<(isize,)> for S {
     }
 }
 
+struct F;
+
+impl FnOnce<(i32,)> for F {
+    type Output = ();
+
+    extern "rust-call" fn call_once(self, args: (i32,)) -> Self::Output {}
+}
+
 fn main() {
-    let mut s = S {
-        x: 3,
-        y: 3,
-    };
-    let ans = s("what");    //~ ERROR mismatched types
+    let mut s = S { x: 3, y: 3 };
+    let ans = s("what");
+    //~^ ERROR mismatched types
     let ans = s();
     //~^ ERROR this function takes 1 argument but 0 arguments were supplied
     let ans = s("burma", "shave");
     //~^ ERROR this function takes 1 argument but 2 arguments were supplied
+
+    F("");
+    //~^ ERROR mismatched types
 }