1 files changed, 12 insertions, 0 deletions

diff --git a/tests/ui/issues/issue-23024.rs b/tests/ui/issues/issue-23024.rs
new file mode 100644
index 00000000000..010281ee371
--- /dev/null
+++ b/tests/ui/issues/issue-23024.rs
@@ -0,0 +1,12 @@
+use std::any::Any;
+
+fn main()
+{
+    fn h(x:i32) -> i32 {3*x}
+    let mut vfnfer:Vec<Box<dyn Any>> = vec![];
+    vfnfer.push(Box::new(h));
+    println!("{:?}",(vfnfer[0] as dyn Fn)(3));
+    //~^ ERROR the precise format of `Fn`-family traits'
+    //~| ERROR missing generics for trait `Fn`
+    //~| ERROR the value of the associated type `Output` (from trait `FnOnce`)
+}