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-rw-r--r--src/test/ui/impl-trait/example-st.rs30
1 files changed, 0 insertions, 30 deletions
diff --git a/src/test/ui/impl-trait/example-st.rs b/src/test/ui/impl-trait/example-st.rs
deleted file mode 100644
index 4e1aa3a0859..00000000000
--- a/src/test/ui/impl-trait/example-st.rs
+++ /dev/null
@@ -1,30 +0,0 @@
-// run-pass
-
-struct State;
-type Error = ();
-
-trait Bind<F> {
-    type Output;
-    fn bind(self, f: F) -> Self::Output;
-}
-
-fn bind<T, U, A, B, F>(mut a: A, mut f: F)
-                       -> impl FnMut(&mut State) -> Result<U, Error>
-where F: FnMut(T) -> B,
-      A: FnMut(&mut State) -> Result<T, Error>,
-      B: FnMut(&mut State) -> Result<U, Error>
-{
-    move |state | {
-        let r = a(state)?;
-        f(r)(state)
-    }
-}
-
-fn atom<T>(x: T) -> impl FnMut(&mut State) -> Result<T, Error> {
-    let mut x = Some(x);
-    move |_| x.take().map_or(Err(()), Ok)
-}
-
-fn main() {
-    assert_eq!(bind(atom(5), |x| atom(x > 4))(&mut State), Ok(true));
-}