Make feature flag incomplete

Author: spastorino

compiler/rustc_feature/src/unstable.rs

@@ -474,7 +474,7 @@ declare_features! (
     /// Allows `dyn* Trait` objects.
     (incomplete, dyn_star, "1.65.0", Some(102425)),
     /// Allows the .use postfix syntax `x.use` and use closures `use |x| { ... }`
-    (unstable, ergonomic_clones, "CURRENT_RUSTC_VERSION", Some(132290)),
+    (incomplete, ergonomic_clones, "CURRENT_RUSTC_VERSION", Some(132290)),
     /// Allows exhaustive pattern matching on types that contain uninhabited types.
     (unstable, exhaustive_patterns, "1.13.0", Some(51085)),
     /// Allows explicit tail calls via `become` expression.

tests/ui/ergonomic-clones/async/basic.rs

@@ -2,6 +2,7 @@
 //@ edition:2018
 
 #![feature(ergonomic_clones)]
+#![allow(incomplete_features)]
 
 use std::future::Future;
 

tests/ui/ergonomic-clones/async/edition-2015.rs

@@ -1,4 +1,5 @@
 #![feature(ergonomic_clones)]
+#![allow(incomplete_features)]
 
 fn main() {
     async use {};

tests/ui/ergonomic-clones/async/edition-2015.stderr

@@ -1,5 +1,5 @@
 error: `async use` blocks are only allowed in Rust 2018 or later
-  --> $DIR/edition-2015.rs:4:5
+  --> $DIR/edition-2015.rs:5:5
    |
 LL |     async use {};
    |     ^^^^^^^^^

tests/ui/ergonomic-clones/async/local-type.rs

@@ -2,6 +2,7 @@
 //@ edition:2018
 
 #![feature(ergonomic_clones)]
+#![allow(incomplete_features)]
 
 fn main() {
     let _ = async use |x: x| x; //~ ERROR expected type

tests/ui/ergonomic-clones/async/local-type.stderr

@@ -1,11 +1,11 @@
 error[E0573]: expected type, found local variable `x`
-  --> $DIR/local-type.rs:7:27
+  --> $DIR/local-type.rs:8:27
    |
 LL |     let _ = async use |x: x| x;
    |                           ^ not a type
 
 error[E0573]: expected type, found local variable `x`
-  --> $DIR/local-type.rs:8:36
+  --> $DIR/local-type.rs:9:36
    |
 LL |     let _ = async use |x: bool| -> x { x };
    |                                    ^ not a type

tests/ui/ergonomic-clones/closure/basic.rs

@@ -1,6 +1,7 @@
 //@ check-pass
 
 #![feature(ergonomic_clones)]
+#![allow(incomplete_features)]
 
 use std::clone::UseCloned;
 use std::future::Future;

tests/ui/ergonomic-clones/closure/fn-once.rs

@@ -1,4 +1,5 @@
 #![feature(ergonomic_clones)]
+#![allow(incomplete_features)]
 
 fn get_closure() -> Box<dyn Fn() -> Vec<u8>> {
     let vec = vec![1u8, 2u8];

tests/ui/ergonomic-clones/closure/fn-once.stderr

@@ -1,5 +1,5 @@
 error[E0525]: expected a closure that implements the `Fn` trait, but this closure only implements `FnOnce`
-  --> $DIR/fn-once.rs:6:19
+  --> $DIR/fn-once.rs:7:19
    |
 LL |     let closure = use || {
    |                   ^^^^^^ this closure implements `FnOnce`, not `Fn`
@@ -9,7 +9,7 @@ LL |         vec
 LL |     Box::new(closure)
    |     ----------------- the requirement to implement `Fn` derives from here
    |
-   = note: required for the cast from `Box<{closure@$DIR/fn-once.rs:6:19: 6:25}>` to `Box<(dyn Fn() -> Vec<u8> + 'static)>`
+   = note: required for the cast from `Box<{closure@$DIR/fn-once.rs:7:19: 7:25}>` to `Box<(dyn Fn() -> Vec<u8> + 'static)>`
 
 error: aborting due to 1 previous error
 

tests/ui/ergonomic-clones/closure/immutable-outer-variable.fixed

@@ -3,6 +3,7 @@
 // Point at the captured immutable outer variable
 
 #![feature(ergonomic_clones)]
+#![allow(incomplete_features)]
 
 fn foo(mut f: Box<dyn FnMut()>) {
     f();