Rollup merge of rust-lang#62324 - Centril:reduce-await-macro-reliance…

…, r=cramertj

Reduce reliance on `await!(...)` macro

Only the last commit is new.

r? @cramertj

src/test/run-pass/async-await/async-fn-size.rs

@@ -1,6 +1,6 @@
 // edition:2018
 
-#![feature(async_await, await_macro)]
+#![feature(async_await)]
 
 #[path = "../auxiliary/arc_wake.rs"]
 mod arc_wake;
@@ -58,31 +58,31 @@ fn wait(fut: impl Future<Output = u8>) -> u8 {
 fn base() -> WakeOnceThenComplete { WakeOnceThenComplete(false, 1) }
 
 async fn await1_level1() -> u8 {
-    await!(base())
+    base().await
 }
 
 async fn await2_level1() -> u8 {
-    await!(base()) + await!(base())
+    base().await + base().await
 }
 
 async fn await3_level1() -> u8 {
-    await!(base()) + await!(base()) + await!(base())
+    base().await + base().await + base().await
 }
 
 async fn await3_level2() -> u8 {
-    await!(await3_level1()) + await!(await3_level1()) + await!(await3_level1())
+    await3_level1().await + await3_level1().await + await3_level1().await
 }
 
 async fn await3_level3() -> u8 {
-    await!(await3_level2()) + await!(await3_level2()) + await!(await3_level2())
+    await3_level2().await + await3_level2().await + await3_level2().await
 }
 
 async fn await3_level4() -> u8 {
-    await!(await3_level3()) + await!(await3_level3()) + await!(await3_level3())
+    await3_level3().await + await3_level3().await + await3_level3().await
 }
 
 async fn await3_level5() -> u8 {
-    await!(await3_level4()) + await!(await3_level4()) + await!(await3_level4())
+    await3_level4().await + await3_level4().await + await3_level4().await
 }
 
 fn main() {

src/test/run-pass/async-await/issue-60709.rs

@@ -2,7 +2,7 @@
 // handled incorrectly in generators.
 // compile-flags: -Copt-level=z -Cdebuginfo=2 --edition=2018
 
-#![feature(async_await, await_macro)]
+#![feature(async_await)]
 #![allow(unused)]
 
 use std::future::Future;
@@ -22,7 +22,7 @@ impl Future for Never {
 fn main() {
     let fut = async {
         let _rc = Rc::new(()); // Also crashes with Arc
-        await!(Never());
+        Never().await;
     };
     let _bla = fut; // Moving the future is required.
 }

src/test/ui/async-await/async-fn-path-elision.rs

@@ -1,6 +1,6 @@
 // edition:2018
 
-#![feature(async_await, await_macro)]
+#![feature(async_await)]
 #![allow(dead_code)]
 
 struct HasLifetime<'a>(&'a bool);

src/test/ui/async-await/async-with-closure.rs

@@ -1,7 +1,7 @@
 // build-pass (FIXME(62277): could be check-pass?)
 // edition:2018
 
-#![feature(async_await, await_macro)]
+#![feature(async_await)]
 
 trait MyClosure {
     type Args;
@@ -20,7 +20,7 @@ async fn get_future<C: ?Sized + MyClosure>(_stream: MyStream<C>) {}
 
 async fn f() {
     let messages: MyStream<dyn FnMut()> = unimplemented!();
-    await!(get_future(messages));
+    get_future(messages).await;
 }
 
 fn main() {}

src/test/ui/async-await/await-keyword/2018-edition-error-in-non-macro-position.rs

@@ -1,7 +1,7 @@
 // edition:2018
 
 #![allow(non_camel_case_types)]
-#![feature(async_await, await_macro)]
+#![feature(async_await)]
 
 mod outer_mod {
     pub mod await { //~ ERROR expected identifier, found reserved keyword `await`

src/test/ui/async-await/drop-order/drop-order-for-async-fn-parameters-by-ref-binding.rs

@@ -3,7 +3,7 @@
 // run-pass
 
 #![allow(unused_variables)]
-#![feature(async_await, await_macro)]
+#![feature(async_await)]
 
 // Test that the drop order for parameters in a fn and async fn matches up. Also test that
 // parameters (used or unused) are not dropped until the async fn completes execution.

src/test/ui/async-await/drop-order/drop-order-for-async-fn-parameters.rs

@@ -3,7 +3,7 @@
 // run-pass
 
 #![allow(unused_variables)]
-#![feature(async_await, await_macro)]
+#![feature(async_await)]
 
 // Test that the drop order for parameters in a fn and async fn matches up. Also test that
 // parameters (used or unused) are not dropped until the async fn completes execution.

src/test/ui/async-await/issues/issue-53249.rs

@@ -1,7 +1,7 @@
 // build-pass (FIXME(62277): could be check-pass?)
 // edition:2018
 
-#![feature(arbitrary_self_types, async_await, await_macro)]
+#![feature(arbitrary_self_types, async_await)]
 
 use std::task::{self, Poll};
 use std::future::Future;
@@ -37,11 +37,11 @@ impl<R, F> Future for Lazy<F>
 async fn __receive<WantFn, Fut>(want: WantFn) -> ()
     where Fut: Future<Output = ()>, WantFn: Fn(&Box<dyn Send + 'static>) -> Fut,
 {
-    await!(lazy(|_| ()));
+    lazy(|_| ()).await;
 }
 
 pub fn basic_spawn_receive() {
-    async { await!(__receive(|_| async { () })) };
+    async { __receive(|_| async { () }).await };
 }
 
 fn main() {}

src/test/ui/async-await/issues/issue-54974.rs

@@ -1,7 +1,7 @@
 // build-pass (FIXME(62277): could be check-pass?)
 // edition:2018
 
-#![feature(async_await, await_macro)]
+#![feature(async_await)]
 
 use std::sync::Arc;
 

src/test/ui/async-await/issues/issue-55324.rs

@@ -1,13 +1,13 @@
 // build-pass (FIXME(62277): could be check-pass?)
 // edition:2018
 
-#![feature(async_await, await_macro)]
+#![feature(async_await)]
 
 use std::future::Future;
 
 #[allow(unused)]
 async fn foo<F: Future<Output = i32>>(x: &i32, future: F) -> i32 {
-    let y = await!(future);
+    let y = future.await;
     *x + y
 }
 

src/test/ui/async-await/issues/issue-58885.rs

@@ -1,7 +1,7 @@
 // build-pass (FIXME(62277): could be check-pass?)
 // edition:2018
 
-#![feature(async_await, await_macro)]
+#![feature(async_await)]
 
 struct Xyz {
     a: u64,

src/test/ui/async-await/issues/issue-59001.rs

@@ -1,7 +1,7 @@
 // build-pass (FIXME(62277): could be check-pass?)
 // edition:2018
 
-#![feature(async_await, await_macro)]
+#![feature(async_await)]
 
 use std::future::Future;
 

src/test/ui/async-await/issues/issue-59972.rs

@@ -2,7 +2,7 @@
 
 // compile-flags: --edition=2018
 
-#![feature(async_await, await_macro)]
+#![feature(async_await)]
 
 pub enum Uninhabited { }
 
@@ -15,7 +15,7 @@ async fn noop() { }
 #[allow(unused)]
 async fn contains_never() {
     let error = uninhabited_async();
-    await!(noop());
+    noop().await;
     let error2 = error;
 }
 

src/test/ui/async-await/multiple-lifetimes/hrtb.rs

@@ -3,7 +3,7 @@
 
 // Test that we can use async fns with multiple arbitrary lifetimes.
 
-#![feature(arbitrary_self_types, async_await, await_macro)]
+#![feature(async_await)]
 #![allow(dead_code)]
 
 use std::ops::Add;

src/test/ui/async-await/no-args-non-move-async-closure.rs

@@ -1,6 +1,6 @@
 // edition:2018
 
-#![feature(async_await, async_closure, await_macro)]
+#![feature(async_await, async_closure)]
 
 fn main() {
     let _ = async |x: u8| {};

src/test/ui/async-await/recursive-async-impl-trait-type.rs

@@ -2,10 +2,10 @@
 // Test that impl trait does not allow creating recursive types that are
 // otherwise forbidden when using `async` and `await`.
 
-#![feature(await_macro, async_await, generators)]
+#![feature(async_await)]
 
 async fn recursive_async_function() -> () { //~ ERROR
-    await!(recursive_async_function());
+    recursive_async_function().await;
 }
 
 fn main() {}