1 error[E0658]: `async` blocks are not allowed in constants
2 --> $DIR/issue-78722.rs:13:20
4 LL | let f: F = async { 1 };
7 = note: see issue #85368 <https://github.com/rust-lang/rust/issues/85368> for more information
8 = help: add `#![feature(const_async_blocks)]` to the crate attributes to enable
10 error[E0493]: destructor of `F` cannot be evaluated at compile-time
11 --> $DIR/issue-78722.rs:13:13
13 LL | let f: F = async { 1 };
14 | ^ the destructor for this type cannot be evaluated in constants
17 | - value is dropped here
19 error[E0271]: expected `[async block@$DIR/issue-78722.rs:11:13: 11:21]` to be a future that resolves to `u8`, but it resolves to `()`
20 --> $DIR/issue-78722.rs:9:30
22 LL | fn concrete_use() -> F {
23 | ^ expected `()`, found `u8`
25 error: aborting due to 3 previous errors
27 Some errors have detailed explanations: E0271, E0493, E0658.
28 For more information about an error, try `rustc --explain E0271`.