rust/tests/ui/polymorphization/coroutine.stderr
Oli Scherer aef0f4024a Error on using yield without also using #[coroutine] on the closure
And suggest adding the `#[coroutine]` to the closure
2024-04-24 08:05:29 +00:00

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warning: the feature `generic_const_exprs` is incomplete and may not be safe to use and/or cause compiler crashes
--> $DIR/coroutine.rs:3:12
|
LL | #![feature(generic_const_exprs, coroutines, coroutine_trait, rustc_attrs)]
| ^^^^^^^^^^^^^^^^^^^
|
= note: see issue #76560 <https://github.com/rust-lang/rust/issues/76560> for more information
= note: `#[warn(incomplete_features)]` on by default
error: item has unused generic parameters
--> $DIR/coroutine.rs:36:5
|
LL | pub fn unused_type<T>() -> impl Coroutine<(), Yield = u32, Return = u32> + Unpin {
| - generic parameter `T` is unused
LL | #[coroutine]
LL | || {
| ^^
error: item has unused generic parameters
--> $DIR/coroutine.rs:64:5
|
LL | pub fn unused_const<const T: u32>() -> impl Coroutine<(), Yield = u32, Return = u32> + Unpin {
| ------------ generic parameter `T` is unused
LL | #[coroutine]
LL | || {
| ^^
error: aborting due to 2 previous errors; 1 warning emitted