warning: the feature `generic_const_exprs` is incomplete and may not be safe to use and/or cause compiler crashes --> $DIR/generators.rs:3:12 | LL | #![feature(generic_const_exprs, generators, generator_trait, rustc_attrs)] | ^^^^^^^^^^^^^^^^^^^ | = note: `#[warn(incomplete_features)]` on by default = note: see issue #76560 for more information error: item has unused generic parameters --> $DIR/generators.rs:35:5 | LL | pub fn unused_type() -> impl Generator<(), Yield = u32, Return = u32> + Unpin { | - generic parameter `T` is unused LL | || { | ^^ note: the above error was encountered while instantiating `fn finish::<[generator@$DIR/generators.rs:35:5: 35:7], u32, u32>` --> $DIR/generators.rs:86:5 | LL | finish(unused_type::()); | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ error: item has unused generic parameters --> $DIR/generators.rs:60:5 | LL | pub fn unused_const() -> impl Generator<(), Yield = u32, Return = u32> + Unpin { | ------------ generic parameter `T` is unused LL | || { | ^^ note: the above error was encountered while instantiating `fn finish::<[generator@$DIR/generators.rs:60:5: 60:7], u32, u32>` --> $DIR/generators.rs:89:5 | LL | finish(unused_const::<1u32>()); | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ error: aborting due to 2 previous errors; 1 warning emitted