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warning: the feature `const_generics` is incomplete and may not be safe to use and/or cause compiler crashes
--> $DIR/closures.rs:3:12
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LL | #![feature(const_generics, rustc_attrs)]
| ^^^^^^^^^^^^^^
|
= note: `#[warn(incomplete_features)]` on by default
= note: see issue #44580 <https://github.com/rust-lang/rust/issues/44580> for more information
error: item has unused generic parameters
--> $DIR/closures.rs:19:19
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LL | pub fn unused<const T: usize>() -> usize {
| - generic parameter `T` is unused
LL |
LL | let add_one = |x: usize| x + 1;
| ^^^^^^^^^^^^^^^^
error: item has unused generic parameters
--> $DIR/closures.rs:17:8
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LL | pub fn unused<const T: usize>() -> usize {
| ^^^^^^ - generic parameter `T` is unused
error: item has unused generic parameters
--> $DIR/closures.rs:28:19
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LL | pub fn used_parent<const T: usize>() -> usize {
| - generic parameter `T` is unused
LL | let x: usize = T;
LL | let add_one = |x: usize| x + 1;
| ^^^^^^^^^^^^^^^^
error: item has unused generic parameters
--> $DIR/closures.rs:48:13
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LL | pub fn unused_upvar<const T: usize>() -> usize {
| - generic parameter `T` is unused
LL | let x: usize = T;
LL | let y = || x;
| ^^^^
error: aborting due to 4 previous errors; 1 warning emitted
|
