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error: `[const]` is not allowed here
--> const-super-trait.rs:7:12
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7 | trait Bar: ~const Foo {}
| ^^^^^^
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note: this trait is not a `#[const_trait]`, so it cannot have `[const]` trait bounds
--> const-super-trait.rs:7:1
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7 | trait Bar: ~const Foo {}
| ^^^^^^^^^^^^^^^^^^^^^^^^
error[E0554]: `#![feature]` may not be used on the NIGHTLY release channel
--> const-super-trait.rs:1:30
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1 | #![cfg_attr(feature_enabled, feature(const_trait_impl))]
| ^^^^^^^^^^^^^^^^^^^^^^^^^
error: `[const]` can only be applied to `#[const_trait]` traits
--> const-super-trait.rs:7:12
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7 | trait Bar: ~const Foo {}
| ^^^^^^ can't be applied to `Foo`
|
note: `Foo` can't be used with `[const]` because it isn't annotated with `#[const_trait]`
--> const-super-trait.rs:3:1
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3 | trait Foo {
| ^^^^^^^^^
error: `[const]` can only be applied to `#[const_trait]` traits
--> const-super-trait.rs:9:17
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9 | const fn foo<T: ~const Bar>(x: &T) {
| ^^^^^^ can't be applied to `Bar`
|
note: `Bar` can't be used with `[const]` because it isn't annotated with `#[const_trait]`
--> const-super-trait.rs:7:1
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7 | trait Bar: ~const Foo {}
| ^^^^^^^^^^^^^^^^^^^^^
error[E0015]: cannot call non-const method `<T as Foo>::a` in constant functions
--> const-super-trait.rs:10:7
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10 | x.a();
| ^^^
|
= note: calls in constant functions are limited to constant functions, tuple structs and tuple variants
error: aborting due to 5 previous errors
Some errors have detailed explanations: E0015, E0554.
For more information about an error, try `rustc --explain E0015`.
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