mirror of https://github.com/rust-lang/rust
32 lines
1.1 KiB
Plaintext
32 lines
1.1 KiB
Plaintext
error: `~const` can only be applied to `#[const_trait]` traits
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--> $DIR/non-const-op-in-closure-in-const.rs:10:51
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LL | impl<A, B> const Convert<B> for A where B: ~const From<A> {
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| ^^^^^^^
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error[E0049]: method `to` has 1 const parameter but its trait declaration has 0 const parameters
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--> $DIR/non-const-op-in-closure-in-const.rs:5:1
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LL | #[const_trait]
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| ^^^^^^^^^^^^^^ found 1 const parameter
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LL | trait Convert<T> {
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LL | fn to(self) -> T;
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| - expected 0 const parameters
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error[E0015]: cannot call non-const fn `<B as From<A>>::from` in constant functions
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--> $DIR/non-const-op-in-closure-in-const.rs:12:9
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LL | B::from(self)
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| ^^^^^^^^^^^^^
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= note: calls in constant functions are limited to constant functions, tuple structs and tuple variants
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help: add `#![feature(effects)]` to the crate attributes to enable
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LL + #![feature(effects)]
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error: aborting due to 3 previous errors
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Some errors have detailed explanations: E0015, E0049.
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For more information about an error, try `rustc --explain E0015`.
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