mirror of https://github.com/rust-lang/rust
40 lines
1.5 KiB
Plaintext
40 lines
1.5 KiB
Plaintext
error: const `impl` for trait `Drop` which is not marked with `#[const_trait]`
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--> $DIR/const-drop-fail-2.rs:39:25
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LL | impl<T: ~const A> const Drop for ConstDropImplWithNonConstBounds<T> {
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| ^^^^
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= note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
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= note: adding a non-const method body in the future would be a breaking change
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error: `~const` can only be applied to `#[const_trait]` traits
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--> $DIR/const-drop-fail-2.rs:20:26
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LL | const fn check<T: ~const Destruct>(_: T) {}
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| ^^^^^^^^
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error[E0493]: destructor of `T` cannot be evaluated at compile-time
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--> $DIR/const-drop-fail-2.rs:20:36
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LL | const fn check<T: ~const Destruct>(_: T) {}
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| ^ - value is dropped here
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| |
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| the destructor for this type cannot be evaluated in constant functions
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error[E0015]: cannot call non-const fn `<T as A>::a` in constant functions
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--> $DIR/const-drop-fail-2.rs:41:9
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LL | T::a();
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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 4 previous errors
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Some errors have detailed explanations: E0015, E0493.
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For more information about an error, try `rustc --explain E0015`.
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