mirror of https://github.com/rust-lang/rust
32 lines
2.1 KiB
Rust
32 lines
2.1 KiB
Rust
trait Trait<const N: Trait = bar> {
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//~^ ERROR cannot find value `bar` in this scope
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//~| ERROR cycle detected when computing type of `Trait::N`
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//~| ERROR cycle detected when computing type of `Trait::N`
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//~| ERROR the trait `Trait` cannot be made into an object
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//~| ERROR the trait `Trait` cannot be made into an object
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//~| ERROR the trait `Trait` cannot be made into an object
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//~| ERROR `(dyn Trait<{const error}> + 'static)` is forbidden as the type of a const generic parameter
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//~| WARN trait objects without an explicit `dyn` are deprecated [bare_trait_objects]
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//~| WARN this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
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//~| WARN trait objects without an explicit `dyn` are deprecated [bare_trait_objects]
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//~| WARN this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
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fn fnc<const N: Trait = u32>(&self) -> Trait {
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//~^ ERROR the name `N` is already used for a generic parameter in this item's generic parameters
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//~| ERROR expected value, found builtin type `u32`
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//~| ERROR defaults for const parameters are only allowed in `struct`, `enum`, `type`, or `trait` definitions
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//~| ERROR associated item referring to unboxed trait object for its own trait
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//~| ERROR the trait `Trait` cannot be made into an object
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//~| ERROR `(dyn Trait<{const error}> + 'static)` is forbidden as the type of a const generic parameter
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//~| WARN trait objects without an explicit `dyn` are deprecated [bare_trait_objects]
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//~| WARN this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
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//~| WARN trait objects without an explicit `dyn` are deprecated [bare_trait_objects]
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//~| WARN this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
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//~| WARN trait objects without an explicit `dyn` are deprecated [bare_trait_objects]
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//~| WARN this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
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bar
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//~^ ERROR cannot find value `bar` in this scope
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}
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}
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fn main() {}
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