rust/tests/ui/rfc-2632-const-trait-impl/const-impl-requires-const-trait.rs

#![feature(const_trait_impl)]

pub trait A {}
//~^ HELP: mark `A` as const

impl const A for () {}
//~^ ERROR: const `impl` for trait `A` which is not marked with `#[const_trait]`

fn main() {}
Add test 2022-08-27 23:17:12 -05:00			`#![feature(const_trait_impl)]`

			`pub trait A {}`
Merge the `~const` and `impl const` checks and add some explanatory notes 2022-10-04 03:59:20 -05:00			//~^ HELP: mark `A` as const
Add test 2022-08-27 23:17:12 -05:00
			`impl const A for () {}`
Merge the `~const` and `impl const` checks and add some explanatory notes 2022-10-04 03:59:20 -05:00			//~^ ERROR: const `impl` for trait `A` which is not marked with `#[const_trait]`
Add test 2022-08-27 23:17:12 -05:00
			`fn main() {}`