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Add a test for default trait method with RPITITs #108290

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Merged
merged 1 commit into from
Feb 21, 2023
Merged

Add a test for default trait method with RPITITs #108290

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17 changes: 17 additions & 0 deletions tests/ui/impl-trait/in-trait/default-method-constraint.rs
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// check-pass

// This didn't work in the previous default RPITIT method hack attempt

#![feature(return_position_impl_trait_in_trait)]
//~^ WARN the feature `return_position_impl_trait_in_trait` is incomplete

trait Foo {
fn bar(x: bool) -> impl Sized {
if x {
let _: u32 = Self::bar(!x);
}
Default::default()
}
}

fn main() {}
11 changes: 11 additions & 0 deletions tests/ui/impl-trait/in-trait/default-method-constraint.stderr
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warning: the feature `return_position_impl_trait_in_trait` is incomplete and may not be safe to use and/or cause compiler crashes
--> $DIR/default-method-constraint.rs:5:12
|
LL | #![feature(return_position_impl_trait_in_trait)]
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
= note: see issue #91611 <https://github.com/rust-lang/rust/issues/91611> for more information
= note: `#[warn(incomplete_features)]` on by default

warning: 1 warning emitted