File: normalization-of-unknown-type.rs

package info (click to toggle)
rustc 1.85.0%2Bdfsg3-1
  • links: PTS, VCS
  • area: main
  • in suites: experimental, sid, trixie
  • size: 893,396 kB
  • sloc: xml: 158,127; python: 35,830; javascript: 19,497; cpp: 19,002; sh: 17,245; ansic: 13,127; asm: 4,376; makefile: 1,051; perl: 29; lisp: 29; ruby: 19; sql: 11
file content (29 lines) | stat: -rw-r--r-- 535 bytes parent folder | download | duplicates (3)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
//! This test used to ICE: rust-lang/rust#123276 because we did
//! not taint when failing to find the `Foo` type and then tried
//! to normalize it.
//@ edition:2021

async fn create_task() {
    _ = Some(async { bind(documentation_filter()) });
}

async fn bind<Fut, F: Filter<Future = Fut>>(_: F) {}

fn documentation_filter() -> impl Filter {
    AndThen
}

trait Filter {
    type Future;
}

struct AndThen;

impl Filter for AndThen
where
    Foo: Filter, //~ ERROR: cannot find type `Foo`
{
    type Future = ();
}

fn main() {}