rust/tests/crashes/92470.rs
2024-04-26 17:20:16 +02:00

32 lines
448 B
Rust

//@ known-bug: #92470
fn main() {
encode(&mut EncoderImpl);
}
pub trait Encoder {
type W;
fn writer(&self) -> Self::W;
}
fn encode<E: Encoder>(mut encoder: E) {
encoder.writer();
encode(&mut encoder);
}
struct EncoderImpl;
impl Encoder for EncoderImpl {
type W = ();
fn writer(&self) {}
}
impl<'a, T: Encoder> Encoder for &'a mut T {
type W = T::W;
fn writer(&self) -> Self::W {
panic!()
}
}