rust/tests/crashes/105937.rs
2024-04-14 11:21:51 +02:00

28 lines
492 B
Rust

//@ known-bug: #105937
//@ compile-flags: -Copt-level=0
pub fn encode_num<Writer: ExampleWriter>(n: u32, mut writer: Writer) -> Result<(), Writer::Error> {
if n > 15 {
encode_num(n / 16, &mut writer)?;
}
Ok(())
}
pub trait ExampleWriter {
type Error;
}
impl<'a, T: ExampleWriter> ExampleWriter for &'a mut T {
type Error = T::Error;
}
struct Error;
impl ExampleWriter for Error {
type Error = ();
}
fn main() {
encode_num(69, &mut Error).unwrap();
}