rust/tests/crashes/115435.rs

26 lines
363 B
Rust

//@ known-bug: #115435
//@ edition:2021
//@ compile-flags: -Copt-level=0
trait MyTrait {
type Target: ?Sized;
}
impl<A: ?Sized> MyTrait for A {
type Target = A;
}
fn main() {
bug_run::<dyn MyTrait<Target = u8>>();
}
fn bug_run<T: ?Sized>()
where
<T as MyTrait>::Target: Sized,
{
bug::<T>();
}
fn bug<T>() {
std::mem::size_of::<T>();
}