// Regression test for https://github.com/rust-lang/rust/issues/121508. | |
struct Struct<T>(T); | |
impl<T> std::ops::Deref for Struct<T> { | |
type Target = dyn Fn(T); | |
fn deref(&self) -> &assert_mem_uninitialized_valid::Target { | |
//~^ERROR: undeclared crate or module | |
unimplemented!() | |
} | |
} | |
fn main() { | |
let f = Struct(Default::default()); | |
f(0); | |
f(0); | |
} |