rust/src/test/ui/issues/issue-52213.rs
2018-12-25 21:08:33 -07:00

14 lines
276 B
Rust

fn transmute_lifetime<'a, 'b, T>(t: &'a (T,)) -> &'b T {
match (&t,) { //~ ERROR cannot infer an appropriate lifetime
((u,),) => u,
}
}
fn main() {
let x = {
let y = Box::new((42,));
transmute_lifetime(&y)
};
println!("{}", x);
}