mirror of
https://github.com/rust-lang/rust.git
synced 2024-10-31 06:22:00 +00:00
31 lines
701 B
Rust
31 lines
701 B
Rust
trait NoLifetime {
|
|
fn get<'p, T : Test<'p>>(&self) -> T;
|
|
//~^ NOTE lifetimes in impl do not match this method in trait
|
|
}
|
|
|
|
trait Test<'p> {
|
|
fn new(buf: &'p mut [u8]) -> Self;
|
|
}
|
|
|
|
struct Foo<'a> {
|
|
buf: &'a mut [u8],
|
|
}
|
|
|
|
impl<'a> Test<'a> for Foo<'a> {
|
|
fn new(buf: &'a mut [u8]) -> Foo<'a> {
|
|
Foo { buf: buf }
|
|
}
|
|
}
|
|
|
|
impl<'a> NoLifetime for Foo<'a> {
|
|
fn get<'p, T: Test<'a> + From<Foo<'a>>>(&self) -> T {
|
|
//~^ ERROR E0195
|
|
//~| NOTE lifetimes do not match method in trait
|
|
return *self as T;
|
|
//~^ ERROR non-primitive cast: `Foo<'a>` as `T`
|
|
//~| NOTE an `as` expression can only be used to convert between primitive types
|
|
}
|
|
}
|
|
|
|
fn main() {}
|