| // This test ensures that no suggestion is emitted if the span originates from |
| // an expansion that is probably not under a user's control. |
| |
| //@ edition:2021 |
| //@ compile-flags: -Z unstable-options |
| |
| #![deny(if_let_rescope)] |
| #![allow(irrefutable_let_patterns)] |
| |
| macro_rules! edition_2021_if_let { |
| ($p:pat, $e:expr, { $($conseq:tt)* } { $($alt:tt)* }) => { |
| if let $p = $e { $($conseq)* } else { $($alt)* } |
| //~^ ERROR `if let` assigns a shorter lifetime since Edition 2024 |
| //~| WARN this changes meaning in Rust 2024 |
| } |
| } |
| |
| fn droppy() -> Droppy { |
| Droppy |
| } |
| struct Droppy; |
| impl Drop for Droppy { |
| fn drop(&mut self) { |
| println!("dropped"); |
| } |
| } |
| impl Droppy { |
| fn get(&self) -> Option<u8> { |
| None |
| } |
| } |
| |
| fn main() { |
| edition_2021_if_let! { |
| Some(_value), |
| droppy().get(), |
| {} |
| {} |
| }; |
| } |
