rust/tests/ui/suggestions/lifetimes/issue-105544.rs

46 lines
2.1 KiB
Rust

// run-rustfix
#![allow(warnings)]
fn foo(d: impl Sized, p: &mut ()) -> impl Sized + '_ { //~ NOTE the parameter type `impl Sized` must be valid for the anonymous lifetime defined here...
//~^ HELP consider adding an explicit lifetime bound
(d, p)
//~^ ERROR the parameter type `impl Sized` may not live long enough
//~| NOTE ...so that the type `impl Sized` will meet its required lifetime bounds
}
fn foo1<'b>(d: impl Sized, p: &'b mut ()) -> impl Sized + '_ {
//~^ HELP consider adding an explicit lifetime bound...
(d, p) //~ NOTE ...so that the type `impl Sized` will meet its required lifetime bounds
//~^ ERROR the parameter type `impl Sized` may not live long enough
}
fn foo2<'a>(d: impl Sized + 'a, p: &mut ()) -> impl Sized + '_ { //~ NOTE the parameter type `impl Sized + 'a` must be valid for the anonymous lifetime defined here...
//~^ HELP consider adding an explicit lifetime bound
(d, p)
//~^ ERROR the parameter type `impl Sized + 'a` may not live long enough
//~| NOTE ...so that the type `impl Sized + 'a` will meet its required lifetime bounds
}
fn bar<T : Sized>(d: T, p: & mut ()) -> impl Sized + '_ { //~ NOTE the parameter type `T` must be valid for the anonymous lifetime defined here...
//~^ HELP consider adding an explicit lifetime bound
(d, p)
//~^ ERROR the parameter type `T` may not live long enough
//~| NOTE ...so that the type `T` will meet its required lifetime bounds
}
fn bar1<'b, T : Sized>(d: T, p: &'b mut ()) -> impl Sized + '_ {
//~^ HELP consider adding an explicit lifetime bound...
(d, p) //~ NOTE ...so that the type `T` will meet its required lifetime bounds
//~^ ERROR the parameter type `T` may not live long enough
}
fn bar2<'a, T : Sized + 'a>(d: T, p: &mut ()) -> impl Sized + '_ { //~ NOTE the parameter type `T` must be valid for the anonymous lifetime defined here...
//~^ HELP consider adding an explicit lifetime bound
(d, p)
//~^ ERROR the parameter type `T` may not live long enough
//~| NOTE ...so that the type `T` will meet its required lifetime bounds
}
fn main() {}