mirror of https://github.com/rust-lang/rust
69 lines
1.5 KiB
Rust
69 lines
1.5 KiB
Rust
//@ run-rustfix
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//@ edition:2018
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#![feature(arbitrary_self_types)]
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#![allow(non_snake_case, dead_code)]
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use std::marker::PhantomData;
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use std::ops::Deref;
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use std::pin::Pin;
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struct Struct {}
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struct Wrap<T, P>(T, PhantomData<P>);
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impl<T, P> Deref for Wrap<T, P> {
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type Target = T;
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fn deref(&self) -> &T {
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&self.0
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}
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}
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impl Struct {
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// Test using `&self` sugar:
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fn ref_self<'a>(&self, f: &'a u32) -> &'a u32 {
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f
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//~^ ERROR lifetime may not live long enough
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}
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// Test using `&Self` explicitly:
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fn ref_Self<'a>(self: &Self, f: &'a u32) -> &'a u32 {
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f
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//~^ ERROR lifetime may not live long enough
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}
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fn box_ref_Self<'a>(self: Box<&Self>, f: &'a u32) -> &'a u32 {
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f
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//~^ ERROR lifetime may not live long enough
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}
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fn pin_ref_Self<'a>(self: Pin<&Self>, f: &'a u32) -> &'a u32 {
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f
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//~^ ERROR lifetime may not live long enough
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}
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fn box_box_ref_Self<'a>(self: Box<Box<&Self>>, f: &'a u32) -> &'a u32 {
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f
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//~^ ERROR lifetime may not live long enough
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}
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fn box_pin_ref_Self<'a>(self: Box<Pin<&Self>>, f: &'a u32) -> &'a u32 {
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f
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//~^ ERROR lifetime may not live long enough
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}
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fn wrap_ref_Self_Self<'a>(self: Wrap<&Self, Self>, f: &'a u8) -> &'a u8 {
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f
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//~^ ERROR lifetime may not live long enough
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}
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fn ref_box_Self<'a>(self: &Box<Self>, f: &'a u32) -> &'a u32 {
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f
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//~^ ERROR lifetime may not live long enough
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}
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}
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fn main() {}
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