115 lines
2.5 KiB
Rust
115 lines
2.5 KiB
Rust
// FIXME(#96332): We should be able to suggest a fix and automatically fix.
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#![allow(dead_code)]
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mod foo {
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trait OtherTrait<'a> {}
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impl<'a> OtherTrait<'a> for &'a () {}
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trait ObjectTrait<T> {}
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trait MyTrait<T> {
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fn use_self<K>(&self) -> &();
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}
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trait Irrelevant {}
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impl<T> MyTrait<T> for dyn ObjectTrait<T> {
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fn use_self<K>(&self) -> &() { panic!() }
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}
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impl<T> Irrelevant for dyn ObjectTrait<T> {}
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fn use_it<'a, T>(val: &'a dyn ObjectTrait<T>) -> impl OtherTrait<'a> + 'a {
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val.use_self::<T>() //~ ERROR borrowed data escapes
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}
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}
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mod bar {
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trait ObjectTrait {}
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trait MyTrait {
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fn use_self(&self) -> &();
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}
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trait Irrelevant {}
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impl MyTrait for dyn ObjectTrait {
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fn use_self(&self) -> &() { panic!() }
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}
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impl Irrelevant for dyn ObjectTrait {}
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fn use_it<'a>(val: &'a dyn ObjectTrait) -> &'a () {
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val.use_self()
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}
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}
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mod baz {
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trait ObjectTrait {}
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trait MyTrait {
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fn use_self(&self) -> &();
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}
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trait Irrelevant {}
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impl MyTrait for Box<dyn ObjectTrait> {
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fn use_self(&self) -> &() { panic!() }
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}
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impl Irrelevant for Box<dyn ObjectTrait> {}
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fn use_it<'a>(val: &'a Box<dyn ObjectTrait + 'a>) -> &'a () {
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val.use_self()
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}
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}
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mod bat {
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trait OtherTrait<'a> {}
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impl<'a> OtherTrait<'a> for &'a () {}
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trait ObjectTrait {}
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impl dyn ObjectTrait {
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fn use_self(&self) -> &() { panic!() }
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}
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fn use_it<'a>(val: &'a dyn ObjectTrait) -> impl OtherTrait<'a> + 'a {
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val.use_self()
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//~^ ERROR borrowed data escapes
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}
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}
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mod ban {
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trait OtherTrait<'a> {}
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impl<'a> OtherTrait<'a> for &'a () {}
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trait ObjectTrait {}
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trait MyTrait {
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fn use_self(&self) -> &() { panic!() }
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}
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trait Irrelevant {
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fn use_self(&self) -> &() { panic!() }
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}
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impl MyTrait for dyn ObjectTrait {}
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fn use_it<'a>(val: &'a dyn ObjectTrait) -> impl OtherTrait<'a> {
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val.use_self() //~ ERROR borrowed data escapes
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}
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}
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mod bal {
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trait OtherTrait<'a> {}
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impl<'a> OtherTrait<'a> for &'a () {}
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trait ObjectTrait {}
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trait MyTrait {
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fn use_self(&self) -> &() { panic!() }
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}
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trait Irrelevant {
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fn use_self(&self) -> &() { panic!() }
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}
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impl MyTrait for dyn ObjectTrait {}
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impl Irrelevant for dyn ObjectTrait {}
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fn use_it<'a>(val: &'a dyn ObjectTrait) -> impl OtherTrait<'a> + 'a {
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MyTrait::use_self(val) //~ ERROR borrowed data escapes
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}
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}
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fn main() {}
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