bjoernager/rust
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Use ty::Instance::resolve to identify 'static bound source

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This commit is contained in:
Esteban Küber 2020-06-30 17:41:15 -07:00
parent 7bf39fa9d9
commit f80743712e
10 changed files with 198 additions and 184 deletions
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23
src/test/ui/suggestions/impl-on-dyn-trait-with-implicit-static-bound.rs
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@ -5,19 +5,19 @@ mod foo {
trait OtherTrait<'a> {}
impl<'a> OtherTrait<'a> for &'a () {}
trait ObjectTrait {}
trait MyTrait {
fn use_self(&self) -> &();
trait ObjectTrait<T> {}
trait MyTrait<T> {
fn use_self<K>(&self) -> &();
}
trait Irrelevant {}
impl MyTrait for dyn ObjectTrait {
fn use_self(&self) -> &() { panic!() }
impl<T> MyTrait<T> for dyn ObjectTrait<T> {
fn use_self<K>(&self) -> &() { panic!() }
}
impl Irrelevant for dyn ObjectTrait {}
impl<T> Irrelevant for dyn ObjectTrait<T> {}
fn use_it<'a>(val: &'a dyn ObjectTrait) -> impl OtherTrait<'a> + 'a {
val.use_self() //~ ERROR E0759
fn use_it<'a, T>(val: &'a dyn ObjectTrait<T>) -> impl OtherTrait<'a> + 'a {
val.use_self::<T>() //~ ERROR E0759
}
}
@ -76,13 +76,11 @@ mod ban {
trait ObjectTrait {}
trait MyTrait {
fn use_self(&self) -> &();
fn use_self(&self) -> &() { panic!() }
}
trait Irrelevant {}
impl MyTrait for dyn ObjectTrait {
fn use_self(&self) -> &() { panic!() }
}
impl MyTrait for dyn ObjectTrait {}
impl Irrelevant for dyn ObjectTrait {}
fn use_it<'a>(val: &'a dyn ObjectTrait) -> impl OtherTrait<'a> {
@ -90,5 +88,4 @@ mod ban {
}
}
fn main() {}