rust/tests/ui/issues/issue-48276.rs

34 lines
751 B
Rust

// Regression test for issue #48276 - ICE when self type does not match what is
// required by a trait and regions are involved.
trait MyFrom<A> {
fn from(a: A) -> Self;
}
struct A;
impl<'a, 'b> MyFrom<A> for &'a str {
fn from(self: &'a Self) -> &'b str {
//~^ ERROR: method `from` has a `&self` declaration in the impl, but not in the trait
"asdf"
}
}
struct B;
impl From<A> for B {
fn from(&self) -> B {
//~^ ERROR: method `from` has a `&self` declaration in the impl, but not in the trait
B
}
}
impl From<A> for &'static str {
fn from(&self) -> &'static str {
//~^ ERROR: method `from` has a `&self` declaration in the impl, but not in the trait
""
}
}
fn main(){}