rust/tests/ui/regions/regions-bounds.rs
2023-01-11 09:32:08 +00:00

18 lines
462 B
Rust

// Check that explicit region bounds are allowed on the various
// nominal types (but not on other types) and that they are type
// checked.
struct TupleStruct<'a>(&'a isize);
struct Struct<'a> { x:&'a isize }
fn a_fn1<'a,'b>(e: TupleStruct<'a>) -> TupleStruct<'b> {
return e;
//~^ ERROR lifetime may not live long enough
}
fn a_fn3<'a,'b>(e: Struct<'a>) -> Struct<'b> {
return e;
//~^ ERROR lifetime may not live long enough
}
fn main() { }