mirror of
https://github.com/rust-lang/rust.git
synced 2024-12-13 00:56:14 +00:00
27 lines
916 B
Rust
27 lines
916 B
Rust
// Test the more elaborate outlives suggestions.
|
|
|
|
// Should suggest: 'a: 'c, 'b: 'd
|
|
fn foo1<'a, 'b, 'c, 'd>(x: &'a usize, y: &'b usize) -> (&'c usize, &'d usize) {
|
|
(x, y) //~ERROR lifetime may not live long enough
|
|
//~^ERROR lifetime may not live long enough
|
|
}
|
|
|
|
// Should suggest: 'a: 'c and use 'static instead of 'b
|
|
fn foo2<'a, 'b, 'c>(x: &'a usize, y: &'b usize) -> (&'c usize, &'static usize) {
|
|
(x, y) //~ERROR lifetime may not live long enough
|
|
//~^ERROR lifetime may not live long enough
|
|
}
|
|
|
|
// Should suggest: 'a and 'b are the same and use 'static instead of 'c
|
|
fn foo3<'a, 'b, 'c, 'd, 'e>(
|
|
x: &'a usize,
|
|
y: &'b usize,
|
|
z: &'c usize,
|
|
) -> (&'b usize, &'a usize, &'static usize) {
|
|
(x, y, z) //~ERROR lifetime may not live long enough
|
|
//~^ERROR lifetime may not live long enough
|
|
//~^^ERROR lifetime may not live long enough
|
|
}
|
|
|
|
fn main() {}
|