rust/tests/ui/nll/dont-print-desugared.rs
2023-01-11 09:32:08 +00:00

22 lines
437 B
Rust

// Test that we don't show variables with from for loop desugaring
fn for_loop(s: &[i32]) {
for &ref mut x in s {}
//~^ ERROR cannot borrow data in a `&` reference as mutable [E0596]
}
struct D<'a>(&'a ());
impl Drop for D<'_> {
fn drop(&mut self) {}
}
fn for_loop_dropck(v: Vec<D<'static>>) {
for ref mut d in v {
let y = ();
*d = D(&y); //~ ERROR `y` does not live long enough
}
}
fn main() {}