| // edition:2021 |
| #![feature(rustc_attrs)] |
| #![allow(unused)] |
| |
| fn main() { |
| let mut t = (((1,2),(3,4)),((5,6),(7,8))); |
| |
| let c = #[rustc_capture_analysis] |
| //~^ ERROR: attributes on expressions are experimental |
| //~| NOTE: see issue #15701 <https://github.com/rust-lang/rust/issues/15701> |
| || { |
| //~^ ERROR: First Pass analysis includes: |
| //~| ERROR: Min Capture analysis includes: |
| let x = &t.0.0.0; |
| //~^ NOTE: Capturing t[(0, 0),(0, 0),(0, 0)] -> ImmBorrow |
| t.1.1.1 = 9; |
| //~^ NOTE: Capturing t[(1, 0),(1, 0),(1, 0)] -> MutBorrow |
| //~| NOTE: t[] captured as MutBorrow here |
| println!("{:?}", t); |
| //~^ NOTE: Min Capture t[] -> MutBorrow |
| //~| NOTE: Capturing t[] -> ImmBorrow |
| //~| NOTE: t[] used here |
| }; |
| } |
