| // `Call` terminators can write to a local which has existing loans |
| // and those need to be killed like a regular assignment to a local. |
| // This is a simplified version of issue 47680, is correctly accepted |
| // by NLL but was incorrectly rejected by Polonius because of these |
| // missing `killed` facts. |
| |
| // check-pass |
| // compile-flags: -Z borrowck=mir -Z polonius |
| // ignore-compare-mode-nll |
| |
| struct Thing; |
| |
| impl Thing { |
| fn next(&mut self) -> &mut Self { unimplemented!() } |
| } |
| |
| fn main() { |
| let mut temp = &mut Thing; |
| |
| loop { |
| let v = temp.next(); |
| temp = v; // accepted by NLL, was incorrectly rejected by Polonius |
| } |
| } |
