// A version of `issue-70919-drop-in-loop`, but without // the necessary `drop` call. // // This should fail to compile, since the `Drop` impl // for `WrapperWithDrop` could observe the changed // `base` value. struct WrapperWithDrop<'a>(&'a mut bool); impl<'a> Drop for WrapperWithDrop<'a> { fn drop(&mut self) { } } fn drop_in_loop() { let mut base = true; let mut wrapper = WrapperWithDrop(&mut base); loop { base = false; //~ ERROR: cannot assign to `base` wrapper = WrapperWithDrop(&mut base); } } fn main() { }