src/test/run-pass/nll/issue-53123-raw-pointer-cast.rs

   1 // run-pass
   2
   3 #![allow(unused_variables)]
   4
   5 pub trait TryTransform {
   6     fn try_transform<F>(self, f: F)
   7     where
   8         Self: Sized,
   9         F: FnOnce(Self);
  10 }
  11
  12 impl<'a, T> TryTransform for &'a mut T {
  13     fn try_transform<F>(self, f: F)
  14     where
  15         // The bug was that `Self: Sized` caused the lifetime of `this` to "extend" for all
  16         // of 'a instead of only lasting as long as the binding is used (for just that line).
  17         Self: Sized,
  18         F: FnOnce(Self),
  19     {
  20         let this: *mut T = self as *mut T;
  21         f(self);
  22     }
  23 }
  24
  25 fn main() {
  26 }