src/test/ui/generic-associated-types/issue-68645-codegen-fulfillment.stderr

   1 error[E0277]: expected a `Fn<()>` closure, found `T`
   2   --> $DIR/issue-68645-codegen-fulfillment.rs:14:5
   3    |
   4 LL |     type F<'a> = Self;
   5    |     ^^^^^^^^^^^^^^^^^^ expected an `Fn<()>` closure, found `T`
   6    |
   7    = note: wrap the `T` in a closure with no arguments: `|| { /* code */ }`
   8 note: required by a bound in `Fun::F`
   9   --> $DIR/issue-68645-codegen-fulfillment.rs:6:17
  10    |
  11 LL |     type F<'a>: Fn() -> u32;
  12    |                 ^^^^^^^^^^^ required by this bound in `Fun::F`
  13 help: consider restricting type parameter `T`
  14    |
  15 LL | impl<T: std::ops::Fn<()>> Fun for T {
  16    |       ++++++++++++++++++
  17
  18 error: aborting due to previous error
  19
  20 For more information about this error, try `rustc --explain E0277`.