error[E0599]: no function or associated item named `iter` found for reference `&[u32]` in the current scope
  --> $DIR/issue-103271.rs:2:30
   |
LL |     let iter_fun = <&[u32]>::iter;
   |                              ^^^^ function or associated item not found in `&[u32]`
   |
help: the function `iter` is implemented on `[u32]`
   |
LL |     let iter_fun = <[u32]>::iter;
   |                     ~~~~~

error[E0599]: no function or associated item named `iter` found for reference `&[u32]` in the current scope
  --> $DIR/issue-103271.rs:10:33
   |
LL |     let iter_fun2 = <(&[u32])>::iter;
   |                                 ^^^^ function or associated item not found in `&[u32]`
   |
help: the function `iter` is implemented on `[u32]`
   |
LL |     let iter_fun2 = <([u32])>::iter;
   |                       ~~~~~

error: aborting due to 2 previous errors

For more information about this error, try `rustc --explain E0599`.
