error: `self` parameter is only allowed in associated functions
  --> tests/ui/pinned_drop/self.rs:20:26
   |
20 |                     fn f(self: ()) {} //~ ERROR `self` parameter is only allowed in associated functions
   |                          ^^^^ not semantically valid as function parameter
...
23 |             t!();
   |             ---- in this macro invocation
   |
   = note: associated functions are those in `impl` or `trait` definitions
   = note: this error originates in the macro `t` (in Nightly builds, run with -Z macro-backtrace for more info)

error[E0434]: can't capture dynamic environment in a fn item
  --> tests/ui/pinned_drop/self.rs:18:29
   |
18 |                     let _ = self; //~ ERROR E0434
   |                             ^^^^
...
23 |             t!();
   |             ---- in this macro invocation
   |
   = help: use the `|| { ... }` closure form instead
   = note: this error originates in the macro `t` (in Nightly builds, run with -Z macro-backtrace for more info)

error[E0423]: expected value, found struct `S`
  --> tests/ui/pinned_drop/self.rs:42:27
   |
34 | /     pub struct S {
35 | |         f: (),
36 | |     }
   | |_____- `S` defined here
...
42 |               let _: Self = Self; //~ ERROR E0423
   |                             ^^^^ help: use struct literal syntax instead: `S { f: val }`

error[E0308]: mismatched types
  --> tests/ui/pinned_drop/self.rs:41:25
   |
41 |             let _: () = self; //~ ERROR E0308
   |                    --   ^^^^ expected `()`, found `Pin<&mut S>`
   |                    |
   |                    expected due to this
   |
   = note: expected unit type `()`
                 found struct `Pin<&mut self_span::S>`

error[E0308]: mismatched types
  --> tests/ui/pinned_drop/self.rs:54:25
   |
54 |             let _: () = self; //~ ERROR E0308
   |                    --   ^^^^ expected `()`, found `Pin<&mut E>`
   |                    |
   |                    expected due to this
   |
   = note: expected unit type `()`
                 found struct `Pin<&mut E>`

error[E0533]: expected value, found struct variant `E::V`
  --> tests/ui/pinned_drop/self.rs:55:27
   |
55 |             let _: Self = Self::V; //~ ERROR E0533
   |                           ^^^^^^^ not a value
   |
help: you might have meant to create a new value of the struct
   |
55 |             let _: Self = Self::V { f: /* value */ }; //~ ERROR E0533
   |                                   ++++++++++++++++++