error[E0308]: mismatched types
  --> $DIR/issue-71676-1.rs:43:24
   |
LL |     let _: *const u8 = &a;
   |            ---------   ^^
   |            |           |
   |            |           expected `u8`, found struct `Emm`
   |            |           help: consider dereferencing: `&***a`
   |            expected due to this
   |
   = note: expected raw pointer `*const u8`
                found reference `&Emm`

error[E0308]: mismatched types
  --> $DIR/issue-71676-1.rs:46:22
   |
LL |     let _: *mut u8 = &a;
   |            -------   ^^
   |            |         |
   |            |         types differ in mutability
   |            |         help: consider dereferencing: `&mut ***a`
   |            expected due to this
   |
   = note: expected raw pointer `*mut u8`
                found reference `&Emm`

error[E0308]: mismatched types
  --> $DIR/issue-71676-1.rs:49:24
   |
LL |     let _: *const u8 = &mut a;
   |            ---------   ^^^^^^
   |            |           |
   |            |           expected `u8`, found struct `Emm`
   |            |           help: consider dereferencing: `&***a`
   |            expected due to this
   |
   = note:    expected raw pointer `*const u8`
           found mutable reference `&mut Emm`

error[E0308]: mismatched types
  --> $DIR/issue-71676-1.rs:52:22
   |
LL |     let _: *mut u8 = &mut a;
   |            -------   ^^^^^^
   |            |         |
   |            |         expected `u8`, found struct `Emm`
   |            |         help: consider dereferencing: `&mut ***a`
   |            expected due to this
   |
   = note:    expected raw pointer `*mut u8`
           found mutable reference `&mut Emm`

error: aborting due to 4 previous errors

For more information about this error, try `rustc --explain E0308`.