error[E0308]: mismatched types
 --> tests/ui/wrong-type-span.rs:6:5
  |
6 |     quote_spanned!(span=> #x);
  |     ^^^^^^^^^^^^^^^^^^^^^^^^^
  |     |
  |     expected `Span`, found `&str`
  |     expected due to this
  |
  = note: this error originates in the macro `quote_spanned` (in Nightly builds, run with -Z macro-backtrace for more info)