warning: value assigned to `value` is never read
  --> $DIR/issue-49588-non-shorthand-field-patterns-in-pattern-macro.rs:15:14
   |
LL |     let pat!(value) = Value { value: () };
   |              ^^^^^
   |
   = help: maybe it is overwritten before being read?
   = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default

warning: 1 warning emitted