text: NEGATIVE
  ^ expected errors | v input
  // Copyright (C) 2021 the V8 project authors. All rights reserved.
  // This code is governed by the BSD license found in the LICENSE file.
  /*---
  esid: sec-assignment-operators-static-semantics-early-errors
  description: Extraneous field in "negative" frontmatter
  negative:
    flags: strict
    phase: runtime
    type: ReferenceError
  ---*/
  
  x;
  let x;
  