x Bad character escape sequence, expected 4 hex characters
   ,-[$DIR/tests/test262-parser/fail/c3afed3cb0fb92ab.js:1:1]
 1 | \uD800\u
   :         ^
   `----

  x Invalid character in identifier
   ,-[$DIR/tests/test262-parser/fail/c3afed3cb0fb92ab.js:1:1]
 1 | \uD800\u
   : ^^^^^^
   `----