test262/test/language/identifiers/unicode-escape-nls-err.js

// Copyright (C) 2014 Valerie Young. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: prod-Identifier
description: NumericLiteralSeperator disallowed in unicode CodePoint escape sequence
info: |
 Identifier:
   IdentifierName but not ReservedWord

 IdentifierName ::
   IdentifierStart
   IdentifierNameIdentifierPart

 IdentifierStart ::
   UnicodeIDStart
   $
   _
   \UnicodeEscapeSequence

 IdentifierPart ::
   UnicodeIDContinue
   $
   \UnicodeEscapeSequence

 UnicodeEscapeSequence ::
   uHex4Digits
   u{CodePoint}

 CodePoint ::
   HexDigit but only if MV of HexDigits ≤ 0x10FFFF
   CodePointDigits but only if MV of HexDigits ≤ 0x10FFFF

 CodePointDigits ::
   HexDigit
   CodePointDigitsHexDigit

  HexDigit :: one of
    0 1 2 3 4 5 6 7 8 9 a b c d e f A B C D E F

features: [numeric-separator-literal]
negative:
  phase: parse
  type: SyntaxError
---*/

$DONOTEVALUATE();

var \u{00_76} = 1;