c.lang: highlight C11 Unicode literals
Highlight C11 Unicode literals and C99 Unicode escapes, for example u8"\u20AC"
References:
https://en.wikipedia.org/wiki/Escape_sequences_in_C#Universal_character_names
Edited by eyelash
Highlight C11 Unicode literals and C99 Unicode escapes, for example u8"\u20AC"
References:
https://en.wikipedia.org/wiki/Escape_sequences_in_C#Universal_character_names