// unicode escape sequence is not allowed in tag name or JSX attribute name.
// tag name:
; <\u0061></a>
; <\u0061-b></a-b>
; <a-\u0063></a-c>
; <Comp\u0061 x={12} />
; <x.\u0076ideo />
; <\u{0061}></a>
; <\u{0061}-b></a-b>
; <a-\u{0063}></a-c>
; <Comp\u{0061} x={12} />