texmath-0.12.5: test/writer/tex/mover-06.test

<<< native
[ EIdentifier "- middle -"
, ESymbol Rel "="
, EOver
    False
    (EOver
       False (EIdentifier "- middle -") (EPhantom (EIdentifier "fail")))
    (EPhantom (EIdentifier "fail"))
]
>>> tex
{-\ middle\ -} = \overset{\phantom{fail}}{\overset{\phantom{fail}}{-\ middle\ -}}