texmath-0.12.5: test/roundtrip/msqrt-07.native

[ ESqrt (EIdentifier "content")
, ESymbol Rel "="
, ESqrt
    (EUnder
       False (EIdentifier "content") (EPhantom (EIdentifier "fail")))
, ESymbol Rel "="
, ESqrt
    (EOver
       False (EIdentifier "content") (EPhantom (EIdentifier "fail")))
]