XQuery, Index Rewritings: Mixture of text and attribute comparisons

[ChristianGruen]

CREATE DB db <x><a>A</a><b b='A'/></x>
XQUERY //*[text() = 'A' or @b = 'A']

Expected: <a>A</a>, <b b="A"/> Returned: <a>A</a>

The correct result is returned if the comparisons are swapped.