[negative-overflow.html]
  bug: https://bugzilla.mozilla.org/show_bug.cgi?id=1626108

  [.flexbox 10]
    expected: FAIL

  [.flexbox 8]
    expected: FAIL

  [.flexbox 9]
    expected: FAIL

  [.flexbox 5]
    expected: FAIL # Overflow due to wrap-reverse becomes scrollable after bug 1042151.

  [.flexbox 11]
    expected: FAIL # Overflow due to wrap-reverse becomes scrollable after bug 1042151.