[PATCH 3/3] vbscript: Fix VT_UNKNOWN handling in is expressions.

[Jacek Caban]

Signed-off-by: Jacek Caban <jacek(a)codeweavers.com>
---
  dlls/vbscript/interp.c       | 96 +++++++++++++++---------------------
  dlls/vbscript/tests/lang.vbs |  1 +
  2 files changed, 40 insertions(+), 57 deletions(-)