[2/2] oleaut32: Decrease accuracy if scaling is not possible in VarDecAdd.

[Sebastian Lackner]

Fixes http://bugs.winehq.org/show_bug.cgi?id=31269

---
 dlls/oleaut32/tests/vartype.c |   10 +++---
 dlls/oleaut32/vartype.c       |   70
+++++++++++++++++++++++++++++++----------
 2 files changed, 59 insertions(+), 21 deletions(-)
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