Chris Lattner c2d1b6949c only factor from expressions whose uses are empty and whose
base is the right expression type.  This fixes PR5981.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@93045 91177308-0d34-0410-b5e6-96231b3b80d8
2010-01-09 06:01:36 +00:00
..