[SDAG] Handle VectorReduction in SDNodeFlags::intersectWith

Spotted by Sanjay in https://reviews.llvm.org/D31165

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@298962 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed