extend binop folds for selects to include true and false binops flag intersection

Summary: This change address bug 38641

Reviewers: spatel, wristow

Reviewed By: spatel

Differential Revision: https://reviews.llvm.org/D50996

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@340222 91177308-0d34-0410-b5e6-96231b3b80d8
2 files changed