Preserve load alignment and dereferenceable metadata during some transformations

Reviewed By: hfinkel

Differential Revision: http://reviews.llvm.org/D13953


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@251809 91177308-0d34-0410-b5e6-96231b3b80d8
16 files changed