Summary:
Do not model debuginfo intrinsics in MemorySSA.
Regularly these are non-memory modifying instructions. With -disable-basicaa, they were being modelled as Defs.
Reviewers: george.burgess.iv
Subscribers: aprantl, Prazek, sanjoy.google, llvm-commits
Tags: #llvm
Differential Revision: https://reviews.llvm.org/D67307
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@371565 91177308-0d34-0410-b5e6-96231b3b80d8
