[MemorySSA] Report unoptimized as None, not MayAlias.
treedabe96b0188a56e7bf6ed0d8b5045525f1bfad0b
-rw-r--r-- 155 .arcconfig
-rw-r--r-- 437 .arclint
-rw-r--r-- 19 .clang-format
-rw-r--r-- 913 .clang-tidy
-rw-r--r-- 1333 .git-blame-ignore-revs
-rw-r--r-- 2011 .gitignore
-rw-r--r-- 455 CONTRIBUTING.md
-rw-r--r-- 4526 README.md
drwxr-xr-x - clang-tools-extra
drwxr-xr-x - clang
drwxr-xr-x - compiler-rt
drwxr-xr-x - debuginfo-tests
drwxr-xr-x - flang
drwxr-xr-x - libc
drwxr-xr-x - libclc
drwxr-xr-x - libcxx
drwxr-xr-x - libcxxabi
drwxr-xr-x - libunwind
drwxr-xr-x - lld
drwxr-xr-x - lldb
drwxr-xr-x - llvm
drwxr-xr-x - mlir
drwxr-xr-x - openmp
drwxr-xr-x - parallel-libs
drwxr-xr-x - polly
drwxr-xr-x - pstl
drwxr-xr-x - utils