UnstableChanges

Changes from Git (git http://labmaster3.local/git/llvm-project.git)

Summary

  1. Revert "Temporarily revert "build: avoid hardcoding the libxml2 library (details)
Commit abe8de29c4ae5eca86f3594d2edd43b2fcbda623 by Saleem Abdulrasool
Revert "Temporarily revert "build: avoid hardcoding the libxml2 library
name""
This reverts commit 2e75681b55ab55301022533b203269f5f3d6f909.  Restore
the clean up change.  The underlying CMake issue was resolved in
372ad32734ecb455f9fb4d0601229ca2dfc78b66.
The file was modifiedllvm/lib/WindowsManifest/CMakeLists.txt
The file was modifiedllvm/cmake/config-ix.cmake