[all-commits] [llvm/llvm-project] 216833: Revert "Temporarily revert "build: use `find_packa...

[Saleem Abdulrasool via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: 216833b32befd14079130a3b857906f4e301179c
      https://github.com/llvm/llvm-project/commit/216833b32befd14079130a3b857906f4e301179c
  Author: Saleem Abdulrasool <compnerd at compnerd.org>
  Date:   2020-04-29 (Wed, 29 Apr 2020)

  Changed paths:
    M clang-tools-extra/test/lit.site.cfg.py.in
    M clang/CMakeLists.txt
    M clang/bindings/python/tests/CMakeLists.txt
    M clang/test/lit.site.cfg.py.in
    M clang/utils/perf-training/CMakeLists.txt
    M clang/utils/perf-training/lit.site.cfg.in
    M clang/utils/perf-training/order-files.lit.site.cfg.in
    M libcxx/CMakeLists.txt
    M lld/CMakeLists.txt
    M lld/test/Unit/lit.site.cfg.py.in
    M lld/test/lit.site.cfg.py.in
    M llvm/CMakeLists.txt
    M llvm/cmake/config-ix.cmake
    M llvm/cmake/modules/AddLLVM.cmake
    M llvm/test/lit.site.cfg.py.in
    M llvm/tools/llvm-shlib/CMakeLists.txt

  Log Message:
  -----------
  Revert "Temporarily revert "build: use `find_package(Python3)` if available""

This reverts commit 35edd704e0fda09e8e634515c0b451d4a8b6b914.

Revert the revert and extend the patch further to account for the use of
the `PYTHONINTERP_FOUND`.