[cmake] Move HandleOutOfTreeLLVM to common cmake utils
This is better than libunwind and libcxxabi fishing it out of libcxx's
module directory.
It is done in prepartion for a better version of D117537 which deduplicates
CMake logic instead of just renaming to avoid a name clash.
Reviewed By: phosek, #libunwind, #libc_abi, Ericson2314
Differential Revision: https://reviews.llvm.org/D117617
GitOrigin-RevId: 429a717ea5ec141b5c0c93c2c53097dccf67e05a
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 6b3bcef..78f4864 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -37,10 +37,6 @@
set(PACKAGE_STRING "${PACKAGE_NAME} ${PACKAGE_VERSION}")
set(PACKAGE_BUGREPORT "llvm-bugs@lists.llvm.org")
- # Add the CMake module path of libcxx so we can reuse HandleOutOfTreeLLVM.cmake
- set(LIBCXXABI_LIBCXX_CMAKE_PATH "${LIBCXXABI_LIBCXX_PATH}/cmake/Modules")
- list(APPEND CMAKE_MODULE_PATH "${LIBCXXABI_LIBCXX_CMAKE_PATH}")
-
# In a standalone build, we don't have llvm to automatically generate the
# llvm-lit script for us. So we need to provide an explicit directory that
# the configurator should write the script into.