[CMake] Fix two details from r351863

llvm-svn: 351879

Author: weliveindetail

lldb/cmake/modules/LLDBStandalone.cmake

@@ -6,10 +6,10 @@ if (CMAKE_SOURCE_DIR STREQUAL CMAKE_CURRENT_SOURCE_DIR)
   option(LLVM_INSTALL_TOOLCHAIN_ONLY "Only include toolchain files in the 'install' target." OFF)
 
   set(LLDB_PATH_TO_LLVM_BUILD "" CACHE PATH "Path to LLVM build tree")
-  set(LLDB_PATH_TO_CLANG_BUILD "" CACHE PATH "Path to Clang build tree")
+  set(LLDB_PATH_TO_CLANG_BUILD "${LLDB_PATH_TO_LLVM_BUILD}" CACHE PATH "Path to Clang build tree")
 
-  file(TO_CMAKE_PATH LLDB_PATH_TO_LLVM_BUILD "${LLDB_PATH_TO_LLVM_BUILD}")
-  file(TO_CMAKE_PATH LLDB_PATH_TO_CLANG_BUILD "${LLDB_PATH_TO_CLANG_BUILD}")
+  file(TO_CMAKE_PATH "${LLDB_PATH_TO_LLVM_BUILD}" LLDB_PATH_TO_LLVM_BUILD)
+  file(TO_CMAKE_PATH "${LLDB_PATH_TO_CLANG_BUILD}" LLDB_PATH_TO_CLANG_BUILD)
 
   find_package(LLVM REQUIRED CONFIG
     HINTS "${LLDB_PATH_TO_LLVM_BUILD}" NO_CMAKE_FIND_ROOT_PATH)