[CMake] Pass monorepo build settings in cross compile

This allows the cross compiled build targets to configure the LLVM tools and sub-projects that are part of the main build.

This is needed for generating native non llvm *-tablegen tools when cross compiling clang in the monorepo build environment.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@358779 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/cmake/modules/CrossCompile.cmake b/cmake/modules/CrossCompile.cmake
index d1996052a235ebfbf5074835f3a57bb6c54193b9..6d186de272429a262044a71ed13fa47bf15578b9 100644 (file)
--- a/cmake/modules/CrossCompile.cmake
+++ b/cmake/modules/CrossCompile.cmake
@@ -54,6 +54,8 @@ function(llvm_create_cross_target_internal target_name toolchain buildtype)
         -DLLVM_EXPERIMENTAL_TARGETS_TO_BUILD="${experimental_targets_to_build_arg}"
         -DLLVM_DEFAULT_TARGET_TRIPLE="${TARGET_TRIPLE}"
         -DLLVM_TARGET_ARCH="${LLVM_TARGET_ARCH}"
+        -DLLVM_ENABLE_PROJECTS="${LLVM_ENABLE_PROJECTS}"
+        -DLLVM_EXTERNAL_PROJECTS="${LLVM_EXTERNAL_PROJECTS}"
         -DLLVM_TEMPORARILY_ALLOW_OLD_TOOLCHAIN="${LLVM_TEMPORARILY_ALLOW_OLD_TOOLCHAIN}"
         ${build_type_flags} ${linker_flag} ${external_clang_dir}
     WORKING_DIRECTORY ${LLVM_${target_name}_BUILD}