+add_subdirectory(llvm-stress)
+add_subdirectory(llvm-mcmarkup)
+
+add_subdirectory(llvm-symbolizer)
+
+if( NOT WIN32 )
+ add_subdirectory(lto)
+endif()
+
+if( LLVM_ENABLE_PIC )
+ # TODO: support other systems:
+ if( CMAKE_SYSTEM_NAME STREQUAL "Linux" )
+ add_subdirectory(gold)
+ endif()
+endif()
+
+add_llvm_external_project(clang)
+add_llvm_external_project(lld)
+add_llvm_external_project(lldb)
+add_llvm_external_project(polly)