[CMake] Don't build the libclang tests unless you're building libclang

This fixes a build issue reported by users at Apple.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@254797 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/unittests/CMakeLists.txt b/unittests/CMakeLists.txt
index 6636d82db74d57b36b621ab018ecc53ee0ada87f..b85ec7e6dfa098c0a13194783fddb0c77c4a0920 100644 (file)
--- a/unittests/CMakeLists.txt
+++ b/unittests/CMakeLists.txt
@@ -25,6 +25,6 @@ add_subdirectory(Sema)
 add_subdirectory(CodeGen)
 # FIXME: libclang unit tests are disabled on Windows due
 # to failures, mostly in libclang.VirtualFileOverlay_*.
-if(NOT WIN32) 
+if(NOT WIN32 AND CLANG_TOOL_LIBCLANG_BUILD) 
   add_subdirectory(libclang)
 endif()