[clang] Add PRIVATE to target_link_libraries

Another follow-up to r319840. I'd done a test configure with
LLVM_BUILD_STATIC, so I'm not sure why this didn't show up in that.

llvm-svn: 319983

diff --git a/clang/tools/c-index-test/CMakeLists.txt b/clang/tools/c-index-test/CMakeLists.txt
index fdc713dc49289ddc7118ec6e129b17d16e576f96..d38c7bb28709ea3ce34fd53d246296aafad09b05 100644 (file)
--- a/clang/tools/c-index-test/CMakeLists.txt
+++ b/clang/tools/c-index-test/CMakeLists.txt
@@ -16,6 +16,7 @@ endif()
 
 if (LLVM_BUILD_STATIC)
   target_link_libraries(c-index-test
+    PRIVATE
     libclang_static
     clangCodeGen
     clangIndex