Index: clang-tools-extra/clang-tidy/CMakeLists.txt
===================================================================
--- clang-tools-extra/clang-tidy/CMakeLists.txt
+++ clang-tools-extra/clang-tidy/CMakeLists.txt
@@ -94,3 +94,12 @@
 add_subdirectory(plugin)
 add_subdirectory(tool)
 add_subdirectory(utils)
+
+if (NOT LLVM_INSTALL_TOOLCHAIN_ONLY)
+  install(DIRECTORY .
+    DESTINATION include/clang-tidy
+    FILES_MATCHING
+    PATTERN "*.h"
+    PATTERN ".svn" EXCLUDE
+    )
+endif()