diff --git a/tools/libclang/CIndex.cpp b/tools/libclang/CIndex.cpp
index 633b64c..9962bd2 100644
--- a/tools/libclang/CIndex.cpp
+++ b/tools/libclang/CIndex.cpp
@@ -42,6 +42,7 @@
 #include "llvm/System/Program.h"
 #include "llvm/System/Signals.h"
 #include "llvm/System/Threading.h"
+#include "llvm/Support/Compiler.h"
 
 using namespace clang;
 using namespace clang::cxcursor;
@@ -328,7 +329,7 @@
   bool IsInRegionOfInterest(CXCursor C);
   bool RunVisitorWorkList(VisitorWorkList &WL);
   void EnqueueWorkList(VisitorWorkList &WL, Stmt *S);
-  bool VisitDataRecursive(Stmt *S) __attribute__((noinline));
+  bool VisitDataRecursive(Stmt *S) LLVM_ATTRIBUTE_NOINLINE;
 };
 
 } // end anonymous namespace