diff --git a/cbackend.cpp b/cbackend.cpp
index 17a0c864..3552205a 100644
--- a/cbackend.cpp
+++ b/cbackend.cpp
@@ -3343,7 +3343,11 @@ void CWriter::printFunction(llvm::Function &F) {
   // print the basic blocks
   for (llvm::Function::iterator BB = F.begin(), E = F.end(); BB != E; ++BB) {
     if (llvm::Loop *L = LI->getLoopFor(&*BB)) {
+#if ISPC_LLVM_VERSION >= ISPC_LLVM_3_9 // LLVM 3.9+
+      if (L->getHeader()->getIterator() == BB && L->getParentLoop() == 0)
+#else
       if (L->getHeader() == BB && L->getParentLoop() == 0)
+#endif
         printLoop(L);
     } else {
       printBasicBlock(&*BB);