1 files changed, 1 insertions, 1 deletions
diff --git a/source/Utility/TaskPool.cpp b/source/Utility/TaskPool.cpp
index d8306dc7dc8f..d33f23cd861c 100644
--- a/source/Utility/TaskPool.cpp
+++ b/source/Utility/TaskPool.cpp
@@ -75,7 +75,7 @@ void TaskPoolImpl::Worker(TaskPoolImpl *pool) {
 }
 
 void TaskMapOverInt(size_t begin, size_t end,
-                    std::function<void(size_t)> const &func) {
+                    const llvm::function_ref<void(size_t)> &func) {
   std::atomic<size_t> idx{begin};
   size_t num_workers =
       std::min<size_t>(end, std::thread::hardware_concurrency());