1 files changed, 3 insertions, 0 deletions
diff --git a/llvm/lib/Support/FileOutputBuffer.cpp b/llvm/lib/Support/FileOutputBuffer.cpp
index c11ee59..58a06a3 100644
--- a/llvm/lib/Support/FileOutputBuffer.cpp
+++ b/llvm/lib/Support/FileOutputBuffer.cpp
@@ -14,6 +14,7 @@
 #include "llvm/Support/Errc.h"
 #include "llvm/Support/FileSystem.h"
 #include "llvm/Support/Memory.h"
+#include "llvm/Support/TimeProfiler.h"
 #include <system_error>
 
 #if !defined(_MSC_VER) && !defined(__MINGW32__)
@@ -43,6 +44,8 @@ public:
   size_t getBufferSize() const override { return Buffer.size(); }
 
   Error commit() override {
+    llvm::TimeTraceScope timeScope("Commit buffer to disk");
+
     // Unmap buffer, letting OS flush dirty pages to file on disk.
     Buffer.unmap();