diff --git a/compiler/optimizing/optimizing_compiler.cc b/compiler/optimizing/optimizing_compiler.cc
index 6aaa15f..3700f01 100644
--- a/compiler/optimizing/optimizing_compiler.cc
+++ b/compiler/optimizing/optimizing_compiler.cc
@@ -180,6 +180,7 @@
 
  private:
   void StartPass(const char* pass_name) {
+    VLOG(compiler) << "Starting pass: " << pass_name;
     // Dump graph first, then start timer.
     if (visualizer_enabled_) {
       visualizer_.DumpGraph(pass_name, /* is_after_pass */ false, graph_in_bad_state_);