1 files changed, 1 insertions, 1 deletions
diff --git a/tensorflow/compiler/xla/service/hlo_alias_analysis.h b/tensorflow/compiler/xla/service/hlo_alias_analysis.h
index afb0c20f0c..1fea544730 100644
--- a/tensorflow/compiler/xla/service/hlo_alias_analysis.h
+++ b/tensorflow/compiler/xla/service/hlo_alias_analysis.h
@@ -42,7 +42,7 @@ class HloAliasAnalysis {
   static StatusOr<std::unique_ptr<HloAliasAnalysis>> Run(
       HloModule* module,
       const HloDataflowAnalysis::FusionCanShareBufferFunction&
-          fusion_can_share_buffer = nullptr);
+          fusion_can_share_buffer);
 
   string ToString() const;