diff --git a/compiler/optimizing/nodes.cc b/compiler/optimizing/nodes.cc
index ca470f4..df3b1fc 100644
--- a/compiler/optimizing/nodes.cc
+++ b/compiler/optimizing/nodes.cc
@@ -481,6 +481,7 @@
 }
 
 void HBasicBlock::RemoveInstruction(HInstruction* instruction, bool ensure_safety) {
+  DCHECK(!instruction->IsPhi());
   Remove(&instructions_, this, instruction, ensure_safety);
 }
 
@@ -488,6 +489,14 @@
   Remove(&phis_, this, phi, ensure_safety);
 }
 
+void HBasicBlock::RemoveInstructionOrPhi(HInstruction* instruction, bool ensure_safety) {
+  if (instruction->IsPhi()) {
+    RemovePhi(instruction->AsPhi(), ensure_safety);
+  } else {
+    RemoveInstruction(instruction, ensure_safety);
+  }
+}
+
 void HEnvironment::CopyFrom(HEnvironment* env) {
   for (size_t i = 0; i < env->Size(); i++) {
     HInstruction* instruction = env->GetInstructionAt(i);