diff --git a/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp b/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
index d2db4bccc3ac6..1d7b34db1839b 100644
--- a/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
@@ -6701,8 +6701,6 @@ SDValue SelectionDAG::getMemIntrinsicNode(unsigned Opcode, const SDLoc &dl,
   assert((Opcode == ISD::INTRINSIC_VOID ||
           Opcode == ISD::INTRINSIC_W_CHAIN ||
           Opcode == ISD::PREFETCH ||
-          Opcode == ISD::LIFETIME_START ||
-          Opcode == ISD::LIFETIME_END ||
           ((int)Opcode <= std::numeric_limits<int>::max() &&
            (int)Opcode >= ISD::FIRST_TARGET_MEMORY_OPCODE)) &&
          "Opcode is not a memory-accessing opcode!");