diff --git a/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp b/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
--- a/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
@@ -17430,6 +17430,7 @@
   default:
     llvm_unreachable("Unknown FP type");
   case MVT::f16:    // We don't do this for these yet.
+  case MVT::bf16:
   case MVT::f80:
   case MVT::f128:
   case MVT::ppcf128: