silence warning in release-asserts build.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@68253 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/X86/X86ISelLowering.cpp b/lib/Target/X86/X86ISelLowering.cpp
index 5fd981f07dcb797864cd6ad4789086950c2cd1cb..b9c17f230393a49f9221ce0a9bb7e8e75af7ce4d 100644 (file)
--- a/lib/Target/X86/X86ISelLowering.cpp
+++ b/lib/Target/X86/X86ISelLowering.cpp
@@ -4869,8 +4869,6 @@ X86TargetLowering::LowerGlobalTLSAddress(SDValue Op, SelectionDAG &DAG) {
     case TLSModel::InitialExec:  // not implemented
     case TLSModel::LocalExec:    // not implemented
       return LowerToTLSGeneralDynamicModel64(GA, DAG, getPointerTy());
-    default:
-      assert (0 && "Unknown TLS model");
     }
   } else {
     switch (model) {
@@ -4881,10 +4879,10 @@ X86TargetLowering::LowerGlobalTLSAddress(SDValue Op, SelectionDAG &DAG) {
     case TLSModel::InitialExec:
     case TLSModel::LocalExec:
       return LowerToTLSExecModel(GA, DAG, getPointerTy(), model);
-    default:
-      assert (0 && "Unknown TLS model");
     }
   }
+  assert(0 && "Unreachable");
+  return SDValue();
 }
 
 SDValue