ARM: move llvm_unreachable use

When building with -Werror=covered-switch-default (as on the buildbots), the
build would fail since all cases are covered by the switch.  Move the
llvm_unreachable to the end of the function as an annotation.

llvm-svn: 207609

1 files changed, 1 insertions, 1 deletions

diff --git a/llvm/lib/Target/ARM/ARMExpandPseudoInsts.cpp b/llvm/lib/Target/ARM/ARMExpandPseudoInsts.cpp
index f9b612f5890..72a9b648dca 100644
--- a/llvm/lib/Target/ARM/ARMExpandPseudoInsts.cpp
+++ b/llvm/lib/Target/ARM/ARMExpandPseudoInsts.cpp
@@ -620,7 +620,6 @@ static bool IsAnAddressOperand(const MachineOperand &MO) {
   // operand is not a symbol reference, we return that it is a symbol reference.
   // This is important as the load pair may not be split up Windows.
   switch (MO.getType()) {
-  default: llvm_unreachable("unhandled machine operand type");
   case MachineOperand::MO_Register:
   case MachineOperand::MO_Immediate:
   case MachineOperand::MO_CImmediate:
@@ -646,6 +645,7 @@ static bool IsAnAddressOperand(const MachineOperand &MO) {
   case MachineOperand::MO_CFIIndex:
     return false;
   }
+  llvm_unreachable("unhandled machine operand type");
 }
 
 void ARMExpandPseudo::ExpandMOV32BitImm(MachineBasicBlock &MBB,