MachineFunction: Add llvm_unreachable for missing properties

Most compilers should give you a warning anyway though.

llvm-svn: 279346

diff --git a/llvm/lib/CodeGen/MachineFunction.cpp b/llvm/lib/CodeGen/MachineFunction.cpp
index 2ed6517..280bfb5 100644 (file)
--- a/llvm/lib/CodeGen/MachineFunction.cpp
+++ b/llvm/lib/CodeGen/MachineFunction.cpp
@@ -64,6 +64,7 @@ static const char *getPropertyName(MachineFunctionProperties::Property Prop) {
   case P::Selected: return "Selected";
   case P::TracksLiveness: return "TracksLiveness";
   }
+  llvm_unreachable("Invalid machine function property");
 }
 
 void MachineFunctionProperties::print(raw_ostream &OS) const {