Fix some leftover control reaches end of non-void function warnings.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@147874 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/Sparc/Sparc.h b/lib/Target/Sparc/Sparc.h
index 0217c74..ce6ae17 100644
--- a/lib/Target/Sparc/Sparc.h
+++ b/lib/Target/Sparc/Sparc.h
@@ -18,7 +18,6 @@
 #include "MCTargetDesc/SparcMCTargetDesc.h"
 #include "llvm/Support/ErrorHandling.h"
 #include "llvm/Target/TargetMachine.h"
-#include <cassert>
 
 namespace llvm {
   class FunctionPass;
@@ -102,7 +101,8 @@
     case SPCC::FCC_LE:  return "le";
     case SPCC::FCC_ULE: return "ule";
     case SPCC::FCC_O:   return "o";
-    }       
+    }
+    llvm_unreachable("Invalid cond code");
   }
 }  // end namespace llvm
 #endif
diff --git a/lib/Target/Sparc/SparcInstrInfo.cpp b/lib/Target/Sparc/SparcInstrInfo.cpp
index ccb6443..52266ff 100644
--- a/lib/Target/Sparc/SparcInstrInfo.cpp
+++ b/lib/Target/Sparc/SparcInstrInfo.cpp
@@ -109,6 +109,7 @@
   case SPCC::FCC_NE:   return SPCC::FCC_E;
   case SPCC::FCC_E:    return SPCC::FCC_NE;
   }
+  llvm_unreachable("Invalid cond code");
 }
 
 MachineInstr *