1 files changed, 5 insertions, 1 deletions
diff --git a/include/llvm/MC/MCDwarf.h b/include/llvm/MC/MCDwarf.h
index 07a7bad15b..fa8c5b4d7b 100644
--- a/include/llvm/MC/MCDwarf.h
+++ b/include/llvm/MC/MCDwarf.h
@@ -230,7 +230,7 @@ namespace llvm {
 
   class MCCFIInstruction {
   public:
-    enum OpType { Remember, Restore, Move };
+    enum OpType { SameValue, Remember, Restore, Move };
   private:
     OpType Operation;
     MCSymbol *Label;
@@ -242,6 +242,10 @@ namespace llvm {
       : Operation(Op), Label(L) {
       assert(Op == Remember || Op == Restore);
     }
+    MCCFIInstruction(OpType Op, MCSymbol *L, unsigned Register)
+      : Operation(Op), Label(L), Destination(Register) {
+      assert(Op == SameValue);
+    }
     MCCFIInstruction(MCSymbol *L, const MachineLocation &D,
                      const MachineLocation &S)
       : Operation(Move), Label(L), Destination(D), Source(S) {