diff --git a/llvm/lib/MC/MCNullStreamer.cpp b/llvm/lib/MC/MCNullStreamer.cpp
index 432974f..ba7f81f 100644
--- a/llvm/lib/MC/MCNullStreamer.cpp
+++ b/llvm/lib/MC/MCNullStreamer.cpp
@@ -80,8 +80,8 @@
     virtual void EmitCodeAlignment(unsigned ByteAlignment,
                                    unsigned MaxBytesToEmit = 0) {}
 
-    virtual void EmitValueToOffset(const MCExpr *Offset,
-                                   unsigned char Value = 0) {}
+    virtual bool EmitValueToOffset(const MCExpr *Offset,
+                                   unsigned char Value = 0) { return false; }
     
     virtual void EmitFileDirective(StringRef Filename) {}
     virtual bool EmitDwarfFileDirective(unsigned FileNo, StringRef Directory,