diff --git a/lib/Transforms/Scalar/SCCP.cpp b/lib/Transforms/Scalar/SCCP.cpp
index b361a0af39a..8a6be97d08c 100644
--- a/lib/Transforms/Scalar/SCCP.cpp
+++ b/lib/Transforms/Scalar/SCCP.cpp
@@ -549,7 +549,7 @@ private:
 
   void visitInstruction(Instruction &I) {
     // If a new instruction is added to LLVM that we don't handle.
-    dbgs() << "SCCP: Don't know how to handle: " << I << '\n';
+    DEBUG(dbgs() << "SCCP: Don't know how to handle: " << I << '\n');
     markAnythingOverdefined(&I);   // Just in case
   }
 };