diff --git a/lib/Support/APInt.cpp b/lib/Support/APInt.cpp
index 0beee10cc69..1a2f0e0b94c 100644
--- a/lib/Support/APInt.cpp
+++ b/lib/Support/APInt.cpp
@@ -13,7 +13,6 @@
 //
 //===----------------------------------------------------------------------===//
 
-#if 0
 #define DEBUG_TYPE "apint"
 #include "llvm/ADT/APInt.h"
 #include "llvm/DerivedTypes.h"
@@ -1682,6 +1681,3 @@ void APInt::dump() const
   cerr << " (" << this->toString(10, false) << ")\n" << std::setbase(10);
 }
 #endif
-
-#endif
-