Release build: guard dump functions with "ifndef NDEBUG"

No functional change.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@163344 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Analysis/AliasSetTracker.cpp b/lib/Analysis/AliasSetTracker.cpp
index e29c2bc..e9dcb37 100644
--- a/lib/Analysis/AliasSetTracker.cpp
+++ b/lib/Analysis/AliasSetTracker.cpp
@@ -590,8 +590,10 @@
   OS << "\n";
 }
 
+#ifndef NDEBUG
 void AliasSet::dump() const { print(dbgs()); }
 void AliasSetTracker::dump() const { print(dbgs()); }
+#endif
 
 //===----------------------------------------------------------------------===//
 //                     ASTCallbackVH Class Implementation