ifndef NDEBUG-out an asserts-only constant committed in r190863

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@190905 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Transforms/Instrumentation/AddressSanitizer.cpp b/lib/Transforms/Instrumentation/AddressSanitizer.cpp
index 75ecc94..2ee0f9d 100644
--- a/lib/Transforms/Instrumentation/AddressSanitizer.cpp
+++ b/lib/Transforms/Instrumentation/AddressSanitizer.cpp
@@ -93,7 +93,9 @@
 static const int kAsanStackMidRedzoneMagic = 0xf2;
 static const int kAsanStackRightRedzoneMagic = 0xf3;
 static const int kAsanStackPartialRedzoneMagic = 0xf4;
+#ifndef NDEBUG
 static const int kAsanStackAfterReturnMagic = 0xf5;
+#endif
 
 // Accesses sizes are powers of two: 1, 2, 4, 8, 16.
 static const size_t kNumberOfAccessSizes = 5;