Fix compiler warning when compiling without asserts

This patch aims to prevent warning-as-error failures in release build.
As suggested in this comment
https://reviews.llvm.org/D69930#1910922

Reviewed By: jdoerfert

Differential Revision: https://reviews.llvm.org/D75970

llvm/lib/Transforms/IPO/OpenMPOpt.cpp

@@ -44,7 +44,7 @@ STATISTIC(NumOpenMPRuntimeFunctionsIdentified,
 STATISTIC(NumOpenMPRuntimeFunctionUsesIdentified,
           "Number of OpenMP runtime function uses identified");
 
-#if !defined(NDEBUG) || defined(LLVM_ENABLE_DUMP)
+#if !defined(NDEBUG)
 static constexpr auto TAG = "[" DEBUG_TYPE "]";
 #endif