[llvm] [MemProf] Avoid assertion checking loop under NDEBUG (NFC) (PR #138985)

[Snehasish Kumar via llvm-commits]

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@@ -5050,6 +5050,45 @@ bool MemProfContextDisambiguation::initializeIndirectCallPromotionInfo(
   return true;
 }
 
+#ifndef NDEBUG
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snehasish wrote:

I think we can drop the ifndef around the function definition in favour of a LLVM_ATTRIBUTE_UNUSED function attribute?

https://github.com/llvm/llvm-project/pull/138985