[clang] [LifetimeSafety] Support C Language in LifetimeSafety (PR #203270)

[Utkarsh Saxena via cfe-commits]

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@@ -2999,8 +2999,7 @@ void clang::sema::AnalysisBasedWarnings::IssueWarnings(
     }
   }
 
-  if (S.getLangOpts().CPlusPlus &&
-      S.getLangOpts().EnableLifetimeSafetyTUAnalysis)
+  if (S.getLangOpts().EnableLifetimeSafetyTUAnalysis && !S.getLangOpts().ObjC)
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usx95 wrote:

Can we use `IsLifetimeSafetyEnabled` here and make it return true for TUdecl instead of checking if diags are enabled.

https://github.com/llvm/llvm-project/pull/203270