[clang] [LifetimeSafety] Add bailout for large CFGs (PR #170444)

[Gábor Horváth via cfe-commits]

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@@ -105,7 +117,10 @@ void collectLifetimeStats(AnalysisDeclContext &AC, OriginManager &OM,
 void runLifetimeSafetyAnalysis(AnalysisDeclContext &AC,
                                LifetimeSafetyReporter *Reporter,
                                LifetimeSafetyStats &Stats, bool CollectStats) {
-  internal::LifetimeSafetyAnalysis Analysis(AC, Reporter);
+  LifetimeSafetyOpts LSOpts;
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Xazax-hun wrote:

I wonder if we actually need `LifetimeSafetyOpts` at all. Since we already pass in `AnalysisDeclContext`, we could just get the language options inside `LifetimeSafetyAnalysis`.

https://github.com/llvm/llvm-project/pull/170444