[clang] [analyzer] Simplify SVal for simple NonLoc->Loc casts (PR #66463)

[Ding Fei via cfe-commits]

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@@ -264,7 +264,8 @@ ProgramStateRef ExprEngine::handleLValueBitCast(
   }
   // Delegate to SValBuilder to process.
   SVal OrigV = state->getSVal(Ex, LCtx);
-  SVal V = svalBuilder.evalCast(OrigV, T, ExTy);
+  SVal SimplifiedOrigV = svalBuilder.simplifySVal(state, OrigV);
+  SVal V = svalBuilder.evalCast(SimplifiedOrigV, T, ExTy);
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danix800 wrote:

Bound value might not be used at all, so I think lazy simplification would be better.

https://github.com/llvm/llvm-project/pull/66463