[clang] [StaticAnalyzer] Remove unnecessary casts (NFC) (PR #146706)

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llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-clang

Author: Kazu Hirata (kazutakahirata)

<details>
<summary>Changes</summary>

N is already of ExplodedNode *.


---
Full diff: https://github.com/llvm/llvm-project/pull/146706.diff


1 Files Affected:

- (modified) clang/include/clang/StaticAnalyzer/Core/PathSensitive/ExplodedGraph.h (+3-2) 


``````````diff
diff --git a/clang/include/clang/StaticAnalyzer/Core/PathSensitive/ExplodedGraph.h b/clang/include/clang/StaticAnalyzer/Core/PathSensitive/ExplodedGraph.h
index e995151927c96..bd11e0d40cfa9 100644
--- a/clang/include/clang/StaticAnalyzer/Core/PathSensitive/ExplodedGraph.h
+++ b/clang/include/clang/StaticAnalyzer/Core/PathSensitive/ExplodedGraph.h
@@ -448,14 +448,15 @@ class ExplodedNodeSet {
 
 public:
   ExplodedNodeSet(ExplodedNode *N) {
-    assert(N && !static_cast<ExplodedNode*>(N)->isSink());
+    assert(N && !N->isSink());
     Impl.insert(N);
   }
 
   ExplodedNodeSet() = default;
 
   void Add(ExplodedNode *N) {
-    if (N && !static_cast<ExplodedNode*>(N)->isSink()) Impl.insert(N);
+    if (N && !N->isSink())
+      Impl.insert(N);
   }
 
   using iterator = ImplTy::iterator;

``````````

</details>


https://github.com/llvm/llvm-project/pull/146706