[llvm] [clang-analysis]Fix false positive in mutation check when using pointer to member function (PR #66846)

[via llvm-commits]

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@@ -100,6 +100,20 @@ AST_MATCHER(CXXTypeidExpr, isPotentiallyEvaluated) {
   return Node.isPotentiallyEvaluated();
 }
 
+AST_MATCHER(CXXMemberCallExpr, isConstCallee) {
+  const auto *CalleeDecl = Node.getCalleeDecl();
+  const auto *VD = dyn_cast_or_null<ValueDecl>(CalleeDecl);
+  if (!VD)
+    return false;
+  const auto T = VD->getType().getCanonicalType();
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EugeneZelenko wrote:

Ditto.

https://github.com/llvm/llvm-project/pull/66846