[clang] [clang][ExprConst] Support virtual bases in C++26 (PR #204289)

[Yihan Wang via cfe-commits]

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@@ -7454,10 +7562,13 @@ static bool HandleDestructionImpl(EvalInfo &Info, SourceRange CallRange,
                        CallRef());
 
   // We're now in the period of destruction of this object.
-  unsigned BasesLeft = RD->getNumBases();
   EvalInfo::EvaluatingDestructorRAII EvalObj(
       Info,
       ObjectUnderConstruction{This.getLValueBase(), This.Designator.Entries});
+  unsigned NonVirtualBases =
+      llvm::count_if(RD->bases(), [](auto &B) { return !B.isVirtual(); });
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yronglin wrote:

Same as above

https://github.com/llvm/llvm-project/pull/204289