[clang] [Clang] prevent assertion failure in value-dependent initializer expressions (PR #112612)

[Oleksandr T. via cfe-commits]

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@@ -11536,6 +11536,9 @@ bool ArrayExprEvaluator::VisitCXXParenListOrInitListExpr(
   LValue Subobject = This;
   Subobject.addArray(Info, ExprToVisit, CAT);
   auto Eval = [&](const Expr *Init, unsigned ArrayIndex) {
+    if (Init->isValueDependent())
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a-tarasyuk wrote:

@shafik https://github.com/llvm/llvm-project/issues/112140#issuecomment-2412422576 I've looked into it, and it seems the value-dependent Init expression

https://github.com/llvm/llvm-project/blob/6f21a7bdeeca84bcc7cf94878e17b5d7ee7b4083/clang/lib/AST/ExprConstant.cpp#L11620-L11621

is causing the assertion failure. Would it be acceptable to try running an evaluation on a dependent expression?

https://github.com/llvm/llvm-project/pull/112612