[clang] [clang][bytecode] Fix crash on arrays with excessive size (PR #175402)

[Corentin Jabot via cfe-commits]

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@@ -411,7 +411,7 @@ Descriptor *Program::createDescriptor(const DeclTy &D, const Type *Ty,
       if (OptPrimType T = Ctx.classify(ElemTy)) {
         // Arrays of primitives.
         unsigned ElemSize = primSize(*T);
-        if (std::numeric_limits<unsigned>::max() / ElemSize <= NumElems) {
+        if (Descriptor::MaxArrayElemBytes / ElemSize < NumElems) {
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cor3ntin wrote:

can we add parentheses here?

https://github.com/llvm/llvm-project/pull/175402