[llvm] [SPIR-V] Do not use OpenCL metadata for ptr element type resolution (PR #82678)

[Michal Paszkowski via llvm-commits]

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@@ -597,7 +636,7 @@ void SPIRVEmitIntrinsics::insertAssignTypeIntrs(Instruction *I) {
       if (isa<UndefValue>(Op) && Op->getType()->isAggregateType())
         buildIntrWithMD(Intrinsic::spv_assign_type, {IRB->getInt32Ty()}, Op,
                         UndefValue::get(IRB->getInt32Ty()), {});
-      else
+      else if (!isa<Instruction>(Op)) // TODO: This case could be removed
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michalpaszkowski wrote:

I will remove/refactor this in the next patch, so that it does not obscure the changes here

https://github.com/llvm/llvm-project/pull/82678