The compiler produce invalid spirv with enabled PhysicalPointerArgsPass.

The tool spirv-val return errors for some spirv binaries.

lib/PhysicalPointerArgsPass.cpp

@@ -126,6 +126,20 @@ PreservedAnalyses clspv::PhysicalPointerArgsPass::run(Module &M,
       auto *NewArg = NewFunc->getArg(ArgNum);
       if (OriginalArgTy != NewArg->getType()) {
         auto *IntAsPtr = Builder.CreateIntToPtr(NewArg, OriginalArgTy);
+
+        // Convert a void pointer to a typed if possible
+        Type *resource_type =
+            clspv::InferType(F.getArg(ArgNum), M.getContext(), &TypeCache);
+        if (resource_type && OriginalArgTy != resource_type) {
+          // Create the type only once.
+          auto *arr_type = ArrayType::get(resource_type, 0);
+          resource_type = StructType::get(arr_type);
+
+          Value *zero = Builder.getInt32(0);
+          IntAsPtr =
+              Builder.CreateGEP(resource_type, IntAsPtr, {zero, zero, zero});
+          OriginalArgTy = resource_type;
+        }
         WrappedArgs.push_back(IntAsPtr);
 
         // We can't attach metadata to arguments directly, so add to this