public ReturnInst CreateAggregateRet(ReadOnlySpan <Value> retVals)
{
using var retValHandles = new MarshaledArray <Value, LLVMValueRef>(retVals, (value) => value.Handle);
var handle = Handle.BuildAggregateRet(retValHandles);
return(Context.GetOrCreate <ReturnInst>(handle));
}