Change `default_temp_allocator_proc` behaviour to use the `default_allocator` when the backing data has not been set.
Change `default_temp_allocator_proc` behaviour to use the `default_allocator` when the backing data has not been set.

ThisDrunkDane/Odin,ThisDrunkDane/Odin,gingerBill/Odin,gingerBill/Odin,gingerBill/Odin,gingerBill/Odin,ThisDrunkDane/Odin