compile or not compile

[llewelly@xmission.com]

Eljay Love-Jensen <eljay@adobe.com> writes:

> Hi Karol,
> 
>  >...and something must be wrong when arguments are references because
> when I remove references program compiles fine.
> 
> Here's my C++ rule-of-thumb I've used since I started programming in C++:
> For POD, ALWAYS pass-by-value and never pass-by-constant-reference.
> For UDT, ALWAYS pass-by-constant-reference and never pass-by-value.

hm. So if a type is both POD and UDT, what do you do?