Re: [boost] copy on write for std containers

Subject: Re: [boost] copy on write for std containers
From: Pierre Morcello (pmorcell-cppfrance_at_[hidden])
Date: 2010-12-04 18:23:32

Hi Luke,

lucanus.j.simonson_at_[hidden] wrote:
>>>"To return a container pass it by non-const reference and populate it, which avoids copy on return."

Certainly, but shouldn't we promote a little more copy elision instead ? This is supposed to avoid copy on return too, or did I misunderstood it?
http://cpp-next.com/archive/2009/08/want-speed-pass-by-value/

Best regards,

Pierre

PS: grats for the polygon lib!