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Groups > comp.lang.c++ > #10495
| From | Ian Collins <ian-news@hotmail.com> |
|---|---|
| Newsgroups | comp.lang.c++ |
| Subject | Re: Cannot access protected from base class? |
| Date | 2011-09-26 15:05 +1300 |
| Message-ID | <9ea4uuFd1oU1@mid.individual.net> (permalink) |
| References | <316d56c3-c003-48c5-a75f-6f9128194d92@i4g2000vbc.googlegroups.com> <j5lrp1$f9n$1@dont-email.me> <6c3103ee-946b-4458-a1df-0c1054658650@m15g2000vbk.googlegroups.com> <j5m8ok$c8l$1@dont-email.me> <1a4dae1a-04b5-4fce-ac30-edb1694c3b94@hd1g2000vbb.googlegroups.com> |
On 09/26/11 12:18 PM, Nephi Immortal wrote: > On Sep 24, 10:56 pm, Richard Damon<news.x.richardda...@xoxy.net> > wrote: >> On 9/24/11 8:24 PM, Nephi Immortal wrote: >> >>> I understand, but I wonder if large number of base classes violate >>> rule and needs to make sure if more memory is sufficient. >> >> A large number of base classes do not violate an inherent rule in C++. >> You will likely end up with a large object, as it needs to store all the >> base class members within it. It is possible that this may cause you to >> run out of memory, it somewhat depends on how many copies of this object >> are created. >> >> I do think it is a sign of a problematical design.- Hide quoted text - >> >> - Show quoted text - > > I am aware of design flaw, but careful design is better. Large > number of base classes into one derived class is the option to replace > virtual functions because of the performance issue and template is not > the option unless you want pointer to member function array. What sort of a performance issue have you measured? What makes templates unsuitable? I don't understand the context of "unless you want pointer to member function array". > If you think that it is design flaw, please demonstrate another > option. Exactly what problem are you trying to solve? -- Ian Collins
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Cannot access protected from base class? Nephi Immortal <immortalnephi@gmail.com> - 2011-09-24 14:03 -0700
Re: Cannot access protected from base class? Richard Damon <news.x.richarddamon@xoxy.net> - 2011-09-24 20:14 -0400
Re: Cannot access protected from base class? Nephi Immortal <immortalnephi@gmail.com> - 2011-09-24 17:24 -0700
Re: Cannot access protected from base class? Richard Damon <news.x.richarddamon@xoxy.net> - 2011-09-24 23:56 -0400
Re: Cannot access protected from base class? Nephi Immortal <immortalnephi@gmail.com> - 2011-09-25 16:18 -0700
Re: Cannot access protected from base class? Ian Collins <ian-news@hotmail.com> - 2011-09-26 15:05 +1300
Re: Cannot access protected from base class? Richard Damon <news.x.richarddamon@xoxy.net> - 2011-09-25 22:38 -0400
Re: Cannot access protected from base class? Nephi Immortal <immortalnephi@gmail.com> - 2011-09-25 20:42 -0700
Re: Cannot access protected from base class? Richard Damon <news.x.richarddamon@xoxy.net> - 2011-09-26 00:20 -0400
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