C++ pure virtual base class memory consumption

fueb fueb@gmx.net
Mon Aug 27 17:35:00 GMT 2012

alves.ped (Bugzilla) wrote:
> Back when I was doing embedded stuff eons ago, I used to trim all that by
> providing my own lean implementation of __cxa_pure_virtual (and others I
> don't recall right now -- look at the map file for hints), the hook
> libstdc++ calls
> when a pure virtual is called.  The default one pulls in a lot of that
> stuff you
> don't want.  Doing a web search on that function name finds other people
> doing
> the same.  E.g.,

I "objdump" the two binary files to see which symbols appear or disappear. I
figure out and write again, thanks so far. 
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