C++ question

Michael Goffioul goffioul at imec.be
Wed Sep 25 13:39:30 BST 2002


> Well almost impossible. rtti is active. So in case you know all possible
> children, you can just write a switch to call the right function.
> 
> Infact since rtti is active, some compilers might support calling virtual
> functions in constructors. It would just be a special case and non-standard
> ofcouse.
> ( I guess since so many people writes it is impossible, that gcc havent got
> that extension )

gcc-3.1 refuses to compile if the pure virtual method is called directly
from the constructor. If called in a function, that is called from the
constructor, it compiles, but crashes.

Michael.

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