Re: [Valgrind-users] "Potentially" lost memory

[Patrick J. L. <lop...@gm...>]

On Thu, Mar 14, 2013 at 1:58 PM, Philippe Waroquiers
<phi...@sk...> wrote:
> On Thu, 2013-03-14 at 19:21 +0000, Phil Longstaff wrote:
>> How hard would it be for memcheck to not report a block as being
>> potentially lost if the internal pointer could be a pointer to a base
>> class?  Is there sufficient info in the debug information?
> No, I do not think so.

Probably correct in general. But...

For polymorphic C++ classes -- presumably a common case when you have
a pointer to an internal base class -- dynamic_cast<Derived>() has to
work somehow. So I would imagine Valgrind could use the same RTTI
mechanism. In theory.

 - Pat