Pure virtual call aborts with the following message:

pure virtual method called
terminate called without an active exception

This application has requested the Runtime to terminate it in an unusual way.
Please contact the application's support team for more information

It should (configurably?) break when debugging. This can be achieved by placing a breakpoint on the function __cxa_pure_virtual.

I tried to add 'break __cxa_pure_virtual' on 'Additional Startup Commands', but it doesn't always work. Sometimes it runs before the symbols are read...