Re: Is it possible to catch an exception raised by a member variable?

 "Chris ( Val )" <>
Fri, 28 Sep 2007 07:33:00 -0700
On Sep 28, 10:52 pm, Pete Becker <> wrote:

On 2007-09-28 05:30:31 -0400, "Chris ( Val )" <> said:

int main()
  Base* B;

  try {
   B = new Base( "" );
 catch( const std::exception& e )
   delete B;

  return 0;

I am interested to hear your, and the groups
thoughts on the validity of such a construct.

It really doesn't show anything. Replace the "B = new ..." with "throw
std::exception();" and you'll probably get the same result. Calling
member functions on uninitialized pointers produces undefined behavior,
so anything you see is as valid as anything else.

I tried a non pointer version, and the results are the same.

What I am curious about is at what point does the object actually
cease to exist? (which scope?)

Is it not possible for it to even be partially constucted to
report such information back?

I know UB can mean anything can happen, but I'm curious.
Its a powerful drug that UB, it can get you hooked line
and sinker :-)

Thanks for the feedback,
Chris Val

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