Re: [Valgrind-users] Definitely lost

[Crispin F. <cr...@th...>]

I just tried the sample code (once I had got it to compile) and it
worked fine - as expected. If you can provide a complete program that
acts as a test case, then you may have more luck tracking down the
problem in your code.

Crispin

On Thu, 2003-04-10 at 21:28, Xiang Yan wrote:
>  On Thu, 10 Apr 2003, Xiang Yan wrote:
> >
> > > My question is, for code below, valgrind will report an error or not on
> memory allocated for c1::m_p1?
> > > class c1
> > > {
> > >    ~c1()
> > >  {
> > >    delete []m_p1;
> > >  }
> > >  void * m_p1;
> > > }
> > >
> > > class c2
> > > {
> > >  ~c2() {
> > >    if(m_c1 != NULL)
> > >       delete []m_c1;
> > >  }
> > >  func1() {
> > >    m_c1 = new c1[10];
> > >    for(i = 0; i < 10; i++) {
> > >      m_c1[i].m_p1 = new char[10]; // reports definitely lost here
> > >   }
> > >  }
> > >   c1 *m_c1;
> > > }
> > >
> > > somewhere else outside above class has following call:
> > > c2 *pc2 = new c2();
> > > c2->func1();
> > > delete c2;
> >
> > You've written an almost-whole program, and you want to know what Valgrind
> > says about it?
> >
> > It looks to me like there won't be any errors, because AFAICT the memory
> > is all deallocated correctly.  But I suggest you finish and compile the
> > program, and run Valgrind on it.
> 
> That's the result of running Valgrind on my code, the line it indicated is
> below with definitly lost message:
> m_c1[i].m_p1 = new char[10];  // refer to above
> (it's multithreaded btw)
> 
> 
> 
> 
> 
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