Re: [boost] [shared_Ptr] [1.34] URGENT: Outstanding HP-UX/itaniumbug

From: Michael Haubenwallner (michael.haubenwallner_at_[hidden])
Date: 2006-09-08 05:43:44

On Thu, 2006-09-07 at 19:10 -0400, Boris Gubenko wrote:
> > I really can't see anything wrong with it; the test passes on every
> > other platform.
> >
> 
> It does, including the very same machine with aCC6. In fact, with aCC6,
> smart_ptr is all green.
> 
> Why is this failure a concern for 1.34? Is g++ on HP-UX ia64 a release
> platform?

Huh, yes! If not, we are unable to deliver our product on ia64-hpux for
many more months and have to keep using hppa-hpux.
Does aCC fully support boost already ?

-haubi-

> 
> Boris
> 
> ----- Original Message ----- 
> From: "Peter Dimov" <pdimov_at_[hidden]>
> To: <boost_at_[hidden]>
> Cc: "Boris Gubenko" <Boris.Gubenko_at_[hidden]>
> Sent: Thursday, September 07, 2006 7:02 PM
> Subject: Re: [boost] [shared_Ptr] [1.34] URGENT: Outstanding 
> HP-UX/itaniumbug
> 
> 
> > Boris Gubenko wrote:
> >> It segfaults, with and without -O0:
> >>
> >> Program received signal SIGSEGV, Segmentation fault
> >>  si_code: 1 - SEGV_MAPERR - Address not mapped to object.
> >> 0x408b831 in
> >> boost::detail::sp_counted_impl_pd<n_report_2::foo*,n_report_2::deleter>::boost::detail::sp_counted_impl_pd<n_report_2::
> >> foo*,n_report_2::deleter> (
> >>    this=0x40014c30, p=0x40014bd0, d={<No data fields>})
> >>    at sp_counted_impl.hpp:140
> >
> > The relevant portion of shared_ptr_test seems to be n_report_2, reproduced
> > below; it seems that the fault is occuring at the very first line of 
> > test().
> > I really can't see anything wrong with it; the test passes on every other
> > platform.
> >
> > class foo
> > {
> > public:
> >
> >    void setWeak(boost::shared_ptr<foo> s)
> >    {
> >        w = s;
> >    }
> >
> > private:
> >
> >    boost::weak_ptr<foo> w;
> > };
> >
> > class deleter
> > {
> > public:
> >
> >    deleter(): lock(0)
> >    {
> >    }
> >
> >    ~deleter()
> >    {
> >        BOOST_TEST(lock == 0);
> >    }
> >
> >    void operator() (foo * p)
> >    {
> >        ++lock;
> >        delete p;
> >        --lock;
> >    }
> >
> > private:
> >
> >    int lock;
> > };
> >
> > void test()
> > {
> >    boost::shared_ptr<foo> s(new foo, deleter());
> >    s->setWeak(s);
> >    s.reset();
> > }
> >
> > _______________________________________________
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> >
> > 
> 
> 
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-- 
Michael Haubenwallner                    SALOMON Automation GmbH
Forschung & Entwicklung                  A-8114 Friesach bei Graz
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