Re: [boost] Re: CW 9.3 results (or lack thereof) - uBLAS fails

From: Howard Hinnant (hinnant_at_[hidden])
Date: 2004-09-25 10:05:27

On Sep 25, 2004, at 5:42 AM, Michael Stevens wrote:

> Stefan Slapeta wrote:
>
>> I've noticed that once again all ublas test cases threw a gpf in the
>> last run or CW 9.3. I think I used the latest sources, but at the 
>> moment
>> I've switched back to non-incremental builds and thus we can be sure
>> tomorrow.
>
> I suspect we have some real problem. The failure conditions are 
> interesting.
> In all cased the first test set which is instantiated with double is
> successful. Then when instantiated with std::complex<double> the same 
> test
> fails. Generally this failure is in a swap operation.
> test4 is however interesting. The first test only constructs two 
> vectors and
> then destructs them on function return. It also fails with
> std::complex<double>. So I am suspecting some memory management problem
> related to complex<double>.
>
> If anyone has the time I would to see a call trace at the point of 
> failure.

Fwiw, here's a memory debugger (overloaded new style) that works well 
with CW:

http://home.twcny.rr.com/hinnant/MemoryManager/

-Howard