[SciPy-dev] Check reading the nested fields of a nested array

[Nils Wagner]

Travis Oliphant wrote:
> Nils Wagner wrote:
>   
>> Nils Wagner wrote:
>>   
>>     
>>> Travis Oliphant wrote:
>>>   
>>>     
>>>       
>>>> Nils Wagner wrote:
>>>>   
>>>>     
>>>>       
>>>>         
>>>>> 0.9.7.2404 on a 64 bit system
>>>>>
>>>>> numpy.test(1,10) results in
>>>>>   
>>>>> Check reading the nested fields of a nested array (1st level)*** glibc 
>>>>> detected *** malloc(): memory corruption (fast): 0x00000000007dee40 ***
>>>>>   
>>>>>     
>>>>>       
>>>>>         
>>>>>           
>>>> Can you check to see which check-in caused the problem.  Go back to 
>>>> revision 2403, 2402, and so forth.
>>>>
>>>> Also, please remove the build directory and the installed numpy to be 
>>>> sure changes to the C-API are not causing problems.
>>>>
>>>> The trace-back is not really giving a clue.  Perhaps if you ran under 
>>>> valgrind better help could be given.  Are there any warnings emmitted 
>>>> during compilation?
>>>>
>>>>
>>>> Could somebody else with a 64-bit system verify?
>>>>
>>>>     
>>>>       
>>>>         
>> BTW, the problem is not restricted to 64-bit systems. I just installed 
>> the latest svn version of numpy
>> on a 32-bit system and got
>> Check reading the nested fields of a nested array (1st level)*** glibc 
>> detected *** free(): invalid next size (fast): 0x081d5870 ***
>> Abort
>>
>>   
>>     
> Please remove your installation of numpy and your build directory and 
> try again.  I do not get these errors.  
>
> The copyswap function changed arguments and appears to be at the root of 
> these problems.
>
> -Travis
>
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>   
Hi Travis,

I installed numpy from scratch but the problem persists. Any idea ?

Nils