Thanks a lot, Dima! I managed to downgrade to 6.7 successfully for now. 
Once I upgrade my gcc, I'll go for the latest version.

Regards,
Arvind

On Wednesday, 6 September 2017 18:14:04 UTC+4, Dima Pasechnik wrote:
>
>
>
> On Wednesday, September 6, 2017 at 2:27:55 PM UTC+1, Arvind Ayyer wrote:
>>
>>
>> Dear developers, 
>>
>>
>> I'm trying to upgrade from 6.7 to the current version using my git 
>> account (userid: ayyer) using the guidelines from the TentativeConventions 
>> file. 
>>
>>
>> I have a 2013 MacBook Pro Retina 13-inch with OS X  (version 10.8.5). The 
>> processor is a 2.6 GHz Intel Core i5. I had managed to get Sage 6.7 
>> running with a lot of help from Karl-Dieter Crisman (installing Xcode, 
>> figuring out various funny errors, etc!).
>>
>>
>> The error occurred while installing openblas-0.2.19.p0. As per the 
>> instructions generating the error message, I'm emailing you the log file 
>> and the crash report file.
>>
>
> You are using an old version of gcc; the current Sage's gcc is version 5.4.
> (that was the one in 6.7, I guess).
>
> It might be much better to build a new Sage version from source; upgrading 
> from such an old version
> won't give you any time saving, as you'd have to rebuild basically all of 
> Sage anyway.
>  
>
>>
>> Please let my know if you need any more information from me. If this is 
>> too much trouble, could you tell me if there is an easy way to get back to 
>> version 6.7 instead? 
>>
> if you are on the git tree, you might be able check out the right branch 
> and rebuild.
>  
>
>>
>> Thanks a lot for your time and help.
>>
>>
>> Regards,
>> Arvind
>>
>> PS: arv...@iisc.ac.in is my new email address. Please update your 
>> addressbook. 
>>
>>

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