Re: [Boost-users] (was Re: 1.40.0 - 32_64 broken on OS X 10.6 Snow Leopard) (now ppc64 support removed with Xcode 3.2 on Snow Leopard.

Subject: Re: [Boost-users] (was Re: 1.40.0 - 32_64 broken on OS X 10.6 Snow Leopard) (now ppc64 support removed with Xcode 3.2 on Snow Leopard.
From: JungleCat (junglecat_at_[hidden])
Date: 2009-09-06 00:42:42

On Sep 5, 2009, at 9:13 PM, Damien Hocking wrote:

> OSX 10.6 doesn't install on a ppc Apple, I just tried it on my  
> wife's G5.  Not supported anymore.

This is the final transition to Intel, phase out PPC.

It was mainstream news: http://www.engadget.com/2009/06/10/snow-leopard-officially-puts-powerpc-macs-on-endangered-species/

There will need to be a rule changes to darwin.jam to fix this. If you  
feel you want to hack it simply remove -arch ppc64 and build.

Julian

>
> D
>
> JungleCat wrote:
>> ok, the problem is that you cannot compile c++ into ppc64 machine  
>> code on Snow Leopard because it doesn't ship with a ppc64 bit  
>> version of the SDK.
>>
>> The following is the culprit in darwin.jam
>>
>> arch-addr-flags darwin OPTIONS : combined : 64 : -arch x86_64 *- 
>> arch ppc64 *;
>>
>> My last post demonstrated the failure but you cannot build through  
>> Xcode because it will bail with the same error. My take is that  
>> Apple is dropping support for ppc64 but I have no confirmation  
>> other than they do not ship the ability to target this anymore.
>>
>> Julian
>>
>>
>> On Sep 5, 2009, at 3:14 PM, Howard Hinnant wrote:
>>
>>> On Sep 5, 2009, at 3:32 PM, Vladimir Prus wrote:
>>>
>>>> Howard Hinnant wrote:
>>>>
>>>>> On Sep 5, 2009, at 7:34 AM, JungleCat wrote:
>>>>>
>>>>>> This isn't a compiler problem as I was able to compile OpenSSL  
>>>>>> into
>>>>>> 32_64.
>>>>>>
>>>>>> The error starts off when:
>>>>>>
>>>>>> #include <exception>
>>>>>>
>>>>>> is included from boost, date_time in my case:
>>>>>>
>>>>>> /usr/include/c++/4.2.1/exception:42:28: error: bits/c+ 
>>>>>> +config.h: No
>>>>>> such file or directory
>>>>>>
>>>>>> So:
>>>>>>
>>>>>> /usr/include/c++/4.2.1/exception
>>>>>>
>>>>>> Includes: bit/c++config.h
>>>>>>
>>>>>> However bit/c++config.h doesn't exist, they are rooted in the / 
>>>>>> usr/
>>>>>> include/c++/4.2.1/i686-apple-darwin* /usr/include/c++/4.2.1/ 
>>>>>> powerpc-
>>>>>> apple-darwin* and /usr/include/c++/4.2.1/x86_64-apple-darwin*  
>>>>>> folders.
>>>>>>
>>>>>> I have not looked into the darwin.jam but I bet it's getting  
>>>>>> tricked
>>>>>> up with the SDK changes to paths, etc.. it's late, zzz..
>>>>>
>>>>> This is an include path problem.  Unfortunately I don't know  
>>>>> anything
>>>>> about bjam or the boost build process.  However I do know where  
>>>>> you
>>>>> can find bits/c++config.h.
>>>>>
>>>>> For each platform (32/64, 10.4/5/6) there  is a platform-specific
>>>>> directory, e.g.:
>>>>>
>>>>> /usr/include/c++/4.2.1/i686-apple-darwin10/     // 32 bit Snow  
>>>>> Leopard
>>>>> /usr/include/c++/4.2.1/x86_64-apple-darwin10/   // 64 bit Snow  
>>>>> Leopard
>>>>>
>>>>> Inside of each of these you will find bits/c++config.h.  So you  
>>>>> need
>>>>> an include path to /usr/include/c++/4.2.1/<correct platform>.
>>>>
>>>> Do you suggest such a path should be manually passed to compiler?  
>>>> Still
>>>> counts as compiler bug by my book :-/
>>>
>>> I would have to see the command line being used to make any  
>>> further guesses as to where the problem lies.  However on 10.6 I'm  
>>> seeing the following behavior:
>>>
>>> $ cat test.cpp
>>> #include <iostream>
>>>
>>> int main()
>>> {
>>>  std::cout << "Hello World\n";
>>> }
>>> $ g++ -arch i386 -arch x86_64 test.cpp
>>> $ a.out
>>> Hello World
>>> $ nm -arch all a.out |grep a.out
>>> a.out (for architecture i386):
>>> a.out (for architecture x86_64):
>>>
>>> -Howard
>>>
>>> _______________________________________________
>>> Boost-users mailing list
>>> Boost-users_at_[hidden] <mailto:Boost-users_at_[hidden]>
>>> http://lists.boost.org/mailman/listinfo.cgi/boost-users
>>
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