Re: [release] Boost 1.79.0 beta 1 released

From: Andrey Semashev (andrey.semashev_at_[hidden])
Date: 2022-03-17 22:52:55

On 3/18/22 00:26, Sal Pamukcu via Boost wrote:
> On Thu, Mar 17, 2022 at 11:24 PM Andrey Semashev via Boost <
> boost_at_[hidden]> wrote:
> 
>> On 3/17/22 22:31, Sal Pamukcu via Boost wrote:
>>> -  Compiled  on Win 11 MSVC 2002 x64 toolchain with c++20 using
>>> b2 cxxstd=20 --build-type=complete stage
>>>
>>> failed 5 target ; (mostly related to python)
>>> The full built message are on  gist ;
>>> boost179b1_MSVC (github.com)
>>> <https://gist.github.com/salimp2009/074cf168b4dd1231aa92fcc3845e2df7>
>>>
>>> I will do another build on windows with gcc-11.2 with MSys;
>>>
>>> ```
>>> ...failed updating 5 targets...
>>> ...skipped 9 targets...
>>> ...updated 8376 targets...
>>> ```
>>>
>>> Failures are like this ;
>>> `...failed msvc.link.dll
>>>
>> bin.v2\libs\python\build\msvc-14.3\debug\address-model-32\cxxstd-20-iso\python-3.10\threading-multi\boost_python310-vc143-mt-gd-x32-1_79.dll
>>>
>> bin.v2\libs\python\build\msvc-14.3\debug\address-model-32\cxxstd-20-iso\python-3.10\threading-multi\boost_python310-vc143-mt-gd-x32-1_79.lib
>>>
>> bin.v2\libs\python\build\msvc-14.3\debug\address-model-32\cxxstd-20-iso\python-3.10\threading-multi\boost_python310-vc143-mt-gd-x32-1_79.pdb...`
>>
>> Looks like the problem is that you're building 32-bit Boost.Python and
>> linking with 64-bit Python libraries. I'm not sure if Boost.Python is
>> supposed to find the correct libraries or this is just a user
>> configuration error.
> 
> Do you mean my configuration mistake;
> i installed python 3.10 64 bit
> and checked from MSVC VS 2022 64  bit command line using this ;
> It looks like my Python is 64 bit;
> 
> C:\Program Files\Microsoft Visual Studio\2022\Community>
> C:\Program Files\Microsoft Visual Studio\2022\Community>python
> Python 3.10.0 (tags/v3.10.0:b494f59, Oct  4 2021, 19:00:18) [MSC v.1929 64
> bit (AMD64)] on win32
> Type "help", "copyright", "credits" or "license" for more information.
>>>> import struct
>>>> version = struct.calcsize("P")*8
>>>> print(version)
> 64
>>>>
> 
> is there a way to configure when building with b2
> I used this ; b2 cxxstd=20 --build-type=complete stage

By default both 32 and 64-bit Boost binaries are built. To build only
64-bit binaries you can add address-model=64 to the b2 command line. If
you want to build 32-bit libraries, use address-model=32 and also make
sure 32-bit Python libraries are found by the build process.