Re: Develop is broken on MSVC (b2 issue?)

From: Andrey Semashev (andrey.semashev_at_[hidden])
Date: 2021-01-03 19:32:59

On 1/3/21 9:12 PM, Peter Dimov via Boost wrote:
> Antony Polukhin wrote:
>> I see a bunch of CI failures 
>> https://apolukhin.github.io/en/developer.html for different versions 
>> of MSVC. There are some complains on 'cl':
>>
>> compile-c-c++ 
>> ..\..\..\bin.v2\libs\type_index\test\track_13621.test\msvc-9.0\release\threading-multi\track_13621.obj 
>>
>> 'cl' is not recognized as an internal or external command, operable 
>> program or batch file.
> 
> You need to pass address-model=32. The default is now 64 bit (inferred 
> from PROCESSOR_ARCHITECTURE=AMD64 AFAICS), and not all Appveyor MSVC 
> versions support 64 bit.

Default address-model and architecture get misdetected as "none" in some 
cases and 64-bit x86 in others on the same machine. This is a regression 
in Boost.Build that appeared quite some time ago.

https://github.com/boostorg/build/issues/659

As you said, the workaround is to explicitly specify these features in 
the command line.