Re: [Boost-build] <asynch-exceptions>on cannot be specified in usage-requirements

From: David Abrahams (dave_at_[hidden])
Date: 2006-12-16 17:04:33

Roland Schwarz <roland.schwarz_at_[hidden]> writes:

> The test library specifies in its requirements:
>
> <toolset>msvc:<asynch-exceptions>on
>
> Now when I try to put this also into the usage-requirements, and try to 
> build something that uses the test library Boost.Build complains with:
>
> error: usage-requirements <toolset>msvc:<asynch-exceptions>on have 
> non-free properties <asynch-exceptions>on

That is rather baffling.  I can't see why usage-requirements should be
limited to free properties.

-- 
Dave Abrahams
Boost Consulting
www.boost-consulting.com