Re: [boost] Boost.Build requirements to exclude GCC 5

Subject: Re: [boost] Boost.Build requirements to exclude GCC 5
From: Peter Dimov (lists_at_[hidden])
Date: 2019-01-14 20:48:36

Rene Rivera wrote:
> On Mon, Jan 14, 2019 at 2:35 PM Niall Douglas via Boost <
> boost_at_[hidden]> wrote:
>
> > I guess ideally speaking Boost.Config gains a new test testing for this 
> > specific compiler parsing bug. But it seems a bit much to ask for this 
> > just for Outcome.
>
> One option is to use the Predef checks 
> <https://www.boost.org/doc/libs/release/doc/html/predef/check_utilities.html#predef.check_utilities.using_with_boost_build>.
> Another option is to implement a check program of your own.

Would it be possible to make `<toolset>gcc-5:<build>no` match `toolset=gcc`, 
major version 5, any minor version?

At present, it requires an exact version match, which isn't very convenient.

Similarly, <toolset>gcc-4.6 should match f.ex. gcc-4.6.2.