Re: [boost] ABI and API compatibility

From: Daniel James (daniel_james_at_[hidden])
Date: 2008-04-25 05:28:25

2008/4/24 Peter Dimov <pdimov_at_[hidden]>:
> Daniel James:
>
> > 2008/4/24 Jens Seidel <jensseidel_at_[hidden]>:
>  >>
>  >>  > http://svn.boost.org/trac/boost/changeset/44440
>  >>
>  >>  Is this really a problem? It affects only a private header file in
>  >>  detail/ no user should use. The changelog isn't very verbose but
>  >>  "Disable sync use for arm and hppa." could be justified if the previous
>  >>  code was just buggy or unsupported (no need to keep the some compilation
>  >>  bug for a new version as in the old one).
>  >
>  > Well, I don't know the story behind that change, but if the 1.35
>  > version compiles...
>
>  It doesn't (on ARM and HP PA-RISC). (Actually it compiles but doesn't link.)

Does that mean that if GCC adds support for the functions used the
sync counted base it'll create an ABI incompatibility? Which isn't a
real problem, but such fun.