Re: [boost] C++03 and C++11 ABI compatibility for compiled libraries

Subject: Re: [boost] C++03 and C++11 ABI compatibility for compiled libraries
From: Mathias Gaunard (mathias.gaunard_at_[hidden])
Date: 2013-05-13 11:09:04

On 13/05/13 14:08, Andrey Semashev wrote:

> I would like to hear opinions on the possible course of action to tackle
> this problem. Currently, I see 2 choices:
>
> 1. Avoid using C++11 features in binary interfaces. This may also mean
> avoiding STL types in binary interfaces, if they differ between C++03 and
> C++11 (I didn't verify that). This is my suggested hotfix solution for
> Boost.Filesystem [1] and the approach I took in Boost.Log. Obviously, this
> cripples code and error prone, but it keeps a single binary that can be
> used from any flavor of C++ on the user's side.
> 2. Compile different versions of Boost libraries, for each supported C++
> version. The C++ version should be encoded into the library file names, so
> that different versions can coexist. This would require changes in
> Boost.Build and autolinking support code, but I think this would be a
> better long-term solution.
>
> Opinions?
>
> [1] https://svn.boost.org/trac/boost/ticket/6779

I prefer [1].