On 10/03/2015 04:13 AM, Mike Frysinger wrote:
> Title: GCC 5 Defaults to the New C++11 ABI 
> Author: Mike Frysinger <[email protected]>
> Content-Type: text/plain
> Posted: 2015-10-02
> Revision: 1
> News-Item-Format: 1.0
> Display-If-Installed: >=sys-devel/gcc-5
> 
> GCC 5 uses the new C++ ABI by default.  When building new code, you might run
> into link time errors like:
> ...: undefined reference to '_ZNSt6chrono12steady_clock3nowEv@GLIBCXX_3.4.17'
> Or you might see linkage failures with "std::__cxx11::string" in the output.
> 
> These are signs that you need to rebuild packages using the new C++ ABI.
> You can quickly do so by using revdep-rebuild like so:
> # revdep-rebuild --library 'libstdc\+\+\.so\.6'
> 

We shouldn't assume a particular PM/toolset in news items, IMO. Just
saying that people might have to rebuild packages linked against
libstdc++.so.6 should be enough.

They can read the docs if they don't know how.

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