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Re: [www-patch] bugs.html rewrite,part 6: section about upgrading the compiler


On 20 Nov, Rainer Orth wrote:
> Richard Earnshaw <rearnsha@arm.com> writes:
> 
>> The Java support libraries also contain C++ code.  I think it's safer to 
>> just say "recompile everything" here.  True experts may be able to tell 
>> when it's safe to ignore this suggestion, but others may need to err on 
>> the side of caution in order to be sure.

> As an important aside, while the compilers' C++ ABI is formally specified
> (and adhered to except for bugs), the libstdc++-v3 ABI is not and still
> changes in incompatible ways between releases, AFAIK, so until this is
> resolved, recompilation will be necessary even with a stable C++ ABI.

Good point. So we actually have two ABI's, the C++ ABI and the
libstdc++-v3 ABI. We should clarify this is bugs.html (which currently
only talks about the C++ ABI).

Regards,
Volker



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