Re: i386 compatibility & libstdc++

[Andreas Metzler <ametzler@downhill.at.eu.org>]

Matthias Klose <doko@cs.tu-berlin.de> wrote:
[...]
> - In gcc-3.2, the libstdc++ atomicity implementation uses ix86 (>=4)
>  specific code. This was reported by two users (#184446, #185662).
[...]
> - Keeping the generic implementation would not allow binaries
>  linked against the libstdc++ built with the generic implementation
>  to run on platforms with a libstdc++ built for ix86 (>=4).
>  See #189983. No libstdc++ dependent binary will run on distributions
>  "optimized" for ix86 (>=4).
[...]

Are there problems the other way round, too?

> For now I will revert to the gcc-3.2 implementation and continue
> beeing incompatible with i386.
[...]

Does anybody know how/if other Distributions reacted to this issue?
Suse, Redhat et.al. afaik have been using gcc-3.x for more than one
release.
                 cu andreas