Re: Wrong class export/visibility setting for shared libs in many Boost libs

From: Mathias Gaunard (mathias.gaunard_at_[hidden])
Date: 2021-02-02 13:23:02

On Tue, 2 Feb 2021 at 11:59, Andrey Semashev via Boost
<boost_at_[hidden]> wrote:
>
> On 2/2/21 2:51 PM, Andrey Semashev wrote:
> > On 2/2/21 11:35 AM, Alexander Grund via Boost wrote:

> PPS: I forgot to add that recent gcc versions don't need RTTI to be
> publicly visible to be able to catch exceptions or compare type_info, as
> they now perform deep string comparison instead of address comparison.
> However, older compiler versions are still susceptible to this, and I'm
> not sure if the deep comparison behavior is used on all platforms.

That sounds like a step backwards.
Do you have more information about this change and the motivation behind it?