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Re: dlclose() doesn't unload any .so that uses Boost

From: Jakub Jelinek <jakub at redhat dot com>
To: J <j at jabster dot pl>
Cc: binutils at sourceware dot org
Date: Tue, 31 May 2011 12:17:11 +0200
Subject: Re: dlclose() doesn't unload any .so that uses Boost
References: <BANLkTikYA7LmYtqPFHtTAQi=hREa7f834g@mail.gmail.com> <20110531054313.GA12792@bubble.grove.modra.org> <BANLkTin+Mv6hFkGeaki+-Lz+sG48QsUh=A@mail.gmail.com>
Reply-to: Jakub Jelinek <jakub at redhat dot com>

On Tue, May 31, 2011 at 08:43:45AM +0200, J wrote:
> I've managed to track this issue down. It looks like a bug in GCC:

Most likely the difference is just that g++-4.6 emits STB_GNU_UNIQUE
symbols while g++-4.4 doesn't.  And, when any STB_GNU_UNIQUE symbols
are resolved against some library, it is marked as nodelete.
Therefore, NOTABUG.

	Jakub

Follow-Ups:
- Re: dlclose() doesn't unload any .so that uses Boost
  - From: J

References:
- dlclose() doesn't unload any .so that uses Boost
  - From: J
- Re: dlclose() doesn't unload any .so that uses Boost
  - From: Alan Modra
- Re: dlclose() doesn't unload any .so that uses Boost
  - From: J

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