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Re: Avoid privatization of TLS variables
- From: Markus Trippelsdorf <markus at trippelsdorf dot de>
- To: Jan Hubicka <hubicka at ucw dot cz>
- Cc: gcc-patches at gcc dot gnu dot org
- Date: Wed, 24 Sep 2014 19:53:26 +0200
- Subject: Re: Avoid privatization of TLS variables
- Authentication-results: sourceware.org; auth=none
- References: <20140920031617 dot GB2325 at kam dot mff dot cuni dot cz>
On 2014.09.20 at 05:16 +0200, Jan Hubicka wrote:
> Hi,
> libreoffice fails to build with TLS because of "Cannot load any more object
> with static TLS". Iant pointed out to me the difference that the initial exec
> TLS model is also used by static TLS variables.
>
> This patch prevents turning TLS variables into static that lets me to finish
> libreoffice build.
This patch triggers an assert in gold:
~ % echo "int main () {}" | g++ -flto -fprofile-generate -x c++ -
ld: internal error in relocate_tls, at/gold/x86_64.cc:3829
collect2: error: ld returned 1 exit status
ld.bfd works fine.
--
Markus