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Re: [PATCH] Fix quick_exit to match C++11 specification.
- From: Carlos O'Donell <carlos at redhat dot com>
- To: Adhemerval Zanella <adhemerval dot zanella at linaro dot org>, Florian Weimer <fweimer at redhat dot com>, GNU C Library <libc-alpha at sourceware dot org>
- Cc: Johan Karlsson <johan dot karlsson at enea dot com>
- Date: Wed, 8 Jun 2016 16:54:47 -0400
- Subject: Re: [PATCH] Fix quick_exit to match C++11 specification.
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- References: <5751B292 dot 40109 at redhat dot com> <383b6001-e2ef-635a-4240-aa7fba826de3 at redhat dot com> <57525107 dot 5060500 at redhat dot com> <1c6e298e-ae7c-7e7a-d271-dfb75e874a04 at redhat dot com> <575613DA dot 3070209 at redhat dot com> <99119374-6dc7-42c2-451c-b4be759b7cc2 at redhat dot com> <57567CCE dot 2080207 at redhat dot com> <e0755a7a-f83a-423c-be4c-de7ba8e63c5c at redhat dot com> <57569A37 dot 3030002 at redhat dot com> <5756B7DC dot 4030805 at linaro dot org> <5756C971 dot 7010308 at redhat dot com> <17a6f214-14f6-f2de-c8b4-93691187d3c2 at redhat dot com> <57586FC1 dot 30600 at redhat dot com> <eb573789-52a6-cb0c-598f-a91cfa0cce84 at redhat dot com> <57587E32 dot 6020400 at redhat dot com> <57588005 dot 50405 at linaro dot org>
On 06/08/2016 04:28 PM, Adhemerval Zanella wrote:
> If the C++11 application is relying on thread_local destruction
> for quick_exit, it is a non-conforming one that might only runs correctly
> on GLIBC. I see this as an application issue, not a GLIBC one.
I agree in principle, but in practice we need compat symbols. The only
good argument is the one Florian presents which is: data suggests that
there are so few users it doesn't matter.
At some point the flawed implementation becomes the standard.
--
Cheers,
Carlos.