Date: Fri, 1 Aug 2014 12:46:28 -0700 From: hiren panchasara <hiren.panchasara@gmail.com> To: Troy Heron <troy.heron@hixxy.org> Cc: freebsd-bugs@freebsd.org Subject: Re: thread_local broken on clang Message-ID: <CALCpEUHS0eR14OSRRQbVsZgNto6BiJ4skJRONtbTo88mbM7Hmw@mail.gmail.com> In-Reply-To: <CAMy2XzAAWcRR=7kNeajQNT9Q=%2BsxAh7JnWh-pTXsNyomdtBH%2Bg@mail.gmail.com> References: <CAMy2XzAAWcRR=7kNeajQNT9Q=%2BsxAh7JnWh-pTXsNyomdtBH%2Bg@mail.gmail.com>
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On Thu, Jul 31, 2014 at 2:54 AM, Troy Heron <troy.heron@hixxy.org> wrote:
> Hello,
>
> I'm attempting to port an application to FreeBSD (version 10 to be
> specific). The application has been developed using C++11 and uses
> thread_local.
>
> As below, the use of thread_local is giving me linking errors for the C++
> ABI.
>
> troy@freebsd10:~ # cat tl.cpp
> #include <string>
>
> thread_local std::string test;
>
> int main()
> {
> }
> troy@freebsd10:~ # clang++ -std=c++11 tl.cpp -o tl
> /tmp/tl-7sN7Nb.o: In function `__cxx_global_var_init':
> tl.cpp:(.text+0xbb): undefined reference to `__cxa_thread_atexit'
> clang++: error: linker command failed with exit code 1 (use -v to see
> invocation)
> troy@freebsd10:~ #
>
> Has anyone else experienced this? Should I report it as a bug?
Please report a bug. You can also ask this question on freebsd-stable
mailing list.
cheers,
Hiren
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