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Re: [gpsd-dev] Fedora 24, gcc 6.1.1 - 'memory_order_seq_cst' was not dec
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From: |
Gary E. Miller |
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Subject: |
Re: [gpsd-dev] Fedora 24, gcc 6.1.1 - 'memory_order_seq_cst' was not declared in this scope |
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Date: |
Mon, 26 Sep 2016 19:50:34 -0700 |
Yo Jason!
Sorry, I got behind on my email. has this been handled?
On Sun, 18 Sep 2016 08:49:13 -0400
Jason Azze <address@hidden> wrote:
> Summary: Build of release-3.16-486-ga3ff750 broken on Fedora 24 (Linux
> 4.7.3) using gcc 6.1.1, glibc 2.23
>
> Probably identical to this Debian bug:
> https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=830993
>
> Apologies if this is a repeat report. I know we've seen problems on
> Fedora with our old friend, atomic_thread_fence, before. I was trying
> to see if I could reproduce (with Fedora) some build errors with the
> Debian gcc 6 build that bzed re-reported on irc last night. I got
> these errors instead. This means gpsd won't build on the latest Fedora
> or Debian releases using their default gcc.
>
> In file included from clock_gettime.c:10:0:
> compiler.h: In function 'void memory_barrier()':
> compiler.h:93:25: error: 'memory_order_seq_cst' was not declared in
> this scope atomic_thread_fence(memory_order_seq_cst);
> ^~~~~~~~~~~~~~~~~~~~
> compiler.h:93:25: note: suggested alternative:
> In file included from /usr/include/c++/6.1.1/atomic:41:0,
> from compiler.h:75,
> from clock_gettime.c:10:
> /usr/include/c++/6.1.1/bits/atomic_base.h:62:7: note:
> 'memory_order_seq_cst' memory_order_seq_cst
> ^~~~~~~~~~~~~~~~~~~~
> In file included from clock_gettime.c:10:0:
> compiler.h:93:45: error: 'atomic_thread_fence' was not declared in
> this scope atomic_thread_fence(memory_order_seq_cst);
> ^
> compiler.h:93:45: note: suggested alternative:
> In file included from /usr/include/c++/6.1.1/atomic:41:0,
> from compiler.h:75,
> from clock_gettime.c:10:
> /usr/include/c++/6.1.1/bits/atomic_base.h:101:3: note:
> 'std::atomic_thread_fence'
> atomic_thread_fence(memory_order __m) noexcept
> ^~~~~~~~~~~~~~~~~~~
> scons: *** [qt-clock_gettime.os] Error 1
> scons: building terminated because of errors.
>
> I have attached a gzipped (to protect from munging in transit) report
> with more detail.
> Or see it here: http://hastebin.com/raw/izeruqefuv
RGDS
GARY
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Gary E. Miller Rellim 109 NW Wilmington Ave., Suite E, Bend, OR 97703
address@hidden Tel:+1 541 382 8588
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