Bug#816698: subversion: FTBFS on mips, mipsel
On Wed, Mar 09, 2016 at 10:53:06PM -0500, James McCoy wrote:
> On Fri, Mar 04, 2016 at 06:41:00PM +0100, Christian Hofstaedtler wrote:
> > Your package FTBFS on the mips and mipsel buildds:
> >
> > https://buildd.debian.org/status/fetch.php?pkg=subversion&arch=mips&ver=1.9.3-2%2Bb1&stamp=1457047589
> > https://buildd.debian.org/status/fetch.php?pkg=subversion&arch=mipsel&ver=1.9.3-2%2Bb1&stamp=1457043167
> >
> > Both somewhere in the testsuite.
>
> This worked fine previously[0] with the exact same source using gcc-5
> 5.3.1-6.
>
> [0]: https://buildd.debian.org/status/fetch.php?pkg=subversion&arch=mips&ver=1.9.3-2&stamp=1452933856
>
> The segfaults in the test programs have been seen with gcc-5 5.3.1-10
> and 5.3.1-11. Using sid's gcc-snapshot 20150610-1 works fine.
>
> Experimenting with the GCC optimizations, the tests succeed at -O0 and
> -O1 but fail at -O2. Playing with the individual optimizations, using
> "-O2 -fno-ipa-sra" causes the build to succeed and similarly "-O1
> -fipa-sra" causes it to fail.
Note that 5.3.1-9 backported PR#68273 which fixed a similar issue in
gsoap. I wonder if that patch had the side effect of introducing the
issue when compiling subversion's code.
Is the follow-up patch[0] in that same bug needed?
[0]: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68273#c31
Cheers,
--
James
GPG Key: 4096R/331BA3DB 2011-12-05 James McCoy <jamessan@debian.org>
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