From ola at inguza.com  Tue Feb  7 14:58:10 2017
From: ola at inguza.com (Ola Lundqvist)
Date: Tue, 7 Feb 2017 23:58:10 +0100
Subject: [Debian] Bug#853619: ploop: ftbfs with GCC-7
In-Reply-To: <E1cYUqG-0007hl-F7@paradis.debian.org>
References: <E1cYUqG-0007hl-F7@paradis.debian.org>
Message-ID: <CABY6=0m__gBS_ZXLeLL=8=NYKH+KcZNycY416edRQ9kepU0SAw@mail.gmail.com>

forwarded 853619 https://bugs.openvz.org/browse/OVZ-6872
thanks

Hi Matthias

Thank you for the report. I have now forwarded the issue.

Best regards

// Ola

On 31 January 2017 at 10:35, Matthias Klose <doko at debian.org> wrote:

> Package: src:ploop
> Version: 1.15-2
> Severity: normal
> Tags: sid buster
> User: debian-gcc at lists.debian.org
> Usertags: ftbfs-gcc-7
>
> Please keep this issue open in the bug tracker for the package it
> was filed for.  If a fix in another package is required, please
> file a bug for the other package (or clone), and add a block in this
> package. Please keep the issue open until the package can be built in
> a follow-up test rebuild.
>
> The package fails to build in a test rebuild on at least amd64 with
> gcc-7/g++-7, but succeeds to build with gcc-6/g++-6. The
> severity of this report may be raised before the buster release.
> There is no need to fix this issue in time for the stretch release.
>
> The full build log can be found at:
> http://people.debian.org/~doko/logs/gcc7-20170126/ploop_
> 1.15-2_unstable_gcc7.log
> The last lines of the build log are at the end of this report.
>
> To build with GCC 7, either set CC=gcc-7 CXX=g++-7 explicitly,
> or install the gcc, g++, gfortran, ... packages from experimental.
>
>   apt-get -t=experimental install g++
>
> Common build failures are new warnings resulting in build failures with
> -Werror turned on, or new/dropped symbols in Debian symbols files.
> For other C/C++ related build failures see the porting guide at
> http://gcc.gnu.org/gcc-7/porting_to.html
>
> [...]
> make[3]: Entering directory '/<<PKGBUILDDIR>>/etc'
> make[3]: Nothing to be done for 'distclean'.
> make[3]: Leaving directory '/<<PKGBUILDDIR>>/etc'
> make[2]: Leaving directory '/<<PKGBUILDDIR>>'
> rm -f lib/ploop.pc
> make[1]: Leaving directory '/<<PKGBUILDDIR>>'
>    dh_clean
>  dpkg-source -b ploop-1.15
> dpkg-source: info: using source format '3.0 (quilt)'
> dpkg-source: info: building ploop using existing ./ploop_1.15.orig.tar.bz2
> dpkg-source: info: building ploop in ploop_1.15-2.debian.tar.xz
> dpkg-source: info: building ploop in ploop_1.15-2.dsc
>  debian/rules build
> dh build
>    dh_testdir
>    dh_update_autotools_config
>    dh_auto_configure
>    dh_auto_build
>         make -j1
> make[1]: Entering directory '/<<PKGBUILDDIR>>'
> make[2]: Entering directory '/<<PKGBUILDDIR>>/include'
>   CHECK      dynload.h
> make[2]: Leaving directory '/<<PKGBUILDDIR>>/include'
> make[2]: Entering directory '/<<PKGBUILDDIR>>/lib'
>   DEP      .depend
>   CC       uuid.o
>   CC       delta_read.o
>   CC       delta_sysfs.o
> delta_sysfs.c: In function 'ploop_get_dev_by_delta':
> delta_sysfs.c:430:36: error: '%s' directive output may be truncated
> writing between 0 and 255 bytes into a region of size 59
> [-Werror=format-truncation=]
>    snprintf(dev, sizeof(dev), "/dev/%s", de->d_name);
>                                     ^~
> In file included from /usr/include/stdio.h:938:0,
>                  from delta_sysfs.c:19:
> /usr/include/x86_64-linux-gnu/bits/stdio2.h:64:10: note: format output
> between 6 and 261 bytes into a destination of size 64
>    return __builtin___snprintf_chk (__s, __n, __USE_FORTIFY_LEVEL - 1,
>           ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>         __bos (__s), __fmt, __va_arg_pack ());
>         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> cc1: all warnings being treated as errors
> ../Makefile.inc:48: recipe for target 'delta_sysfs.o' failed
> make[2]: *** [delta_sysfs.o] Error 1
> make[2]: Leaving directory '/<<PKGBUILDDIR>>/lib'
> Makefile:9: recipe for target 'all' failed
> make[1]: *** [all] Error 2
> make[1]: Leaving directory '/<<PKGBUILDDIR>>'
> dh_auto_build: make -j1 returned exit code 2
> debian/rules:5: recipe for target 'build' failed
> make: *** [build] Error 2
> dpkg-buildpackage: error: debian/rules build gave error exit status 2
>



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