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Bug#1012977: libffado: ftbfs with GCC-12



Package: src:libffado
Version: 2.4.5-1
Severity: normal
Tags: sid bookworm
User: debian-gcc@lists.debian.org
Usertags: ftbfs-gcc-12

[This bug is targeted to the upcoming bookworm release]

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-12/g++-12, but succeeds to build with gcc-11/g++-11. The
severity of this report will be raised before the bookworm release.

The full build log can be found at:
http://qa-logs.debian.net/2022/06/09/gcc12/libffado_2.4.5-1_unstable_gcc12.log
The last lines of the build log are at the end of this report.

To build with GCC 11, either set CC=gcc-11 CXX=g++-11 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-11/porting_to.html

GCC 11 defaults to the GNU++17 standard.  If your package installs
header files in /usr/include, please don't work around C++17 issues
by choosing a lower C++ standard for the package build, but fix these
issues to build with the C++17 standard.

[...]
/usr/include/dbus-c++-1/dbus-c++/types.h:332:77: note:   no known conversion for argument 2 from ‘const DBus::Struct<std::__cxx11::basic_string<char>, double>’ to ‘const bool&’
  332 | inline DBus::MessageIter &operator << (DBus::MessageIter &iter, const bool &val)
      |                                                                 ~~~~~~~~~~~~^~~
/usr/include/dbus-c++-1/dbus-c++/types.h:338:27: note: candidate: ‘DBus::MessageIter& operator<<(DBus::MessageIter&, const int16_t&)’
  338 | inline DBus::MessageIter &operator << (DBus::MessageIter &iter, const int16_t &val)
      |                           ^~~~~~~~
/usr/include/dbus-c++-1/dbus-c++/types.h:338:80: note:   no known conversion for argument 2 from ‘const DBus::Struct<std::__cxx11::basic_string<char>, double>’ to ‘const int16_t&’ {aka ‘const short int&’}
  338 | inline DBus::MessageIter &operator << (DBus::MessageIter &iter, const int16_t &val)
      |                                                                 ~~~~~~~~~~~~~~~^~~
/usr/include/dbus-c++-1/dbus-c++/types.h:344:27: note: candidate: ‘DBus::MessageIter& operator<<(DBus::MessageIter&, const uint16_t&)’
  344 | inline DBus::MessageIter &operator << (DBus::MessageIter &iter, const uint16_t &val)
      |                           ^~~~~~~~
/usr/include/dbus-c++-1/dbus-c++/types.h:344:81: note:   no known conversion for argument 2 from ‘const DBus::Struct<std::__cxx11::basic_string<char>, double>’ to ‘const uint16_t&’ {aka ‘const short unsigned int&’}
  344 | inline DBus::MessageIter &operator << (DBus::MessageIter &iter, const uint16_t &val)
      |                                                                 ~~~~~~~~~~~~~~~~^~~
/usr/include/dbus-c++-1/dbus-c++/types.h:350:27: note: candidate: ‘DBus::MessageIter& operator<<(DBus::MessageIter&, const int32_t&)’
  350 | inline DBus::MessageIter &operator << (DBus::MessageIter &iter, const int32_t &val)
      |                           ^~~~~~~~
/usr/include/dbus-c++-1/dbus-c++/types.h:350:80: note:   no known conversion for argument 2 from ‘const DBus::Struct<std::__cxx11::basic_string<char>, double>’ to ‘const int32_t&’ {aka ‘const int&’}
  350 | inline DBus::MessageIter &operator << (DBus::MessageIter &iter, const int32_t &val)
      |                                                                 ~~~~~~~~~~~~~~~^~~
/usr/include/dbus-c++-1/dbus-c++/types.h:356:27: note: candidate: ‘DBus::MessageIter& operator<<(DBus::MessageIter&, const uint32_t&)’
  356 | inline DBus::MessageIter &operator << (DBus::MessageIter &iter, const uint32_t &val)
      |                           ^~~~~~~~
/usr/include/dbus-c++-1/dbus-c++/types.h:356:81: note:   no known conversion for argument 2 from ‘const DBus::Struct<std::__cxx11::basic_string<char>, double>’ to ‘const uint32_t&’ {aka ‘const unsigned int&’}
  356 | inline DBus::MessageIter &operator << (DBus::MessageIter &iter, const uint32_t &val)
      |                                                                 ~~~~~~~~~~~~~~~~^~~
/usr/include/dbus-c++-1/dbus-c++/types.h:362:27: note: candidate: ‘DBus::MessageIter& operator<<(DBus::MessageIter&, const int64_t&)’
  362 | inline DBus::MessageIter &operator << (DBus::MessageIter &iter, const int64_t &val)
      |                           ^~~~~~~~
/usr/include/dbus-c++-1/dbus-c++/types.h:362:80: note:   no known conversion for argument 2 from ‘const DBus::Struct<std::__cxx11::basic_string<char>, double>’ to ‘const int64_t&’ {aka ‘const long int&’}
  362 | inline DBus::MessageIter &operator << (DBus::MessageIter &iter, const int64_t &val)
      |                                                                 ~~~~~~~~~~~~~~~^~~
/usr/include/dbus-c++-1/dbus-c++/types.h:368:27: note: candidate: ‘DBus::MessageIter& operator<<(DBus::MessageIter&, const uint64_t&)’
  368 | inline DBus::MessageIter &operator << (DBus::MessageIter &iter, const uint64_t &val)
      |                           ^~~~~~~~
/usr/include/dbus-c++-1/dbus-c++/types.h:368:81: note:   no known conversion for argument 2 from ‘const DBus::Struct<std::__cxx11::basic_string<char>, double>’ to ‘const uint64_t&’ {aka ‘const long unsigned int&’}
  368 | inline DBus::MessageIter &operator << (DBus::MessageIter &iter, const uint64_t &val)
      |                                                                 ~~~~~~~~~~~~~~~~^~~
/usr/include/dbus-c++-1/dbus-c++/types.h:374:27: note: candidate: ‘DBus::MessageIter& operator<<(DBus::MessageIter&, const double&)’
  374 | inline DBus::MessageIter &operator << (DBus::MessageIter &iter, const double &val)
      |                           ^~~~~~~~
/usr/include/dbus-c++-1/dbus-c++/types.h:374:79: note:   no known conversion for argument 2 from ‘const DBus::Struct<std::__cxx11::basic_string<char>, double>’ to ‘const double&’
  374 | inline DBus::MessageIter &operator << (DBus::MessageIter &iter, const double &val)
      |                                                                 ~~~~~~~~~~~~~~^~~
/usr/include/dbus-c++-1/dbus-c++/types.h:380:27: note: candidate: ‘DBus::MessageIter& operator<<(DBus::MessageIter&, const std::string&)’
  380 | inline DBus::MessageIter &operator << (DBus::MessageIter &iter, const std::string &val)
      |                           ^~~~~~~~
/usr/include/dbus-c++-1/dbus-c++/types.h:380:84: note:   no known conversion for argument 2 from ‘const DBus::Struct<std::__cxx11::basic_string<char>, double>’ to ‘const std::string&’ {aka ‘const std::__cxx11::basic_string<char>&’}
  380 | inline DBus::MessageIter &operator << (DBus::MessageIter &iter, const std::string &val)
      |                                                                 ~~~~~~~~~~~~~~~~~~~^~~
/usr/include/dbus-c++-1/dbus-c++/types.h:386:27: note: candidate: ‘DBus::MessageIter& operator<<(DBus::MessageIter&, const DBus::Path&)’
  386 | inline DBus::MessageIter &operator << (DBus::MessageIter &iter, const DBus::Path &val)
      |                           ^~~~~~~~
/usr/include/dbus-c++-1/dbus-c++/types.h:386:83: note:   no known conversion for argument 2 from ‘const DBus::Struct<std::__cxx11::basic_string<char>, double>’ to ‘const DBus::Path&’
  386 | inline DBus::MessageIter &operator << (DBus::MessageIter &iter, const DBus::Path &val)
      |                                                                 ~~~~~~~~~~~~~~~~~~^~~
/usr/include/dbus-c++-1/dbus-c++/types.h:392:27: note: candidate: ‘DBus::MessageIter& operator<<(DBus::MessageIter&, const DBus::Signature&)’
  392 | inline DBus::MessageIter &operator << (DBus::MessageIter &iter, const DBus::Signature &val)
      |                           ^~~~~~~~
/usr/include/dbus-c++-1/dbus-c++/types.h:392:88: note:   no known conversion for argument 2 from ‘const DBus::Struct<std::__cxx11::basic_string<char>, double>’ to ‘const DBus::Signature&’
  392 | inline DBus::MessageIter &operator << (DBus::MessageIter &iter, const DBus::Signature &val)
      |                                                                 ~~~~~~~~~~~~~~~~~~~~~~~^~~
scons: *** [support/dbus/controlserver.o] Error 1
scons: *** [support/dbus/ffado-dbus-server.o] Error 1
scons: building terminated because of errors.
make[1]: *** [debian/rules:26: override_dh_auto_build] Error 2
make[1]: Leaving directory '/<<PKGBUILDDIR>>'
make: *** [debian/rules:23: binary] Error 2
dpkg-buildpackage: error: debian/rules binary subprocess returned exit status 2


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