Bug#805658: azr3-jack: FTBFS: error: call of overloaded ‘ref?=(Gtk::Fixed&)=?UTF-8?Q?’ is ambiguous

[Chris West (Faux)]

Source: azr3-jack
Version: 1.2.3-2
Severity: serious
Justification: fails to build from source
Tags: sid stretch
User: reproducible-builds at lists.alioth.debian.org
Usertags: ftbfs
X-Debbugs-CC: reproducible-builds at lists.alioth.debian.org

Dear Maintainer,

The package fails to build:

azr3/azr3gui.cpp: In constructor ‘AZR3GUI::AZR3GUI()’:
azr3/azr3gui.cpp:145:16: error: call of overloaded ‘ref(Gtk::Fixed&)’ is ambiguous
      ref(m_fbox)), false)));
                ^
In file included from /usr/include/sigc++-2.0/sigc++/adaptors/bound_argument.h:24:0,
                 from /usr/include/sigc++-2.0/sigc++/adaptors/bind.h:6,
                 from /usr/include/sigc++-2.0/sigc++/adaptors/adaptors.h:23,
                 from /usr/include/sigc++-2.0/sigc++/sigc++.h:89,
                 from /usr/include/glibmm-2.4/glibmm/thread.h:51,
                 from /usr/include/glibmm-2.4/glibmm.h:87,
                 from /usr/include/gtkmm-2.4/gtkmm.h:87,
                 from azr3/azr3gui.cpp:26:
/usr/include/sigc++-2.0/sigc++/reference_wrapper.h:65:27: note: candidate: sigc::reference_wrapper<T_type> sigc::ref(T_type&) [with T_type = Gtk::Fixed]
 reference_wrapper<T_type> ref(T_type& v)
                           ^
/usr/include/sigc++-2.0/sigc++/reference_wrapper.h:79:33: note: candidate: sigc::const_reference_wrapper<T_type> sigc::ref(const T_type&) [with T_type = Gtk::Fixed]
 const_reference_wrapper<T_type> ref(const T_type& v)
                                 ^
In file included from /usr/include/c++/5/memory:79:0,
                 from /usr/include/glibmm-2.4/glibmm/objectbase.h:32,
                 from /usr/include/glibmm-2.4/glibmm/wrap.h:23,
                 from /usr/include/glibmm-2.4/glibmm/containerhandle_shared.h:26,
                 from /usr/include/glibmm-2.4/glibmm/arrayhandle.h:23,
                 from /usr/include/glibmm-2.4/glibmm.h:91,
                 from /usr/include/gtkmm-2.4/gtkmm.h:87,
                 from azr3/azr3gui.cpp:26:
/usr/include/c++/5/functional:436:5: note: candidate: std::reference_wrapper<_Tp> std::ref(_Tp&) [with _Tp = Gtk::Fixed]
     ref(_Tp& __t) noexcept
     ^
azr3/azr3gui.cpp:186:16: error: call of overloaded ‘ref(Gtk::Fixed&)’ is ambiguous
      ref(m_fbox)), true)));
                ^
In file included from /usr/include/sigc++-2.0/sigc++/adaptors/bound_argument.h:24:0,
                 from /usr/include/sigc++-2.0/sigc++/adaptors/bind.h:6,
                 from /usr/include/sigc++-2.0/sigc++/adaptors/adaptors.h:23,
                 from /usr/include/sigc++-2.0/sigc++/sigc++.h:89,
                 from /usr/include/glibmm-2.4/glibmm/thread.h:51,
                 from /usr/include/glibmm-2.4/glibmm.h:87,
                 from /usr/include/gtkmm-2.4/gtkmm.h:87,
                 from azr3/azr3gui.cpp:26:
/usr/include/sigc++-2.0/sigc++/reference_wrapper.h:65:27: note: candidate: sigc::reference_wrapper<T_type> sigc::ref(T_type&) [with T_type = Gtk::Fixed]
 reference_wrapper<T_type> ref(T_type& v)
                           ^
/usr/include/sigc++-2.0/sigc++/reference_wrapper.h:79:33: note: candidate: sigc::const_reference_wrapper<T_type> sigc::ref(const T_type&) [with T_type = Gtk::Fixed]
 const_reference_wrapper<T_type> ref(const T_type& v)
                                 ^
In file included from /usr/include/c++/5/memory:79:0,
                 from /usr/include/glibmm-2.4/glibmm/objectbase.h:32,
                 from /usr/include/glibmm-2.4/glibmm/wrap.h:23,
                 from /usr/include/glibmm-2.4/glibmm/containerhandle_shared.h:26,
                 from /usr/include/glibmm-2.4/glibmm/arrayhandle.h:23,
                 from /usr/include/glibmm-2.4/glibmm.h:91,
                 from /usr/include/gtkmm-2.4/gtkmm.h:87,
                 from azr3/azr3gui.cpp:26:
/usr/include/c++/5/functional:436:5: note: candidate: std::reference_wrapper<_Tp> std::ref(_Tp&) [with _Tp = Gtk::Fixed]
     ref(_Tp& __t) noexcept
     ^
In file included from /usr/include/sigc++-2.0/sigc++/signal_base.h:27:0,
                 from /usr/include/sigc++-2.0/sigc++/signal.h:8,
                 from /usr/include/sigc++-2.0/sigc++/sigc++.h:86,
                 from /usr/include/glibmm-2.4/glibmm/thread.h:51,
                 from /usr/include/glibmm-2.4/glibmm.h:87,
                 from /usr/include/gtkmm-2.4/gtkmm.h:87,
                 from azr3/azr3gui.cpp:26:

Full build log:
https://reproducible.debian.net/rb-pkg/unstable/amd64/azr3-jack.html

-- System Information:
Debian Release: stretch/sid
APT prefers unstable
APT policy: (500, 'unstable')
Architecture: amd64 (x86_64)