miscompilation when using add_main_option_entry

[bstarynk]

Consider

gtk4gui-refpersys/mainrps_gtk.cc

Line 86 in 7198ca6

#if 0 && badcode

If you change the #if 0 && badcode into a #if 1 that does not compile anymore:

mainrps_gtk.cc:85:2: warning: #warning help needed here to parse program arguments [-Wcpp]
   85 | #warning help needed here to parse program arguments
      |  ^~~~~~~
mainrps_gtk.cc: In function ‘int main(int, char**)’:
mainrps_gtk.cc:87:55: error: ‘OPTION_TYPE_BOOL’ is not a member of ‘Gio::Application’
   87 |   gtkrps_app->add_main_option_entry(Gio::Application::OPTION_TYPE_BOOL,   "version",    'V',
      |                                                       ^~~~~~~~~~~~~~~~
mainrps_gtk.cc:89:55: error: ‘OPTION_TYPE_STRING’ is not a member of ‘Gio::Application’
   89 |   gtkrps_app->add_main_option_entry(Gio::Application::OPTION_TYPE_STRING,   "fifo-prefix",    'F',
      |                                                       ^~~~~~~~~~~~~~~~~~
make: *** [<builtin>: mainrps_gtk.o] Error 1

[bstarynk]

The entire compilation command is obtained by make on a Debian/Trixie/x86-64 desktop

g++ -fPIE -Wall -Wextra -O1  -I/usr/include/gtkmm-4.0 -I/usr/lib/x86_64-linux-gnu/gtkmm-4.0/include \
 -I/usr/include /giomm-2.68 -I/usr/lib/x86_64-linux-gnu/giomm-2.68/include -I/usr/include/glib-2.0 \
 -I/usr/lib/x86_64-linux-gnu/glib-2.0/include -I/usr/include/libmount -I/usr/include/blkid \
 -I/usr/include/glibmm-2.68 -I/usr/lib/x86_64-linux-gnu/glibmm-2.68/include -I/usr/include/sigc++-3.0 \
 -I/usr/lib/x86_64-linux-gnu/sigc++-3.0/include -I/usr/include/gtk-4.0 -I/usr/include/pango-1.0 \
 -I/usr/include/harfbuzz -I/usr/include/freetype2 -I/usr/include/libpng16 -I/usr/include/fribidi \
  -I/usr/include/cairo -I/usr/include/pixman-1 -I/usr/include/gdk-pixbuf-2.0 -I/usr/include/x86_64-linux-gnu \
 -I/usr/include/webp -I/usr/include/graphene-1.0 -I/usr/lib/x86_64-linux-gnu/graphene-1.0/include \
  -I/usr/include/cairomm-1.16 -I/usr/lib/x86_64-linux-gnu/cairomm-1.16/include \
 -I/usr/include/pangomm-2.48 -I/usr/lib/x86_64-linux-gnu/pangomm-2.48/include\
  -I/usr/include/gtk-4.0/unix-print -mfpmath=sse -msse -msse2 -pthread -I/usr/include/jsoncpp  \
 -DGIT_ID=\"7198ca6df1b7c91689af56d370e3783ee76a00b1+\" -DSHORTGIT_ID=\"7198ca6df1b7+\" \
 -DGTKRPS_HOST=\"rimski.lesours\" -DGTKRPS_ARCH=\"x86_64\" -DGTKRPS_OPERSYS=\"GNU_Linux\"  \
  -c -o mainrps_gtk.o mainrps_gtk.cc