Temporary header file '/tmp/1vk6YKhc2K/dump1.h' with the following content will be compiled to create GCC translation unit dump:

  // add defines
  #define __STDC_VERSION__ 201710L
#define _GXX_NULLPTR_T
#define CLUTTER_ENABLE_COMPOSITOR_API 1
#define _REGEX_NELTS(n)
#define _Atomic
#define PACKED
#define getaddrinfo_a(a,b,c,d)

  // add includes
  #include "/usr/include/gpaste-2/gpaste-gtk3.h"
  #include "/usr/include/gpaste-2/gpaste-gtk4.h"
  #include "/usr/include/gpaste-2/gpaste.h"

The GCC parameters:
  gcc -fdump-lang-raw -fkeep-inline-functions -c -x c++ -fpermissive -w "/tmp/1vk6YKhc2K/dump1.h"  -I/usr/include/gpaste-2 -I/usr/include/glib-2.0 -I/lib/arm-linux-gnueabihf/glib-2.0/include

In file included from /usr/include/gpaste-2/gpaste/gpaste-macros.h:14,
                 from /usr/include/gpaste-2/gpaste.h:12,
                 from /usr/include/gpaste-2/gpaste-gtk3/gpaste-gtk-macros.h:13,
                 from /usr/include/gpaste-2/gpaste-gtk3.h:12,
                 from /tmp/1vk6YKhc2K/dump1.h:12:
/usr/include/glib-2.0/glib/gi18n-lib.h:29:2: error: #error You must define GETTEXT_PACKAGE before including gi18n-lib.h. Did you forget to include config.h?
   29 | #error You must define GETTEXT_PACKAGE before including gi18n-lib.h.  Did you forget to include config.h?
      |  ^~~~~
/usr/include/gpaste-2/gpaste-gtk3/gpaste-gtk-macros.h:15:10: fatal error: gtk/gtk.h: No such file or directory
   15 | #include <gtk/gtk.h>
      |          ^~~~~~~~~~~
compilation terminated.