Temporary header file '/tmp/L9AKGAXjcz/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

  // add includes
  #include "/usr/include/mircommon/mir/assert_module_entry_point.h"
  #include "/usr/include/mircommon/mir/cached_ptr.h"
  #include "/usr/include/mircommon/mir/dispatch/action_queue.h"
  #include "/usr/include/mircommon/mir/dispatch/dispatchable.h"
  #include "/usr/include/mircommon/mir/dispatch/multiplexing_dispatchable.h"
  #include "/usr/include/mircommon/mir/dispatch/readable_fd.h"
  #include "/usr/include/mircommon/mir/dispatch/threaded_dispatcher.h"
  #include "/usr/include/mircommon/mir/event_printer.h"
  #include "/usr/include/mircommon/mir/events/contact_state.h"
  #include "/usr/include/mircommon/mir/events/event_builders.h"
  #include "/usr/include/mircommon/mir/events/input_device_state.h"
  #include "/usr/include/mircommon/mir/events/scroll_axis.h"
  #include "/usr/include/mircommon/mir/executor.h"
  #include "/usr/include/mircommon/mir/flags.h"
  #include "/usr/include/mircommon/mir/frontend/buffer_stream_id.h"
  #include "/usr/include/mircommon/mir/frontend/surface_id.h"
  #include "/usr/include/mircommon/mir/graphics/native_buffer.h"
  #include "/usr/include/mircommon/mir/input/buffer_keymap.h"
  #include "/usr/include/mircommon/mir/input/device_capability.h"
  #include "/usr/include/mircommon/mir/input/keymap.h"
  #include "/usr/include/mircommon/mir/input/mir_input_config.h"
  #include "/usr/include/mircommon/mir/input/mir_keyboard_config.h"
  #include "/usr/include/mircommon/mir/input/mir_pointer_config.h"
  #include "/usr/include/mircommon/mir/input/mir_touchpad_config.h"
  #include "/usr/include/mircommon/mir/input/mir_touchscreen_config.h"
  #include "/usr/include/mircommon/mir/input/parameter_keymap.h"
  #include "/usr/include/mircommon/mir/libname.h"
  #include "/usr/include/mircommon/mir/log.h"
  #include "/usr/include/mircommon/mir/logging/file_logger.h"
  #include "/usr/include/mircommon/mir/logging/logger.h"
  #include "/usr/include/mircommon/mir/logging/multi_logger.h"
  #include "/usr/include/mircommon/mir/module_deleter.h"
  #include "/usr/include/mircommon/mir/posix_rw_mutex.h"
  #include "/usr/include/mircommon/mir/raii.h"
  #include "/usr/include/mircommon/mir/shared_library.h"
  #include "/usr/include/mircommon/mir/time/posix_timestamp.h"
  #include "/usr/include/mircommon/mir/time/types.h"
  #include "/usr/include/mircommon/mir/uncaught.h"

  // add namespaces
  namespace mir{typedef int tmp_add_type_1;}
  mir::tmp_add_type_1 tmp_add_func_1(){return 0;};
  namespace mir{namespace dispatch{typedef int tmp_add_type_2;}}
  mir::dispatch::tmp_add_type_2 tmp_add_func_2(){return 0;};

The GCC parameters:
  gcc -fdump-lang-raw -fkeep-inline-functions -c -x c++ -fpermissive -w "/tmp/L9AKGAXjcz/dump1.h"  -I/usr/include/mircore -I/usr/include/mircommon

In file included from /tmp/L9AKGAXjcz/dump1.h:18:
/usr/include/mircommon/mir/event_printer.h:20:10: fatal error: mir_toolkit/event.h: No such file or directory
   20 | #include "mir_toolkit/event.h"
      |          ^~~~~~~~~~~~~~~~~~~~~
compilation terminated.