Temporary header file '/tmp/fTpc854mCB/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/history-service/History/event.h"
  #include "/usr/include/history-service/History/eventview.h"
  #include "/usr/include/history-service/History/filter.h"
  #include "/usr/include/history-service/History/intersectionfilter.h"
  #include "/usr/include/history-service/History/manager.h"
  #include "/usr/include/history-service/History/participant.h"
  #include "/usr/include/history-service/History/plugin.h"
  #include "/usr/include/history-service/History/plugineventview.h"
  #include "/usr/include/history-service/History/pluginthreadview.h"
  #include "/usr/include/history-service/History/sort.h"
  #include "/usr/include/history-service/History/textevent.h"
  #include "/usr/include/history-service/History/texteventattachment.h"
  #include "/usr/include/history-service/History/thread.h"
  #include "/usr/include/history-service/History/threadview.h"
  #include "/usr/include/history-service/History/types.h"
  #include "/usr/include/history-service/History/unionfilter.h"
  #include "/usr/include/history-service/History/voiceevent.h"

The GCC parameters:
  gcc -fdump-lang-raw -fkeep-inline-functions -c -x c++ -fpermissive -w "/tmp/fTpc854mCB/dump1.h"

In file included from /tmp/fTpc854mCB/dump1.h:12:
/usr/include/history-service/History/event.h:25:10: fatal error: QDateTime: No such file or directory
   25 | #include <QDateTime>
      |          ^~~~~~~~~~~
compilation terminated.