Temporary header file '/tmp/mrHSP74jPu/dump1.h' with the following content will be compiled to create GCC translation unit dump:

  // add defines
  #define __STDC_VERSION__ 201710L
#define _FILE_OFFSET_BITS 64
#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/tesseract/baseapi.h"
  #include "/usr/include/tesseract/capi.h"
  #include "/usr/include/tesseract/export.h"
  #include "/usr/include/tesseract/ltrresultiterator.h"
  #include "/usr/include/tesseract/ocrclass.h"
  #include "/usr/include/tesseract/osdetect.h"
  #include "/usr/include/tesseract/pageiterator.h"
  #include "/usr/include/tesseract/publictypes.h"
  #include "/usr/include/tesseract/renderer.h"
  #include "/usr/include/tesseract/resultiterator.h"
  #include "/usr/include/tesseract/unichar.h"
  #include "/usr/include/tesseract/version.h"

  // add namespaces
  namespace tesseract{typedef int tmp_add_type_1;}
  tesseract::tmp_add_type_1 tmp_add_func_1(){return 0;};

  // add classes
  _G_fpos64_t* tmp_add_class_0;
  _G_fpos_t* tmp_add_class_1;
  _IO_cookie_io_functions_t* tmp_add_class_2;

The GCC parameters:
  gcc -fdump-lang-raw -fkeep-inline-functions -c -x c++ -fpermissive -w "/tmp/mrHSP74jPu/dump1.h"