Temporary header file '/tmp/VOl0qYvMII/dump1.h' with the following content will be compiled to create GCC translation unit dump:

  // add defines
  #define __STDC_VERSION__ 201710L
#define _TIME_BITS 64
#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/kccachedb.h"
  #include "/usr/include/kccommon.h"
  #include "/usr/include/kccompare.h"
  #include "/usr/include/kccompress.h"
  #include "/usr/include/kcdb.h"
  #include "/usr/include/kcdbext.h"
  #include "/usr/include/kcdirdb.h"
  #include "/usr/include/kcfile.h"
  #include "/usr/include/kchashdb.h"
  #include "/usr/include/kclangc.h"
  #include "/usr/include/kcmap.h"
  #include "/usr/include/kcplantdb.h"
  #include "/usr/include/kcpolydb.h"
  #include "/usr/include/kcprotodb.h"
  #include "/usr/include/kcregex.h"
  #include "/usr/include/kcstashdb.h"
  #include "/usr/include/kctextdb.h"
  #include "/usr/include/kcthread.h"
  #include "/usr/include/kcutil.h"

  // add namespaces
  namespace kyotocabinet{typedef int tmp_add_type_1;}
  kyotocabinet::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;
  ucontext_t* tmp_add_class_3;

The GCC parameters:
  gcc -fdump-lang-raw -fkeep-inline-functions -c -x c++ -fpermissive -w "/tmp/VOl0qYvMII/dump1.h"