Temporary header file '/tmp/UPQnpfvnNR/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/googlepinyin/atomdictbase.h"
  #include "/usr/include/googlepinyin/dictbuilder.h"
  #include "/usr/include/googlepinyin/dictdef.h"
  #include "/usr/include/googlepinyin/dictlist.h"
  #include "/usr/include/googlepinyin/dicttrie.h"
  #include "/usr/include/googlepinyin/lpicache.h"
  #include "/usr/include/googlepinyin/matrixsearch.h"
  #include "/usr/include/googlepinyin/mystdlib.h"
  #include "/usr/include/googlepinyin/ngram.h"
  #include "/usr/include/googlepinyin/pinyinime.h"
  #include "/usr/include/googlepinyin/searchutility.h"
  #include "/usr/include/googlepinyin/spellingtable.h"
  #include "/usr/include/googlepinyin/spellingtrie.h"
  #include "/usr/include/googlepinyin/splparser.h"
  #include "/usr/include/googlepinyin/sync.h"
  #include "/usr/include/googlepinyin/userdict.h"
  #include "/usr/include/googlepinyin/utf16char.h"
  #include "/usr/include/googlepinyin/utf16reader.h"

  // add namespaces
  namespace ime_pinyin{typedef int tmp_add_type_1;}
  ime_pinyin::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;
  itimerval* tmp_add_class_3;

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