Temporary header file '/tmp/m1HmOQP6gj/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

  // add includes
  #include "/usr/include/libaudit.h"

  // add classes
  audit_dispatcher_header* tmp_add_class_0;
  audit_features* tmp_add_class_1;
  audit_message* tmp_add_class_2;
  audit_reply* tmp_add_class_3;
  audit_rule_data* tmp_add_class_4;
  audit_sig_info* tmp_add_class_5;
  audit_status* tmp_add_class_6;
  audit_tty_status* tmp_add_class_7;
  cmsghdr* tmp_add_class_8;
  iovec* tmp_add_class_9;
  linger* tmp_add_class_10;
  mmsghdr* tmp_add_class_11;
  msghdr* tmp_add_class_12;
  nl_mmap_hdr* tmp_add_class_13;
  nl_mmap_req* tmp_add_class_14;
  nl_pktinfo* tmp_add_class_15;
  nla_bitfield32* tmp_add_class_16;
  nlattr* tmp_add_class_17;
  nlmsgerr* tmp_add_class_18;
  nlmsghdr* tmp_add_class_19;
  osockaddr* tmp_add_class_20;
  sockaddr* tmp_add_class_21;
  sockaddr_nl* tmp_add_class_22;
  sockaddr_storage* tmp_add_class_23;
  ucred* tmp_add_class_24;

The GCC parameters:
  gcc -fdump-lang-raw -fkeep-inline-functions -c -x c++ -fpermissive -w "/tmp/m1HmOQP6gj/dump1.h"