Temporary header file '/tmp/dTN1E8DkXT/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
#ifdef __cplusplus
// C17 compat layer
#define _Alignof(type) alignof(type)
#endif
#define getaddrinfo_a(a,b,c,d)

  // add includes
  #include "/usr/include/librdkafka/rdkafka.h"
  #include "/usr/include/librdkafka/rdkafka_mock.h"
  #include "/usr/include/librdkafka/rdkafkacpp.h"

  // add namespaces
  namespace RdKafka{typedef int tmp_add_type_1;}
  RdKafka::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;
  cmsghdr* tmp_add_class_3;
  iovec* tmp_add_class_4;
  linger* tmp_add_class_5;
  mmsghdr* tmp_add_class_6;
  msghdr* tmp_add_class_7;
  osockaddr* tmp_add_class_8;
  rd_kafka_err_desc* tmp_add_class_9;
  rd_kafka_group_info* tmp_add_class_10;
  rd_kafka_group_list* tmp_add_class_11;
  rd_kafka_group_member_info* tmp_add_class_12;
  rd_kafka_message_s* tmp_add_class_13;
  rd_kafka_metadata_broker* tmp_add_class_14;
  rd_kafka_metadata_partition* tmp_add_class_15;
  rd_kafka_metadata_topic* tmp_add_class_16;
  rd_kafka_topic_partition_list_s* tmp_add_class_17;
  rd_kafka_topic_partition_s* tmp_add_class_18;
  rd_kafka_vu_s* tmp_add_class_19;
  sockaddr* tmp_add_class_20;
  sockaddr_storage* tmp_add_class_21;
  ucred* tmp_add_class_22;

The GCC parameters:
  gcc -fdump-lang-raw -fkeep-inline-functions -c -x c++ -fpermissive -w "/tmp/dTN1E8DkXT/dump1.h"