Temporary header file '/tmp/pKanPf8hP7/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/zita-alsa-pcmi.h"

  // add classes
  Alsa_pcmi* tmp_add_class_0;
  _G_fpos64_t* tmp_add_class_1;
  _G_fpos_t* tmp_add_class_2;
  _IO_cookie_io_functions_t* tmp_add_class_3;
  _snd_pcm_audio_tstamp_config* tmp_add_class_4;
  _snd_pcm_audio_tstamp_report* tmp_add_class_5;
  _snd_pcm_channel_area* tmp_add_class_6;
  _snd_pcm_scope_ops* tmp_add_class_7;
  _snd_pcm_sync_id* tmp_add_class_8;
  _snd_timer_read* tmp_add_class_9;
  _snd_timer_tread* tmp_add_class_10;
  f_owner_ex* tmp_add_class_11;
  file_handle* tmp_add_class_12;
  flock64* tmp_add_class_13;
  iovec* tmp_add_class_14;
  pollfd* tmp_add_class_15;
  snd_aes_iec958* tmp_add_class_16;
  snd_devname* tmp_add_class_17;
  snd_dlsym_link* tmp_add_class_18;
  snd_mixer_selem_regopt* tmp_add_class_19;
  snd_pcm_chmap* tmp_add_class_20;
  snd_pcm_chmap_query* tmp_add_class_21;
  snd_seq_addr* tmp_add_class_22;
  snd_seq_connect* tmp_add_class_23;
  snd_seq_ev_ctrl* tmp_add_class_24;
  snd_seq_ev_ext* tmp_add_class_25;
  snd_seq_ev_note* tmp_add_class_26;
  snd_seq_ev_queue_control* tmp_add_class_27;
  snd_seq_ev_raw32* tmp_add_class_28;
  snd_seq_ev_raw8* tmp_add_class_29;
  snd_seq_event* tmp_add_class_30;
  snd_seq_queue_skew* tmp_add_class_31;
  snd_seq_real_time* tmp_add_class_32;
  snd_seq_result* tmp_add_class_33;
  snd_seq_timestamp* tmp_add_class_34;

The GCC parameters:
  gcc -fdump-lang-raw -fkeep-inline-functions -c -x c++ -fpermissive -w "/tmp/pKanPf8hP7/dump1.h"