Temporary header file '/tmp/hQMd4sLS0I/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/cdaudio.h"

  // add classes
  art_data* tmp_add_class_0;
  art_mc_data* tmp_add_class_1;
  art_query* tmp_add_class_2;
  art_query_entry* tmp_add_class_3;
  cddb_conf* tmp_add_class_4;
  cddb_direct_query_toc* tmp_add_class_5;
  cddb_entry* tmp_add_class_6;
  cddb_hello* tmp_add_class_7;
  cddb_host* tmp_add_class_8;
  cddb_query* tmp_add_class_9;
  cddb_server* tmp_add_class_10;
  cddb_serverlist* tmp_add_class_11;
  disc_changer* tmp_add_class_12;
  disc_data* tmp_add_class_13;
  disc_info* tmp_add_class_14;
  disc_mc_changer* tmp_add_class_15;
  disc_mc_data* tmp_add_class_16;
  disc_mc_summary* tmp_add_class_17;
  disc_status* tmp_add_class_18;
  disc_summary* tmp_add_class_19;
  disc_timeval* tmp_add_class_20;
  disc_volume* tmp_add_class_21;
  query_list_entry* tmp_add_class_22;
  track_data* tmp_add_class_23;
  track_info* tmp_add_class_24;
  track_mc_data* tmp_add_class_25;

The GCC parameters:
  gcc -fdump-lang-raw -fkeep-inline-functions -c -x c++ -fpermissive -w "/tmp/hQMd4sLS0I/dump1.h"

/tmp/hQMd4sLS0I/dump1.h:24:3: error: ‘cddb_query’ does not name a type
   24 |   cddb_query* tmp_add_class_9;
      |   ^~~~~~~~~~