Temporary header file '/tmp/OEutI1J1DG/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
#ifdef __cplusplus
// C17 compat layer
#define _Alignof(type) alignof(type)
#endif
#define getaddrinfo_a(a,b,c,d)

  // add includes
  #include "/usr/include/stdint.h"
  #include "/usr/include/arm-linux-gnueabihf/sys/socket.h"
  #include "/usr/include/linux/sctp.h"
  #include "/usr/include/osmocom/netif/amr.h"
  #include "/usr/include/osmocom/netif/datagram.h"
  #include "/usr/include/osmocom/netif/ipa.h"
  #include "/usr/include/osmocom/netif/ipa_unit.h"
  #include "/usr/include/osmocom/netif/jibuf.h"
  #include "/usr/include/osmocom/netif/osmux.h"
  #include "/usr/include/osmocom/netif/prim.h"
  #include "/usr/include/osmocom/netif/rs232.h"
  #include "/usr/include/osmocom/netif/rtp.h"
  #include "/usr/include/osmocom/netif/sctp.h"
  #include "/usr/include/osmocom/netif/stream.h"

  // 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;
  amr_hdr* tmp_add_class_3;
  cmsghdr* tmp_add_class_4;
  hlist_head* tmp_add_class_5;
  hlist_node* tmp_add_class_6;
  iovec* tmp_add_class_7;
  ipa_head* tmp_add_class_8;
  ipa_head_ext* tmp_add_class_9;
  ipaccess_head* tmp_add_class_10;
  ipaccess_head_ext* tmp_add_class_11;
  ipaccess_unit* tmp_add_class_12;
  itimerval* tmp_add_class_13;
  linger* tmp_add_class_14;
  llist_head* tmp_add_class_15;
  mmsghdr* tmp_add_class_16;
  msgb* tmp_add_class_17;
  msghdr* tmp_add_class_18;
  osmo_fd* tmp_add_class_19;
  osmo_jibuf* tmp_add_class_20;
  osmo_prim_event_map* tmp_add_class_21;
  osmo_prim_hdr* tmp_add_class_22;
  osmo_signalfd* tmp_add_class_23;
  osmo_strbuf* tmp_add_class_24;
  osmo_talloc_contexts* tmp_add_class_25;
  osmo_timer_list* tmp_add_class_26;
  osmo_tlv_prot_def* tmp_add_class_27;
  osmo_tlv_prot_ie_def* tmp_add_class_28;
  osmo_tlv_prot_msg_def* tmp_add_class_29;
  osmux_hdr* tmp_add_class_30;
  osmux_in_handle* tmp_add_class_31;
  osmux_out_handle* tmp_add_class_32;
  osockaddr* tmp_add_class_33;
  rb_node* tmp_add_class_34;
  rb_root* tmp_add_class_35;
  rtcp_hdr* tmp_add_class_36;
  rtp_hdr* tmp_add_class_37;
  rtp_x_hdr* tmp_add_class_38;
  sctp_adaptation_event* tmp_add_class_39;
  sctp_add_streams* tmp_add_class_40;
  sctp_assoc_change* tmp_add_class_41;
  sctp_assoc_ids* tmp_add_class_42;
  sctp_assoc_reset_event* tmp_add_class_43;
  sctp_assoc_stats* tmp_add_class_44;
  sctp_assoc_value* tmp_add_class_45;
  sctp_assocparams* tmp_add_class_46;
  sctp_authchunk* tmp_add_class_47;
  sctp_authchunks* tmp_add_class_48;
  sctp_authinfo* tmp_add_class_49;
  sctp_authkey* tmp_add_class_50;
  sctp_authkey_event* tmp_add_class_51;
  sctp_authkeyid* tmp_add_class_52;
  sctp_default_prinfo* tmp_add_class_53;
  sctp_event* tmp_add_class_54;
  sctp_event_subscribe* tmp_add_class_55;
  sctp_getaddrs* tmp_add_class_56;
  sctp_getaddrs_old* tmp_add_class_57;
  sctp_hmacalgo* tmp_add_class_58;
  sctp_info* tmp_add_class_59;
  sctp_initmsg* tmp_add_class_60;
  sctp_notification* tmp_add_class_61;
  sctp_nxtinfo* tmp_add_class_62;
  sctp_paddr_change* tmp_add_class_63;
  sctp_paddrinfo* tmp_add_class_64;
  sctp_paddrparams* tmp_add_class_65;
  sctp_paddrthlds* tmp_add_class_66;
  sctp_paddrthlds_v2* tmp_add_class_67;
  sctp_pdapi_event* tmp_add_class_68;
  sctp_prim* tmp_add_class_69;
  sctp_prinfo* tmp_add_class_70;
  sctp_probeinterval* tmp_add_class_71;
  sctp_prstatus* tmp_add_class_72;
  sctp_rcvinfo* tmp_add_class_73;
  sctp_remote_error* tmp_add_class_74;
  sctp_reset_streams* tmp_add_class_75;
  sctp_rtoinfo* tmp_add_class_76;
  sctp_sack_info* tmp_add_class_77;
  sctp_send_failed* tmp_add_class_78;
  sctp_send_failed_event* tmp_add_class_79;
  sctp_sender_dry_event* tmp_add_class_80;
  sctp_setadaptation* tmp_add_class_81;
  sctp_setpeerprim* tmp_add_class_82;
  sctp_shutdown_event* tmp_add_class_83;
  sctp_sndinfo* tmp_add_class_84;
  sctp_sndrcvinfo* tmp_add_class_85;
  sctp_status* tmp_add_class_86;
  sctp_stream_change_event* tmp_add_class_87;
  sctp_stream_reset_event* tmp_add_class_88;
  sctp_stream_value* tmp_add_class_89;
  sctp_udpencaps* tmp_add_class_90;
  sdp_firmware* tmp_add_class_91;
  sdp_header_entry* tmp_add_class_92;
  sockaddr* tmp_add_class_93;
  sockaddr_storage* tmp_add_class_94;
  tlv_def* tmp_add_class_95;
  tlv_definition* tmp_add_class_96;
  tlv_p_entry* tmp_add_class_97;
  tlv_parsed* tmp_add_class_98;
  ucontext_t* tmp_add_class_99;
  ucred* tmp_add_class_100;
  value_string* tmp_add_class_101;

The GCC parameters:
  gcc -fdump-lang-raw -fkeep-inline-functions -c -x c++ -fpermissive -w "/tmp/OEutI1J1DG/dump1.h"