Temporary header file '/tmp/llkSFnCQ2C/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

  // add includes
  #include "/usr/include/libssh/callbacks.h"
  #include "/usr/include/libssh/legacy.h"
  #include "/usr/include/libssh/libssh.h"
  #include "/usr/include/libssh/libssh_version.h"
  #include "/usr/include/libssh/libsshpp.hpp"
  #include "/usr/include/libssh/server.h"
  #include "/usr/include/libssh/sftp.h"
  #include "/usr/include/libssh/ssh2.h"

  // add namespaces
  namespace ssh{typedef int tmp_add_type_1;}
  ssh::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;
  addrinfo* tmp_add_class_3;
  cmsghdr* tmp_add_class_4;
  gaicb* tmp_add_class_5;
  group_filter* tmp_add_class_6;
  group_req* tmp_add_class_7;
  group_source_req* tmp_add_class_8;
  hostent* tmp_add_class_9;
  in6_addr* tmp_add_class_10;
  in6_pktinfo* tmp_add_class_11;
  in_addr* tmp_add_class_12;
  in_pktinfo* tmp_add_class_13;
  iovec* tmp_add_class_14;
  ip6_mtuinfo* tmp_add_class_15;
  ip_mreq* tmp_add_class_16;
  ip_mreq_source* tmp_add_class_17;
  ip_mreqn* tmp_add_class_18;
  ip_msfilter* tmp_add_class_19;
  ip_opts* tmp_add_class_20;
  ipv6_mreq* tmp_add_class_21;
  linger* tmp_add_class_22;
  mmsghdr* tmp_add_class_23;
  msghdr* tmp_add_class_24;
  netent* tmp_add_class_25;
  osockaddr* tmp_add_class_26;
  protoent* tmp_add_class_27;
  rpcent* tmp_add_class_28;
  servent* tmp_add_class_29;
  sftp_attributes_struct* tmp_add_class_30;
  sftp_client_message_struct* tmp_add_class_31;
  sftp_dir_struct* tmp_add_class_32;
  sftp_file_struct* tmp_add_class_33;
  sftp_message_struct* tmp_add_class_34;
  sftp_packet_struct* tmp_add_class_35;
  sftp_request_queue_struct* tmp_add_class_36;
  sftp_session_struct* tmp_add_class_37;
  sftp_status_message_struct* tmp_add_class_38;
  sftp_statvfs_struct* tmp_add_class_39;
  sockaddr* tmp_add_class_40;
  sockaddr_in* tmp_add_class_41;
  sockaddr_in6* tmp_add_class_42;
  sockaddr_storage* tmp_add_class_43;
  ssh_bind_callbacks_struct* tmp_add_class_44;
  ssh_callbacks_struct* tmp_add_class_45;
  ssh_channel_callbacks_struct* tmp_add_class_46;
  ssh_counter_struct* tmp_add_class_47;
  ssh_knownhosts_entry* tmp_add_class_48;
  ssh_packet_callbacks_struct* tmp_add_class_49;
  ssh_server_callbacks_struct* tmp_add_class_50;
  ssh_socket_callbacks_struct* tmp_add_class_51;
  ssh_threads_callbacks_struct* tmp_add_class_52;
  ucred* tmp_add_class_53;

The GCC parameters:
  gcc -fdump-lang-raw -fkeep-inline-functions -c -x c++ -fpermissive -w "/tmp/llkSFnCQ2C/dump1.h"