Temporary header file '/tmp/PrUK8TPiGT/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
#ifdef __cplusplus
// C17 compat layer
#define _Alignof(type) alignof(type)
#endif
#define getaddrinfo_a(a,b,c,d) 
  #define _FILE_OFFSET_BITS 64

  // add includes
  #include "/usr/include/upnp/ActionComplete.h"
  #include "/usr/include/upnp/ActionRequest.h"
  #include "/usr/include/upnp/Callback.h"
  #include "/usr/include/upnp/Discovery.h"
  #include "/usr/include/upnp/Event.h"
  #include "/usr/include/upnp/EventSubscribe.h"
  #include "/usr/include/upnp/FileInfo.h"
  #include "/usr/include/upnp/StateVarComplete.h"
  #include "/usr/include/upnp/StateVarRequest.h"
  #include "/usr/include/upnp/SubscriptionRequest.h"
  #include "/usr/include/upnp/TemplateUndef.h"
  #include "/usr/include/upnp/UpnpGlobal.h"
  #include "/usr/include/upnp/UpnpInet.h"
  #include "/usr/include/upnp/UpnpIntTypes.h"
  #include "/usr/include/upnp/UpnpStdInt.h"
  #include "/usr/include/upnp/UpnpString.h"
  #include "/usr/include/upnp/UpnpUniStd.h"
  #include "/usr/include/upnp/ithread.h"
  #include "/usr/include/upnp/ixml.h"
  #include "/usr/include/upnp/ixmldebug.h"
  #include "/usr/include/upnp/list.h"
  #include "/usr/include/upnp/poison.h"
  #include "/usr/include/upnp/upnp.h"
  #include "/usr/include/upnp/upnpconfig.h"
  #include "/usr/include/upnp/upnpdebug.h"
  #include "/usr/include/upnp/upnptools.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;
  _IXML_ATTR* tmp_add_class_3;
  _IXML_CDATASection* tmp_add_class_4;
  _IXML_Document* tmp_add_class_5;
  _IXML_Element* tmp_add_class_6;
  _IXML_NamedNodeMap* tmp_add_class_7;
  _IXML_Node* tmp_add_class_8;
  _IXML_NodeList* tmp_add_class_9;
  _IXML_Text* tmp_add_class_10;
  cmsghdr* tmp_add_class_11;
  group_filter* tmp_add_class_12;
  group_req* tmp_add_class_13;
  group_source_req* tmp_add_class_14;
  hlist_head* tmp_add_class_15;
  hlist_node* tmp_add_class_16;
  ifaddr* tmp_add_class_17;
  ifconf* tmp_add_class_18;
  ifmap* tmp_add_class_19;
  ifreq* tmp_add_class_20;
  in6_addr* tmp_add_class_21;
  in6_pktinfo* tmp_add_class_22;
  in_addr* tmp_add_class_23;
  in_pktinfo* tmp_add_class_24;
  iovec* tmp_add_class_25;
  ip6_mtuinfo* tmp_add_class_26;
  ip_mreq* tmp_add_class_27;
  ip_mreq_source* tmp_add_class_28;
  ip_mreqn* tmp_add_class_29;
  ip_msfilter* tmp_add_class_30;
  ip_opts* tmp_add_class_31;
  ipv6_mreq* tmp_add_class_32;
  linger* tmp_add_class_33;
  list_head* tmp_add_class_34;
  mmsghdr* tmp_add_class_35;
  msghdr* tmp_add_class_36;
  osockaddr* tmp_add_class_37;
  sockaddr* tmp_add_class_38;
  sockaddr_in* tmp_add_class_39;
  sockaddr_in6* tmp_add_class_40;
  sockaddr_storage* tmp_add_class_41;
  ucontext_t* tmp_add_class_42;
  ucred* tmp_add_class_43;

The GCC parameters:
  gcc -fdump-lang-raw -fkeep-inline-functions -c -x c++ -fpermissive -w "/tmp/PrUK8TPiGT/dump1.h"