Temporary header file '/tmp/wVgd8QtyDf/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
#define getaddrinfo_a(a,b,c,d)

  // add includes
  #include "/usr/include/urdf_parser/exportdecl.h"
  #include "/usr/include/urdf_parser/urdf_parser.h"

  // add namespaces
  namespace urdf{typedef int tmp_add_type_1;}
  urdf::tmp_add_type_1 tmp_add_func_1(){return 0;};
  namespace urdf_export_helpers{typedef int tmp_add_type_2;}
  urdf_export_helpers::tmp_add_type_2 tmp_add_func_2(){return 0;};

  // add classes
  TiXmlAttribute* tmp_add_class_0;
  TiXmlAttributeSet* tmp_add_class_1;
  TiXmlBase* tmp_add_class_2;
  TiXmlComment* tmp_add_class_3;
  TiXmlCursor* tmp_add_class_4;
  TiXmlDeclaration* tmp_add_class_5;
  TiXmlDocument* tmp_add_class_6;
  TiXmlElement* tmp_add_class_7;
  TiXmlHandle* tmp_add_class_8;
  TiXmlNode* tmp_add_class_9;
  TiXmlPrinter* tmp_add_class_10;
  TiXmlText* tmp_add_class_11;
  TiXmlUnknown* tmp_add_class_12;
  TiXmlVisitor* tmp_add_class_13;
  _G_fpos64_t* tmp_add_class_14;
  _G_fpos_t* tmp_add_class_15;
  _IO_cookie_io_functions_t* tmp_add_class_16;

The GCC parameters:
  gcc -fdump-lang-raw -fkeep-inline-functions -c -x c++ -fpermissive -w "/tmp/wVgd8QtyDf/dump1.h"