Temporary header file '/tmp/M44r_aFlbC/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/ipa_hbac.h" // add classes hbac_eval_req* tmp_add_class_0; hbac_info* tmp_add_class_1; hbac_request_element* tmp_add_class_2; hbac_rule* tmp_add_class_3; hbac_rule_element* tmp_add_class_4; The GCC parameters: gcc -fdump-lang-raw -fkeep-inline-functions -c -x c++ -fpermissive -w "/tmp/M44r_aFlbC/dump1.h"