Temporary header file '/tmp/9hIabMJBz8/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 #define getaddrinfo_a(a,b,c,d) // add includes #include "/usr/include/ofapi/of_api.h" #include "/usr/include/ofapi/of_externals.h" #include "/usr/include/ofapi/of_internals.h" #include "/usr/include/ofapi/of_standard.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; device_node* tmp_add_class_3; f_owner_ex* tmp_add_class_4; file_handle* tmp_add_class_5; flock64* tmp_add_class_6; iovec* tmp_add_class_7; node_property_t* tmp_add_class_8; statx_timestamp* tmp_add_class_9; The GCC parameters: gcc -fdump-lang-raw -fkeep-inline-functions -c -x c++ -fpermissive -w "/tmp/9hIabMJBz8/dump1.h"