Temporary header file '/tmp/PGTaIR6L0d/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 // add includes #include "/usr/include/stdint.h" #include "/usr/include/file/file.h" #include "/usr/include/magic.h" // add classes VALUETYPE* tmp_add_class_0; _G_fpos64_t* tmp_add_class_1; _G_fpos_t* tmp_add_class_2; _IO_cookie_io_functions_t* tmp_add_class_3; buffer* tmp_add_class_4; cont* tmp_add_class_5; f_owner_ex* tmp_add_class_6; file_handle* tmp_add_class_7; flock64* tmp_add_class_8; iovec* tmp_add_class_9; level_info* tmp_add_class_10; magic* tmp_add_class_11; magic_set* tmp_add_class_12; mlist* tmp_add_class_13; re_pattern_buffer* tmp_add_class_14; re_registers* tmp_add_class_15; statx_timestamp* tmp_add_class_16; ucontext_t* tmp_add_class_17; The GCC parameters: gcc -fdump-lang-raw -fkeep-inline-functions -c -x c++ -fpermissive -w "/tmp/PGTaIR6L0d/dump1.h"