Temporary header file '/tmp/2oAUN9tDRg/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/tsl/bhopscotch_map.h" #include "/usr/include/tsl/bhopscotch_set.h" #include "/usr/include/tsl/hopscotch_growth_policy.h" #include "/usr/include/tsl/hopscotch_hash.h" #include "/usr/include/tsl/hopscotch_map.h" #include "/usr/include/tsl/hopscotch_set.h" // add namespaces namespace tsl{typedef int tmp_add_type_1;} tsl::tmp_add_type_1 tmp_add_func_1(){return 0;}; namespace tsl{namespace hh{typedef int tmp_add_type_2;}} tsl::hh::tmp_add_type_2 tmp_add_func_2(){return 0;}; namespace tsl{namespace hh{namespace detail{typedef int tmp_add_type_3;}}} tsl::hh::detail::tmp_add_type_3 tmp_add_func_3(){return 0;}; namespace tsl{namespace detail_hopscotch_hash{typedef int tmp_add_type_4;}} tsl::detail_hopscotch_hash::tmp_add_type_4 tmp_add_func_4(){return 0;}; // 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; The GCC parameters: gcc -fdump-lang-raw -fkeep-inline-functions -c -x c++ -fpermissive -w "/tmp/2oAUN9tDRg/dump1.h"