Temporary header file '/tmp/d5lNbwsDYr/dump1.h' with the following content will be compiled to create GCC translation unit dump: // add defines #define __STDC_VERSION__ 201710L #define _TIME_BITS 64 #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/wraster.h" // add classes RColor* tmp_add_class_0; RContext* tmp_add_class_1; RContextAttributes* tmp_add_class_2; RHSVColor* tmp_add_class_3; RImage* tmp_add_class_4; RPoint* tmp_add_class_5; RSegment* tmp_add_class_6; RXImage* tmp_add_class_7; _XComposeStatus* tmp_add_class_8; _XEvent* tmp_add_class_9; _XExtData* tmp_add_class_10; _XIMHotKeyTrigger* tmp_add_class_11; _XIMHotKeyTriggers* tmp_add_class_12; _XIMPreeditCaretCallbackStruct* tmp_add_class_13; _XIMPreeditDrawCallbackStruct* tmp_add_class_14; _XIMPreeditStateNotifyCallbackStruct* tmp_add_class_15; _XIMStatusDrawCallbackStruct* tmp_add_class_16; _XIMStringConversionCallbackStruct* tmp_add_class_17; _XIMStringConversionText* tmp_add_class_18; _XIMText* tmp_add_class_19; _XImage* tmp_add_class_20; The GCC parameters: gcc -fdump-lang-raw -fkeep-inline-functions -c -x c++ -fpermissive -w "/tmp/d5lNbwsDYr/dump1.h"