Temporary header file '/tmp/JzHjh1HmHT/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 #define getaddrinfo_a(a,b,c,d) // add includes #include "/usr/include/tinyexr.h" // add classes _DeepImage* tmp_add_class_0; _EXRAttribute* tmp_add_class_1; _EXRBox2i* tmp_add_class_2; _EXRChannelInfo* tmp_add_class_3; _EXRHeader* tmp_add_class_4; _EXRImage* tmp_add_class_5; _EXRMultiPartHeader* tmp_add_class_6; _EXRMultiPartImage* tmp_add_class_7; _EXRTile* tmp_add_class_8; _EXRVersion* tmp_add_class_9; The GCC parameters: gcc -fdump-lang-raw -fkeep-inline-functions -c -x c++ -fpermissive -w "/tmp/JzHjh1HmHT/dump1.h"