Temporary header file '/tmp/xGBEPJaDdh/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 // add includes #include "/usr/include/angelscript/aswrappedcall.h" #include "/usr/include/angelscript/contextmgr.h" #include "/usr/include/angelscript/datetime.h" #include "/usr/include/angelscript/debugger.h" #include "/usr/include/angelscript/scriptany.h" #include "/usr/include/angelscript/scriptarray.h" #include "/usr/include/angelscript/scriptbuilder.h" #include "/usr/include/angelscript/scriptdictionary.h" #include "/usr/include/angelscript/scriptfile.h" #include "/usr/include/angelscript/scriptfilesystem.h" #include "/usr/include/angelscript/scriptgrid.h" #include "/usr/include/angelscript/scripthandle.h" #include "/usr/include/angelscript/scripthelper.h" #include "/usr/include/angelscript/scriptmath.h" #include "/usr/include/angelscript/scriptmathcomplex.h" #include "/usr/include/angelscript/scriptstdstring.h" #include "/usr/include/angelscript/serializer.h" #include "/usr/include/angelscript/weakref.h" #include "/usr/include/angelscript.h" // add namespaces namespace gw{typedef int tmp_add_type_1;} gw::tmp_add_type_1 tmp_add_func_1(){return 0;}; The GCC parameters: gcc -fdump-lang-raw -fkeep-inline-functions -c -x c++ -fpermissive -w "/tmp/xGBEPJaDdh/dump1.h" In file included from /tmp/xGBEPJaDdh/dump1.h:20: /usr/include/angelscript/scriptfilesystem.h:12:10: fatal error: ../scriptarray/scriptarray.h: No such file or directory 12 | #include "../scriptarray/scriptarray.h" | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ compilation terminated.