Temporary header file '/tmp/7h1B8LkX2q/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/skypat/ADT/Color.h" #include "/usr/include/skypat/ADT/TypeTraits.h" #include "/usr/include/skypat/ADT/Uncopyable.h" #include "/usr/include/skypat/Listeners/CSVResultPrinter.h" #include "/usr/include/skypat/Listeners/PrettyResultPrinter.h" #include "/usr/include/skypat/SkypatNamespace.h" #include "/usr/include/skypat/Support/IOSFwd.h" #include "/usr/include/skypat/Support/ManagedStatic.h" #include "/usr/include/skypat/Support/OStrStream.h" #include "/usr/include/skypat/Support/Path.h" #include "/usr/include/skypat/Support/Timer.h" #include "/usr/include/skypat/Thread/Mutex.h" #include "/usr/include/skypat/Thread/MutexImpl.h" #include "/usr/include/skypat/Thread/Thread.h" #include "/usr/include/skypat/Thread/ThreadImpl.h" #include "/usr/include/skypat/skypat.h" // add namespaces namespace skypat{typedef int tmp_add_type_1;} skypat::tmp_add_type_1 tmp_add_func_1(){return 0;}; namespace skypat{namespace sys{typedef int tmp_add_type_2;}} skypat::sys::tmp_add_type_2 tmp_add_func_2(){return 0;}; namespace skypat{namespace testing{typedef int tmp_add_type_3;}} skypat::testing::tmp_add_type_3 tmp_add_func_3(){return 0;}; namespace skypat{namespace testing{namespace internal{typedef int tmp_add_type_4;}}} skypat::testing::internal::tmp_add_type_4 tmp_add_func_4(){return 0;}; The GCC parameters: gcc -fdump-lang-raw -fkeep-inline-functions -c -x c++ -fpermissive -w "/tmp/7h1B8LkX2q/dump1.h" In file included from /tmp/7h1B8LkX2q/dump1.h:24: /usr/include/skypat/Thread/MutexImpl.h:11:10: fatal error: skypat/Config/Config.h: No such file or directory 11 | #include | ^~~~~~~~~~~~~~~~~~~~~~~~ compilation terminated.