Temporary header file '/tmp/uRjTlPwF_p/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/libusb3380.h" // add classes itimerval* tmp_add_class_0; libusb3380_as_base* tmp_add_class_1; libusb3380_configuration* tmp_add_class_2; libusb3380_pcie_rc_cfg* tmp_add_class_3; libusb3380_pciout_buf* tmp_add_class_4; libusb3380_qcsr* tmp_add_class_5; libusb3380_qgpep* tmp_add_class_6; libusb3380_qmsi_int* tmp_add_class_7; libusb3380_qpci_master* tmp_add_class_8; libusb3380_usbc_bar_ctrl* tmp_add_class_9; libusb_bos_descriptor* tmp_add_class_10; libusb_bos_dev_capability_descriptor* tmp_add_class_11; libusb_config_descriptor* tmp_add_class_12; libusb_container_id_descriptor* tmp_add_class_13; libusb_control_setup* tmp_add_class_14; libusb_device_descriptor* tmp_add_class_15; libusb_endpoint_descriptor* tmp_add_class_16; libusb_interface* tmp_add_class_17; libusb_interface_descriptor* tmp_add_class_18; libusb_iso_packet_descriptor* tmp_add_class_19; libusb_pollfd* tmp_add_class_20; libusb_ss_endpoint_companion_descriptor* tmp_add_class_21; libusb_ss_usb_device_capability_descriptor* tmp_add_class_22; libusb_transfer* tmp_add_class_23; libusb_usb_2_0_extension_descriptor* tmp_add_class_24; libusb_version* tmp_add_class_25; The GCC parameters: gcc -fdump-lang-raw -fkeep-inline-functions -c -x c++ -fpermissive -w "/tmp/uRjTlPwF_p/dump1.h"