Temporary header file '/tmp/9QYbBAXy8U/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/lz4.h"
  #include "/usr/include/lz4frame.h"
  #include "/usr/include/lz4frame_static.h"
  #include "/usr/include/lz4hc.h"

  // add classes
  LZ4HC_CCtx_internal* tmp_add_class_0;
  LZ4_streamDecode_u* tmp_add_class_1;
  LZ4_streamHC_u* tmp_add_class_2;
  LZ4_stream_t_internal* tmp_add_class_3;
  LZ4_stream_u* tmp_add_class_4;

The GCC parameters:
  gcc -fdump-lang-raw -fkeep-inline-functions -c -x c++ -fpermissive -w "/tmp/9QYbBAXy8U/dump1.h"

