Temporary header file '/tmp/T8UmuR2DRR/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

  // add includes
  #include "/usr/include/attr/attributes.h"
  #include "/usr/include/attr/error_context.h"
  #include "/usr/include/attr/libattr.h"
  #include "/usr/include/attr/xattr.h"

  // add classes
  attr_multiop* tmp_add_class_0;
  attrlist* tmp_add_class_1;
  attrlist_cursor* tmp_add_class_2;
  attrlist_ent* tmp_add_class_3;
  error_context* tmp_add_class_4;

The GCC parameters:
  gcc -fdump-lang-raw -fkeep-inline-functions -c -x c++ -fpermissive -w "/tmp/T8UmuR2DRR/dump1.h"