Temporary header file '/tmp/lygcCzxAN4/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
#define getaddrinfo_a(a,b,c,d)

  // add includes
  #include "/usr/include/sqfs/block.h"
  #include "/usr/include/sqfs/block_processor.h"
  #include "/usr/include/sqfs/block_writer.h"
  #include "/usr/include/sqfs/compressor.h"
  #include "/usr/include/sqfs/data_reader.h"
  #include "/usr/include/sqfs/dir.h"
  #include "/usr/include/sqfs/dir_reader.h"
  #include "/usr/include/sqfs/dir_writer.h"
  #include "/usr/include/sqfs/error.h"
  #include "/usr/include/sqfs/frag_table.h"
  #include "/usr/include/sqfs/id_table.h"
  #include "/usr/include/sqfs/inode.h"
  #include "/usr/include/sqfs/io.h"
  #include "/usr/include/sqfs/meta_reader.h"
  #include "/usr/include/sqfs/meta_writer.h"
  #include "/usr/include/sqfs/predef.h"
  #include "/usr/include/sqfs/super.h"
  #include "/usr/include/sqfs/table.h"
  #include "/usr/include/sqfs/xattr.h"
  #include "/usr/include/sqfs/xattr_reader.h"
  #include "/usr/include/sqfs/xattr_writer.h"

  // add classes
  sqfs_block_processor_desc_t* tmp_add_class_0;
  sqfs_block_processor_stats_t* tmp_add_class_1;
  sqfs_block_writer_t* tmp_add_class_2;
  sqfs_compressor_config_t* tmp_add_class_3;
  sqfs_compressor_t* tmp_add_class_4;
  sqfs_dir_entry_t* tmp_add_class_5;
  sqfs_dir_header_t* tmp_add_class_6;
  sqfs_dir_index_t* tmp_add_class_7;
  sqfs_file_t* tmp_add_class_8;
  sqfs_fragment_t* tmp_add_class_9;
  sqfs_inode_dev_ext_t* tmp_add_class_10;
  sqfs_inode_dev_t* tmp_add_class_11;
  sqfs_inode_dir_ext_t* tmp_add_class_12;
  sqfs_inode_dir_t* tmp_add_class_13;
  sqfs_inode_file_ext_t* tmp_add_class_14;
  sqfs_inode_file_t* tmp_add_class_15;
  sqfs_inode_generic_t* tmp_add_class_16;
  sqfs_inode_ipc_ext_t* tmp_add_class_17;
  sqfs_inode_ipc_t* tmp_add_class_18;
  sqfs_inode_slink_ext_t* tmp_add_class_19;
  sqfs_inode_slink_t* tmp_add_class_20;
  sqfs_inode_t* tmp_add_class_21;
  sqfs_object_t* tmp_add_class_22;
  sqfs_readdir_state_t* tmp_add_class_23;
  sqfs_super_t* tmp_add_class_24;
  sqfs_tree_node_t* tmp_add_class_25;
  sqfs_xattr_entry_t* tmp_add_class_26;
  sqfs_xattr_id_t* tmp_add_class_27;
  sqfs_xattr_id_table_t* tmp_add_class_28;
  sqfs_xattr_value_t* tmp_add_class_29;

The GCC parameters:
  gcc -fdump-lang-raw -fkeep-inline-functions -c -x c++ -fpermissive -w "/tmp/lygcCzxAN4/dump1.h"