Temporary header file '/tmp/Btv7yIyBjN/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/dmlc/any.h"
  #include "/usr/include/dmlc/array_view.h"
  #include "/usr/include/dmlc/base.h"
  #include "/usr/include/dmlc/blockingconcurrentqueue.h"
  #include "/usr/include/dmlc/build_config.h"
  #include "/usr/include/dmlc/build_config_default.h"
  #include "/usr/include/dmlc/common.h"
  #include "/usr/include/dmlc/concurrency.h"
  #include "/usr/include/dmlc/concurrentqueue.h"
  #include "/usr/include/dmlc/config.h"
  #include "/usr/include/dmlc/data.h"
  #include "/usr/include/dmlc/endian.h"
  #include "/usr/include/dmlc/filesystem.h"
  #include "/usr/include/dmlc/input_split_shuffle.h"
  #include "/usr/include/dmlc/io.h"
  #include "/usr/include/dmlc/json.h"
  #include "/usr/include/dmlc/logging.h"
  #include "/usr/include/dmlc/lua.h"
  #include "/usr/include/dmlc/memory.h"
  #include "/usr/include/dmlc/memory_io.h"
  #include "/usr/include/dmlc/omp.h"
  #include "/usr/include/dmlc/optional.h"
  #include "/usr/include/dmlc/parameter.h"
  #include "/usr/include/dmlc/recordio.h"
  #include "/usr/include/dmlc/registry.h"
  #include "/usr/include/dmlc/serializer.h"
  #include "/usr/include/dmlc/strtonum.h"
  #include "/usr/include/dmlc/thread_group.h"
  #include "/usr/include/dmlc/thread_local.h"
  #include "/usr/include/dmlc/threadediter.h"
  #include "/usr/include/dmlc/timer.h"
  #include "/usr/include/dmlc/type_traits.h"

  // add namespaces
  namespace dmlc{typedef int tmp_add_type_1;}
  dmlc::tmp_add_type_1 tmp_add_func_1(){return 0;};
  namespace dmlc{namespace io{typedef int tmp_add_type_2;}}
  dmlc::io::tmp_add_type_2 tmp_add_func_2(){return 0;};
  namespace dmlc{namespace json{typedef int tmp_add_type_3;}}
  dmlc::json::tmp_add_type_3 tmp_add_func_3(){return 0;};
  namespace dmlc{namespace moodycamel{typedef int tmp_add_type_4;}}
  dmlc::moodycamel::tmp_add_type_4 tmp_add_func_4(){return 0;};
  namespace dmlc{namespace moodycamel{namespace details{typedef int tmp_add_type_5;}}}
  dmlc::moodycamel::details::tmp_add_type_5 tmp_add_func_5(){return 0;};
  namespace dmlc{namespace parameter{typedef int tmp_add_type_6;}}
  dmlc::parameter::tmp_add_type_6 tmp_add_func_6(){return 0;};
  namespace dmlc{namespace serializer{typedef int tmp_add_type_7;}}
  dmlc::serializer::tmp_add_type_7 tmp_add_func_7(){return 0;};
  namespace dmlc{namespace __anon3d778ec0ed11{typedef int tmp_add_type_8;}}
  dmlc::__anon3d778ec0ed11::tmp_add_type_8 tmp_add_func_8(){return 0;};
  namespace dmlc{namespace moodycamel{namespace details{namespace mpmc_sema{typedef int tmp_add_type_9;}}}}
  dmlc::moodycamel::details::mpmc_sema::tmp_add_type_9 tmp_add_func_9(){return 0;};

The GCC parameters:
  gcc -fdump-lang-raw -fkeep-inline-functions -c -x c++ -fpermissive -w "/tmp/Btv7yIyBjN/dump1.h"  -I/usr/include/dmlc

In file included from /tmp/Btv7yIyBjN/dump1.h:29:
/usr/include/dmlc/lua.h:34:10: fatal error: luaT.h: No such file or directory
   34 | #include <luaT.h>
      |          ^~~~~~~~
compilation terminated.