Temporary header file '/tmp/Ko2khEWCN0/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/hocon/config.hpp"
  #include "/usr/include/hocon/config_exception.hpp"
  #include "/usr/include/hocon/config_include_context.hpp"
  #include "/usr/include/hocon/config_includer.hpp"
  #include "/usr/include/hocon/config_includer_file.hpp"
  #include "/usr/include/hocon/config_list.hpp"
  #include "/usr/include/hocon/config_mergeable.hpp"
  #include "/usr/include/hocon/config_object.hpp"
  #include "/usr/include/hocon/config_origin.hpp"
  #include "/usr/include/hocon/config_parse_options.hpp"
  #include "/usr/include/hocon/config_parseable.hpp"
  #include "/usr/include/hocon/config_render_options.hpp"
  #include "/usr/include/hocon/config_resolve_options.hpp"
  #include "/usr/include/hocon/config_syntax.hpp"
  #include "/usr/include/hocon/config_value.hpp"
  #include "/usr/include/hocon/config_value_factory.hpp"
  #include "/usr/include/hocon/export.h"
  #include "/usr/include/hocon/functional_list.hpp"
  #include "/usr/include/hocon/parser/config_document.hpp"
  #include "/usr/include/hocon/parser/config_document_factory.hpp"
  #include "/usr/include/hocon/parser/config_node.hpp"
  #include "/usr/include/hocon/path.hpp"
  #include "/usr/include/hocon/program_options.hpp"
  #include "/usr/include/hocon/types.hpp"
  #include "/usr/include/hocon/version.h"

The GCC parameters:
  gcc -fdump-lang-raw -fkeep-inline-functions -c -x c++ -fpermissive -w "/tmp/Ko2khEWCN0/dump1.h"

In file included from /usr/include/hocon/config.hpp:3,
                 from /tmp/Ko2khEWCN0/dump1.h:12:
/usr/include/hocon/types.hpp:11:10: fatal error: boost/variant.hpp: No such file or directory
   11 | #include "boost/variant.hpp"
      |          ^~~~~~~~~~~~~~~~~~~
compilation terminated.

