Temporary header file '/tmp/wkA4NHpk5Q/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/stdint.h"
  #include "/usr/include/opentracing-c-wrapper/common.h"
  #include "/usr/include/opentracing-c-wrapper/dbg_malloc.h"
  #include "/usr/include/opentracing-c-wrapper/define.h"
  #include "/usr/include/opentracing-c-wrapper/include.h"
  #include "/usr/include/opentracing-c-wrapper/propagation.h"
  #include "/usr/include/opentracing-c-wrapper/span.h"
  #include "/usr/include/opentracing-c-wrapper/tracer.h"
  #include "/usr/include/opentracing-c-wrapper/util.h"
  #include "/usr/include/opentracing-c-wrapper/value.h"

  // add classes
  otc_custom_carrier_reader* tmp_add_class_0;
  otc_custom_carrier_writer* tmp_add_class_1;
  otc_duration* tmp_add_class_2;
  otc_finish_span_options* tmp_add_class_3;
  otc_http_headers_reader* tmp_add_class_4;
  otc_http_headers_writer* tmp_add_class_5;
  otc_log_field* tmp_add_class_6;
  otc_log_record* tmp_add_class_7;
  otc_span* tmp_add_class_8;
  otc_span_context* tmp_add_class_9;
  otc_span_reference* tmp_add_class_10;
  otc_start_span_options* tmp_add_class_11;
  otc_tag* tmp_add_class_12;
  otc_text_map_reader* tmp_add_class_13;
  otc_text_map_writer* tmp_add_class_14;
  otc_timestamp* tmp_add_class_15;
  otc_tracer* tmp_add_class_16;
  otc_value* tmp_add_class_17;

The GCC parameters:
  gcc -fdump-lang-raw -fkeep-inline-functions -c -x c++ -fpermissive -w "/tmp/wkA4NHpk5Q/dump1.h"

In file included from /tmp/wkA4NHpk5Q/dump1.h:13:
/usr/include/opentracing-c-wrapper/common.h:19:1: error: ‘__CPLUSPLUS_DECL_BEGIN’ does not name a type
   19 | __CPLUSPLUS_DECL_BEGIN
      | ^~~~~~~~~~~~~~~~~~~~~~
/usr/include/opentracing-c-wrapper/common.h:27:3: error: ‘otc_bool_t’ does not name a type
   27 | } otc_bool_t;
      |   ^~~~~~~~~~
/usr/include/opentracing-c-wrapper/common.h:33:25: error: field ‘value’ has incomplete type ‘timespec’
   33 |         struct timespec value;
      |                         ^~~~~
/usr/include/opentracing-c-wrapper/common.h:33:16: note: forward declaration of ‘struct timespec’
   33 |         struct timespec value;
      |                ^~~~~~~~
/usr/include/opentracing-c-wrapper/common.h:40:25: error: field ‘value’ has incomplete type ‘timespec’
   40 |         struct timespec value;
      |                         ^~~~~
/usr/include/opentracing-c-wrapper/common.h:33:16: note: forward declaration of ‘struct timespec’
   33 |         struct timespec value;
      |                ^~~~~~~~
/usr/include/opentracing-c-wrapper/common.h:43:1: error: ‘__CPLUSPLUS_DECL_END’ does not name a type
   43 | __CPLUSPLUS_DECL_END
      | ^~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/opentracing-c-wrapper/include.h:25,
                 from /tmp/wkA4NHpk5Q/dump1.h:16:
/usr/include/opentracing-c-wrapper/value.h:42:17: error: ‘otc_bool_t’ does not name a type
   42 |                 otc_bool_t bool_value;
      |                 ^~~~~~~~~~
In file included from /usr/include/opentracing-c-wrapper/include.h:27:
/usr/include/opentracing-c-wrapper/propagation.h:71:29: error: field ‘text_map’ has incomplete type ‘otc_text_map’
   71 |         struct otc_text_map text_map;
      |                             ^~~~~~~~
/usr/include/opentracing-c-wrapper/propagation.h:71:16: note: forward declaration of ‘struct otc_text_map’
   71 |         struct otc_text_map text_map;
      |                ^~~~~~~~~~~~
/usr/include/opentracing-c-wrapper/propagation.h:99:29: error: field ‘text_map’ has incomplete type ‘otc_text_map’
   99 |         struct otc_text_map text_map;
      |                             ^~~~~~~~
/usr/include/opentracing-c-wrapper/propagation.h:71:16: note: forward declaration of ‘struct otc_text_map’
   71 |         struct otc_text_map text_map;
      |                ^~~~~~~~~~~~
/usr/include/opentracing-c-wrapper/propagation.h:124:29: error: field ‘text_map’ has incomplete type ‘otc_text_map’
  124 |         struct otc_text_map text_map;
      |                             ^~~~~~~~
/usr/include/opentracing-c-wrapper/propagation.h:71:16: note: forward declaration of ‘struct otc_text_map’
   71 |         struct otc_text_map text_map;
      |                ^~~~~~~~~~~~
/usr/include/opentracing-c-wrapper/propagation.h:134:29: error: field ‘text_map’ has incomplete type ‘otc_text_map’
  134 |         struct otc_text_map text_map;
      |                             ^~~~~~~~
/usr/include/opentracing-c-wrapper/propagation.h:71:16: note: forward declaration of ‘struct otc_text_map’
   71 |         struct otc_text_map text_map;
      |                ^~~~~~~~~~~~
/usr/include/opentracing-c-wrapper/propagation.h:144:32: error: field ‘binary_data’ has incomplete type ‘otc_binary_data’
  144 |         struct otc_binary_data binary_data;
      |                                ^~~~~~~~~~~
/usr/include/opentracing-c-wrapper/propagation.h:144:16: note: forward declaration of ‘struct otc_binary_data’
  144 |         struct otc_binary_data binary_data;
      |                ^~~~~~~~~~~~~~~
/usr/include/opentracing-c-wrapper/propagation.h:168:32: error: field ‘binary_data’ has incomplete type ‘otc_binary_data’
  168 |         struct otc_binary_data binary_data;
      |                                ^~~~~~~~~~~
/usr/include/opentracing-c-wrapper/propagation.h:144:16: note: forward declaration of ‘struct otc_binary_data’
  144 |         struct otc_binary_data binary_data;
      |                ^~~~~~~~~~~~~~~