Temporary header file '/tmp/9U67gFekqq/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/portSMF/allegro.h"
  #include "/usr/include/portSMF/mfmidi.h"
  #include "/usr/include/portSMF/strparse.h"
  #include "/usr/include/portSMF/trace.h"

  // add classes
  Alg_atoms* tmp_add_class_0;
  Alg_beat* tmp_add_class_1;
  Alg_beats* tmp_add_class_2;
  Alg_event* tmp_add_class_3;
  Alg_event_list* tmp_add_class_4;
  Alg_events* tmp_add_class_5;
  Alg_iterator* tmp_add_class_6;
  Alg_note* tmp_add_class_7;
  Alg_parameter* tmp_add_class_8;
  Alg_parameters* tmp_add_class_9;
  Alg_pending_event* tmp_add_class_10;
  Alg_seq* tmp_add_class_11;
  Alg_time_map* tmp_add_class_12;
  Alg_time_sig* tmp_add_class_13;
  Alg_time_sigs* tmp_add_class_14;
  Alg_track* tmp_add_class_15;
  Alg_tracks* tmp_add_class_16;
  Alg_update* tmp_add_class_17;
  Midifile_reader* tmp_add_class_18;
  Serial_buffer* tmp_add_class_19;
  Serial_read_buffer* tmp_add_class_20;
  Serial_write_buffer* tmp_add_class_21;
  String_parse* tmp_add_class_22;
  _G_fpos64_t* tmp_add_class_23;
  _G_fpos_t* tmp_add_class_24;
  _IO_cookie_io_functions_t* tmp_add_class_25;

The GCC parameters:
  gcc -fdump-lang-raw -fkeep-inline-functions -c -x c++ -fpermissive -w "/tmp/9U67gFekqq/dump1.h"

In file included from /tmp/9U67gFekqq/dump1.h:12:
/usr/include/portSMF/allegro.h: In member function ‘void* Serial_write_buffer::to_heap(long int*)’:
/usr/include/portSMF/allegro.h:632:9: error: ‘memcpy’ was not declared in this scope
  632 |         memcpy(newbuf, buffer, *len);
      |         ^~~~~~
/usr/include/portSMF/allegro.h:53:1: note: ‘memcpy’ is defined in header ‘<cstring>’; did you forget to ‘#include <cstring>’?
   52 | #include <istream>
  +++ |+#include <cstring>
   53 | #include <ostream>