Temporary header file '/tmp/MKYCs1pkOI/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/ComputeCopy.h"
  #include "/usr/include/fg/chart.h"
  #include "/usr/include/fg/defines.h"
  #include "/usr/include/fg/exception.h"
  #include "/usr/include/fg/font.h"
  #include "/usr/include/fg/histogram.h"
  #include "/usr/include/fg/image.h"
  #include "/usr/include/fg/plot.h"
  #include "/usr/include/fg/surface.h"
  #include "/usr/include/fg/util.h"
  #include "/usr/include/fg/vector_field.h"
  #include "/usr/include/fg/version.h"
  #include "/usr/include/fg/window.h"
  #include "/usr/include/forge.h"

  // add namespaces
  namespace forge{typedef int tmp_add_type_1;}
  forge::tmp_add_type_1 tmp_add_func_1(){return 0;};

  // add classes
  _G_fpos64_t* tmp_add_class_0;
  _G_fpos_t* tmp_add_class_1;
  _IO_cookie_io_functions_t* tmp_add_class_2;

The GCC parameters:
  gcc -fdump-lang-raw -fkeep-inline-functions -c -x c++ -fpermissive -w "/tmp/MKYCs1pkOI/dump1.h"

In file included from /tmp/MKYCs1pkOI/dump1.h:12:
/usr/include/ComputeCopy.h:47:6: error: #error "Invalid Compute model, exiting."
   47 |     #error "Invalid Compute model, exiting."
      |      ^~~~~
/usr/include/ComputeCopy.h:81:5: error: ‘GfxResourceHandle’ does not name a type; did you mean ‘ComputeResourceHandle’?
   81 |     GfxResourceHandle mId;
      |     ^~~~~~~~~~~~~~~~~
      |     ComputeResourceHandle