Temporary header file '/tmp/GMyj1x4t4t/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/claw/dynamic_library.hpp"
  #include "/usr/include/claw/dynamic_library_traits.hpp"
  #include "/usr/include/claw/dynamic_library_traits_unix.hpp"
  #include "/usr/include/claw/dynamic_library_traits_win32.hpp"

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

The GCC parameters:
  gcc -fdump-lang-raw -fkeep-inline-functions -c -x c++ -fpermissive -w "/tmp/GMyj1x4t4t/dump1.h"

In file included from /tmp/GMyj1x4t4t/dump1.h:15:
/usr/include/claw/dynamic_library_traits_win32.hpp:37:10: fatal error: windows.h: No such file or directory
   37 | #include <windows.h>
      |          ^~~~~~~~~~~
compilation terminated.

