Temporary header file '/tmp/nf4HY9iME3/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/directx/d3d12.h"
  #include "/usr/include/directx/d3d12compatibility.h"
  #include "/usr/include/directx/d3d12sdklayers.h"
  #include "/usr/include/directx/d3d12shader.h"
  #include "/usr/include/directx/d3d12video.h"
  #include "/usr/include/directx/d3dcommon.h"
  #include "/usr/include/directx/d3dx12.h"
  #include "/usr/include/directx/dxcore.h"
  #include "/usr/include/directx/dxcore_interface.h"
  #include "/usr/include/directx/dxgicommon.h"
  #include "/usr/include/directx/dxgiformat.h"
  #include "/usr/include/dxguids/dxguids.h"
  #include "/usr/include/wsl/stubs/basetsd.h"
  #include "/usr/include/wsl/stubs/oaidl.h"
  #include "/usr/include/wsl/stubs/ocidl.h"
  #include "/usr/include/wsl/stubs/rpc.h"
  #include "/usr/include/wsl/stubs/rpcndr.h"
  #include "/usr/include/wsl/stubs/unknwn.h"
  #include "/usr/include/wsl/stubs/unknwnbase.h"
  #include "/usr/include/wsl/stubs/winapifamily.h"
  #include "/usr/include/wsl/stubs/wrl/client.h"
  #include "/usr/include/wsl/stubs/wrl/implements.h"
  #include "/usr/include/wsl/winadapter.h"
  #include "/usr/include/wsl/wrladapter.h"

The GCC parameters:
  gcc -fdump-lang-raw -fkeep-inline-functions -c -x c++ -fpermissive -w "/tmp/nf4HY9iME3/dump1.h"  -I/usr/include/wsl/stubs

In file included from /tmp/nf4HY9iME3/dump1.h:13:
/usr/include/directx/d3d12compatibility.h:107:10: fatal error: d3d11on12.h: No such file or directory
  107 | #include "d3d11on12.h"
      |          ^~~~~~~~~~~~~
compilation terminated.