Temporary header file '/tmp/NwBOiMXPw5/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/waili/Blit.h"
  #include "/usr/include/waili/Channel.h"
  #include "/usr/include/waili/Color.h"
  #include "/usr/include/waili/Compiler.h"
  #include "/usr/include/waili/Image.h"
  #include "/usr/include/waili/LChannel.h"
  #include "/usr/include/waili/LChannelC.h"
  #include "/usr/include/waili/LChannelCR.h"
  #include "/usr/include/waili/LChannelR.h"
  #include "/usr/include/waili/Lifting.h"
  #include "/usr/include/waili/Lifting.inline.h"
  #include "/usr/include/waili/NTChannel.h"
  #include "/usr/include/waili/Storage.h"
  #include "/usr/include/waili/Timer.h"
  #include "/usr/include/waili/Types.h"
  #include "/usr/include/waili/Util.h"
  #include "/usr/include/waili/Wavelet.h"
  #include "/usr/include/waili/Wavelet_bin.h"

  // add classes
  Channel* tmp_add_class_0;
  ColorSpace* tmp_add_class_1;
  Color_CIEL* tmp_add_class_2;
  Color_CIEY* tmp_add_class_3;
  Color_LAB* tmp_add_class_4;
  Color_LAB8* tmp_add_class_5;
  Color_RGB* tmp_add_class_6;
  Color_RGB16* tmp_add_class_7;
  Color_RGB8* tmp_add_class_8;
  Color_XYZ* tmp_add_class_9;
  Color_XYZ8* tmp_add_class_10;
  Color_YUVr16* tmp_add_class_11;
  Image* tmp_add_class_12;
  LChannel* tmp_add_class_13;
  LChannelC* tmp_add_class_14;
  LChannelCR* tmp_add_class_15;
  LChannelR* tmp_add_class_16;
  LiftChannelC* tmp_add_class_17;
  LiftChannelR* tmp_add_class_18;
  LiftCoef_CDF_1_1* tmp_add_class_19;
  LiftCoef_CDF_1_3* tmp_add_class_20;
  LiftCoef_CDF_1_5* tmp_add_class_21;
  LiftCoef_CDF_1_x* tmp_add_class_22;
  LiftCoef_CDF_2_2* tmp_add_class_23;
  LiftCoef_CDF_2_4* tmp_add_class_24;
  LiftCoef_CDF_2_6* tmp_add_class_25;
  LiftCoef_CDF_2_x* tmp_add_class_26;
  LiftCoef_CDF_4_2* tmp_add_class_27;
  LiftCoef_CDF_4_4* tmp_add_class_28;
  LiftCoef_CDF_4_6* tmp_add_class_29;
  LiftCoef_CDF_4_x* tmp_add_class_30;
  Lifting* tmp_add_class_31;
  NTChannel* tmp_add_class_32;
  Stream* tmp_add_class_33;
  Timer* tmp_add_class_34;
  TransformDescriptor* tmp_add_class_35;
  Wavelet* tmp_add_class_36;
  Wavelet_Binary* tmp_add_class_37;
  Wavelet_CDF_1_1* tmp_add_class_38;
  Wavelet_CDF_1_3* tmp_add_class_39;
  Wavelet_CDF_1_5* tmp_add_class_40;
  Wavelet_CDF_1_x* tmp_add_class_41;
  Wavelet_CDF_2_2* tmp_add_class_42;
  Wavelet_CDF_2_4* tmp_add_class_43;
  Wavelet_CDF_2_6* tmp_add_class_44;
  Wavelet_CDF_2_x* tmp_add_class_45;
  Wavelet_CDF_4_2* tmp_add_class_46;
  Wavelet_CDF_4_4* tmp_add_class_47;
  Wavelet_CDF_4_6* tmp_add_class_48;
  Wavelet_CDF_4_x* tmp_add_class_49;
  Wavelet_CRF_13_7* tmp_add_class_50;
  Wavelet_Lazy* tmp_add_class_51;
  Wavelet_SWE_13_7* tmp_add_class_52;
  _G_fpos64_t* tmp_add_class_53;
  _G_fpos_t* tmp_add_class_54;
  _IO_cookie_io_functions_t* tmp_add_class_55;

The GCC parameters:
  gcc -fdump-lang-raw -fkeep-inline-functions -c -x c++ -fpermissive -w "/tmp/NwBOiMXPw5/dump1.h"

In file included from /tmp/NwBOiMXPw5/dump1.h:29:
/usr/include/waili/Wavelet_bin.h:3:7: error: redefinition of ‘class Wavelet_Binary’
    3 | class Wavelet_Binary : public Wavelet {
      |       ^~~~~~~~~~~~~~
In file included from /usr/include/waili/Wavelet.h:373,
                 from /usr/include/waili/Channel.h:28,
                 from /tmp/NwBOiMXPw5/dump1.h:13:
/usr/include/waili/Wavelet_bin.h:3:7: note: previous definition of ‘class Wavelet_Binary’
    3 | class Wavelet_Binary : public Wavelet {
      |       ^~~~~~~~~~~~~~