Temporary header file '/tmp/2lySl20RdB/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/arm-linux-gnueabihf/Gyoto/Gyoto.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoAstrobj.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoBlackBodySpectrum.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoBlob.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoChernSimons.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoComplexAstrobj.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoComplexSpectrometer.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoConfig.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoConverters.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoDeformedTorus.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoDefs.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoDirectionalDisk.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoDisk3D.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoDynamicalDisk.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoDynamicalDisk3D.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoDynamicalDiskBolometric.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoEquatorialHotSpot.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoError.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoFactory.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoFactoryMessenger.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoFixedStar.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoFlaredDiskSynchrotron.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoFunctors.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoGridData2D.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoHayward.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoHooks.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoInflateStar.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoJet.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoKappaDistributionSynchrotronSpectrum.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoKerrBL.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoKerrKS.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoMetric.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoMinkowski.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoNeutronStar.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoNeutronStarAnalyticEmission.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoNeutronStarModelAtmosphere.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoNumericalMetricLorene.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoObject.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoOscilTorus.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoPageThorneDisk.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoPatternDisk.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoPatternDiskBB.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoPhoton.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoPolishDoughnut.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoPowerLawSpectrum.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoPowerLawSynchrotronSpectrum.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoProperty.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoRegister.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoRezzollaZhidenko.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoRotStar3_1.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoScenery.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoScreen.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoSmartPointer.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoSpectrometer.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoSpectrum.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoStandardAstrobj.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoStar.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoStarTrace.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoThermalBremsstrahlungSpectrum.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoThermalSynchrotronSpectrum.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoThickDisk.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoThinDisk.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoThinDiskIronLine.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoThinDiskPL.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoTorus.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoUniformSpectrometer.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoUniformSphere.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoUtils.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoValue.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoWIP.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoWorldline.h"
  #include "/usr/include/arm-linux-gnueabihf/Gyoto/GyotoXillverReflection.h"

  // add namespaces
  namespace boost{typedef int tmp_add_type_1;}
  boost::tmp_add_type_1 tmp_add_func_1(){return 0;};
  namespace boost{namespace archive{typedef int tmp_add_type_2;}}
  boost::archive::tmp_add_type_2 tmp_add_func_2(){return 0;};
  namespace boost{namespace archive{namespace detail{typedef int tmp_add_type_3;}}}
  boost::archive::detail::tmp_add_type_3 tmp_add_func_3(){return 0;};
  namespace boost{namespace detail{typedef int tmp_add_type_4;}}
  boost::detail::tmp_add_type_4 tmp_add_func_4(){return 0;};
  namespace boost{namespace mpl{typedef int tmp_add_type_5;}}
  boost::mpl::tmp_add_type_5 tmp_add_func_5(){return 0;};
  namespace boost{namespace mpl{namespace aux{typedef int tmp_add_type_6;}}}
  boost::mpl::aux::tmp_add_type_6 tmp_add_func_6(){return 0;};
  namespace boost{namespace mpl{namespace placeholders{typedef int tmp_add_type_7;}}}
  boost::mpl::placeholders::tmp_add_type_7 tmp_add_func_7(){return 0;};
  namespace boost{namespace numeric{typedef int tmp_add_type_8;}}
  boost::numeric::tmp_add_type_8 tmp_add_func_8(){return 0;};
  namespace boost{namespace numeric{namespace odeint{typedef int tmp_add_type_9;}}}
  boost::numeric::odeint::tmp_add_type_9 tmp_add_func_9(){return 0;};
  namespace boost{namespace serialization{typedef int tmp_add_type_10;}}
  boost::serialization::tmp_add_type_10 tmp_add_func_10(){return 0;};
  namespace boost{namespace serialization{namespace detail{typedef int tmp_add_type_11;}}}
  boost::serialization::detail::tmp_add_type_11 tmp_add_func_11(){return 0;};
  namespace Gyoto{typedef int tmp_add_type_12;}
  Gyoto::tmp_add_type_12 tmp_add_func_12(){return 0;};
  namespace Gyoto{namespace Astrobj{typedef int tmp_add_type_13;}}
  Gyoto::Astrobj::tmp_add_type_13 tmp_add_func_13(){return 0;};
  namespace Gyoto{namespace Functor{typedef int tmp_add_type_14;}}
  Gyoto::Functor::tmp_add_type_14 tmp_add_func_14(){return 0;};
  namespace Gyoto{namespace Hook{typedef int tmp_add_type_15;}}
  Gyoto::Hook::tmp_add_type_15 tmp_add_func_15(){return 0;};
  namespace Gyoto{namespace Metric{typedef int tmp_add_type_16;}}
  Gyoto::Metric::tmp_add_type_16 tmp_add_func_16(){return 0;};
  namespace Gyoto{namespace Register{typedef int tmp_add_type_17;}}
  Gyoto::Register::tmp_add_type_17 tmp_add_func_17(){return 0;};
  namespace Gyoto{namespace Spectrometer{typedef int tmp_add_type_18;}}
  Gyoto::Spectrometer::tmp_add_type_18 tmp_add_func_18(){return 0;};
  namespace Gyoto{namespace Spectrum{typedef int tmp_add_type_19;}}
  Gyoto::Spectrum::tmp_add_type_19 tmp_add_func_19(){return 0;};
  namespace Gyoto{namespace Units{typedef int tmp_add_type_20;}}
  Gyoto::Units::tmp_add_type_20 tmp_add_func_20(){return 0;};
  namespace boost{namespace exception_detail{typedef int tmp_add_type_21;}}
  boost::exception_detail::tmp_add_type_21 tmp_add_func_21(){return 0;};
  namespace boost{namespace operators_impl{typedef int tmp_add_type_22;}}
  boost::operators_impl::tmp_add_type_22 tmp_add_func_22(){return 0;};
  namespace boost{namespace operators_impl{namespace operators_detail{typedef int tmp_add_type_23;}}}
  boost::operators_impl::operators_detail::tmp_add_type_23 tmp_add_func_23(){return 0;};
  namespace boost{namespace serialization{namespace void_cast_detail{typedef int tmp_add_type_24;}}}
  boost::serialization::void_cast_detail::tmp_add_type_24 tmp_add_func_24(){return 0;};
  namespace boost{namespace type_traits{typedef int tmp_add_type_25;}}
  boost::type_traits::tmp_add_type_25 tmp_add_func_25(){return 0;};
  namespace boost{namespace type_traits_detail{typedef int tmp_add_type_26;}}
  boost::type_traits_detail::tmp_add_type_26 tmp_add_func_26(){return 0;};
  namespace boost_swap_impl{typedef int tmp_add_type_27;}
  boost_swap_impl::tmp_add_type_27 tmp_add_func_27(){return 0;};
  namespace mpl_{typedef int tmp_add_type_28;}
  mpl_::tmp_add_type_28 tmp_add_func_28(){return 0;};
  namespace mpl_{namespace aux{typedef int tmp_add_type_29;}}
  mpl_::aux::tmp_add_type_29 tmp_add_func_29(){return 0;};

The GCC parameters:
  gcc -fdump-lang-raw -fkeep-inline-functions -c -x c++ -fpermissive -w "/tmp/2lySl20RdB/dump1.h"  -I/usr/include/arm-linux-gnueabihf/Gyoto

In file included from /usr/include/boost/mpi/environment.hpp:16,
                 from /usr/include/arm-linux-gnueabihf/Gyoto/GyotoScenery.h:45,
                 from /usr/include/arm-linux-gnueabihf/Gyoto/GyotoFactory.h:48,
                 from /tmp/2lySl20RdB/dump1.h:30:
/usr/include/boost/mpi/config.hpp:22:10: fatal error: mpi.h: No such file or directory
   22 | #include <mpi.h>
      |          ^~~~~~~
compilation terminated.