Temporary header file '/tmp/AvvY1Ivwwt/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/dart/optimizer/nlopt/NloptSolver.hpp"
  #include "/usr/include/dart/optimizer/nlopt/nlopt.hpp"

  // add namespaces
  namespace dart{typedef int tmp_add_type_1;}
  dart::tmp_add_type_1 tmp_add_func_1(){return 0;};
  namespace dart{namespace optimizer{typedef int tmp_add_type_2;}}
  dart::optimizer::tmp_add_type_2 tmp_add_func_2(){return 0;};
  namespace Eigen{typedef int tmp_add_type_3;}
  Eigen::tmp_add_type_3 tmp_add_func_3(){return 0;};
  namespace Eigen{namespace Architecture{typedef int tmp_add_type_4;}}
  Eigen::Architecture::tmp_add_type_4 tmp_add_func_4(){return 0;};
  namespace Eigen{namespace indexing{typedef int tmp_add_type_5;}}
  Eigen::indexing::tmp_add_type_5 tmp_add_func_5(){return 0;};
  namespace Eigen{namespace internal{typedef int tmp_add_type_6;}}
  Eigen::internal::tmp_add_type_6 tmp_add_func_6(){return 0;};
  namespace Eigen{namespace numext{typedef int tmp_add_type_7;}}
  Eigen::numext::tmp_add_type_7 tmp_add_func_7(){return 0;};
  namespace Eigen{namespace placeholders{typedef int tmp_add_type_8;}}
  Eigen::placeholders::tmp_add_type_8 tmp_add_func_8(){return 0;};
  namespace Eigen{namespace symbolic{typedef int tmp_add_type_9;}}
  Eigen::symbolic::tmp_add_type_9 tmp_add_func_9(){return 0;};
  namespace Eigen{namespace bfloat16_impl{typedef int tmp_add_type_10;}}
  Eigen::bfloat16_impl::tmp_add_type_10 tmp_add_func_10(){return 0;};
  namespace Eigen{namespace half_impl{typedef int tmp_add_type_11;}}
  Eigen::half_impl::tmp_add_type_11 tmp_add_func_11(){return 0;};
  namespace Eigen{namespace internal{namespace std_fallback{typedef int tmp_add_type_12;}}}
  Eigen::internal::std_fallback::tmp_add_type_12 tmp_add_func_12(){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/AvvY1Ivwwt/dump1.h"  -I/usr/include/dart/optimizer/nlopt -I/usr/include/eigen3 -I/usr/include/eigen3/Eigen/src/Core/arch/HIP/hcc

In file included from /tmp/AvvY1Ivwwt/dump1.h:12:
/usr/include/dart/optimizer/nlopt/NloptSolver.hpp:113:53: error: ‘nlopt’ has not been declared
  113 |   NloptSolver(const Solver::Properties& properties, nlopt::algorithm alg);
      |                                                     ^~~~~
/usr/include/dart/optimizer/nlopt/NloptSolver.hpp:113:70: error: expected ‘,’ or ‘...’ before ‘alg’
  113 |   NloptSolver(const Solver::Properties& properties, nlopt::algorithm alg);
      |                                                                      ^~~
/usr/include/dart/optimizer/nlopt/NloptSolver.hpp:122:49: error: ‘nlopt’ has not been declared
  122 |   NloptSolver(std::shared_ptr<Problem> problem, nlopt::algorithm alg);
      |                                                 ^~~~~
/usr/include/dart/optimizer/nlopt/NloptSolver.hpp:122:66: error: expected ‘,’ or ‘...’ before ‘alg’
  122 |   NloptSolver(std::shared_ptr<Problem> problem, nlopt::algorithm alg);
      |                                                                  ^~~
/usr/include/dart/optimizer/nlopt/NloptSolver.hpp:150:21: error: ‘nlopt’ has not been declared
  150 |   void setAlgorithm(nlopt::algorithm alg);
      |                     ^~~~~
/usr/include/dart/optimizer/nlopt/NloptSolver.hpp:150:38: error: expected ‘,’ or ‘...’ before ‘alg’
  150 |   void setAlgorithm(nlopt::algorithm alg);
      |                                      ^~~
/usr/include/dart/optimizer/nlopt/NloptSolver.hpp:157:3: error: ‘nlopt’ does not name a type
  157 |   nlopt::algorithm getAlgorithm() const;
      |   ^~~~~
/usr/include/dart/optimizer/nlopt/NloptSolver.hpp:166:10: error: ‘nlopt’ does not name a type
  166 |   static nlopt::algorithm convertAlgorithm(Algorithm algorithm);
      |          ^~~~~
/usr/include/dart/optimizer/nlopt/NloptSolver.hpp:169:37: error: ‘nlopt’ has not been declared
  169 |   static Algorithm convertAlgorithm(nlopt::algorithm algorithm);
      |                                     ^~~~~
/usr/include/dart/optimizer/nlopt/NloptSolver.hpp:169:54: error: expected ‘,’ or ‘...’ before ‘algorithm’
  169 |   static Algorithm convertAlgorithm(nlopt::algorithm algorithm);
      |                                                      ^~~~~~~~~
/usr/include/dart/optimizer/nlopt/NloptSolver.hpp:188:19: error: ‘nlopt’ was not declared in this scope
  188 |   std::unique_ptr<nlopt::opt> mOpt;
      |                   ^~~~~
/usr/include/dart/optimizer/nlopt/NloptSolver.hpp:188:29: error: template argument 1 is invalid
  188 |   std::unique_ptr<nlopt::opt> mOpt;
      |                             ^
/usr/include/dart/optimizer/nlopt/NloptSolver.hpp:188:29: error: template argument 2 is invalid
/usr/include/dart/optimizer/nlopt/NloptSolver.hpp:191:3: error: ‘nlopt’ does not name a type
  191 |   nlopt::algorithm mAlg;
      |   ^~~~~