Function EIGEN_DECLARE_TEST

dependence/eigen-3.4.0/test/dynalloc.cpp:123–177

}

EIGEN_DECLARE_TEST(dynalloc)
{
  // low level dynamic memory allocation
  CALL_SUBTEST(check_handmade_aligned_malloc());
  CALL_SUBTEST(check_aligned_malloc());
  CALL_SUBTEST(check_aligned_new());
  CALL_SUBTEST(check_aligned_stack_alloc());

  for (int i=0; i<g_repeat*100; ++i)
  {
    CALL_SUBTEST( check_custom_new_delete<Vector4f>() );
    CALL_SUBTEST( check_custom_new_delete<Vector2f>() );
    CALL_SUBTEST( check_custom_new_delete<Matrix4f>() );
    CALL_SUBTEST( check_custom_new_delete<MatrixXi>() );
  }
  
  // check static allocation, who knows ?
  #if EIGEN_MAX_STATIC_ALIGN_BYTES
  for (int i=0; i<g_repeat*100; ++i)
  {
    CALL_SUBTEST(check_dynaligned<Vector4f>() );
    CALL_SUBTEST(check_dynaligned<Vector2d>() );
    CALL_SUBTEST(check_dynaligned<Matrix4f>() );
    CALL_SUBTEST(check_dynaligned<Vector4d>() );
    CALL_SUBTEST(check_dynaligned<Vector4i>() );
    CALL_SUBTEST(check_dynaligned<Vector8f>() );
    CALL_SUBTEST(check_dynaligned<Vector16f>() );
  }

  {
    MyStruct foo0;  VERIFY(internal::UIntPtr(foo0.avec.data())%ALIGNMENT==0);
    MyClassA fooA;  VERIFY(internal::UIntPtr(fooA.avec.data())%ALIGNMENT==0);
  }
  
  // dynamic allocation, single object
  for (int i=0; i<g_repeat*100; ++i)
  {
    MyStruct *foo0 = new MyStruct();  VERIFY(internal::UIntPtr(foo0->avec.data())%ALIGNMENT==0);
    MyClassA *fooA = new MyClassA();  VERIFY(internal::UIntPtr(fooA->avec.data())%ALIGNMENT==0);
    delete foo0;
    delete fooA;
  }

  // dynamic allocation, array
  const int N = 10;
  for (int i=0; i<g_repeat*100; ++i)
  {
    MyStruct *foo0 = new MyStruct[N];  VERIFY(internal::UIntPtr(foo0->avec.data())%ALIGNMENT==0);
    MyClassA *fooA = new MyClassA[N];  VERIFY(internal::UIntPtr(fooA->avec.data())%ALIGNMENT==0);
    delete[] foo0;
    delete[] fooA;
  }
  #endif
  
}