text: // ======================================================================== //
  // Copyright 2009-2016 Intel Corporation                                    //
  //                                                                          //
  // Licensed under the Apache License, Version 2.0 (the "License");          //
  // you may not use this file except in compliance with the License.         //
  // You may obtain a copy of the License at                                  //
  //                                                                          //
  //     http://www.apache.org/licenses/LICENSE-2.0                           //
  //                                                                          //
  // Unless required by applicable law or agreed to in writing, software      //
  // distributed under the License is distributed on an "AS IS" BASIS,        //
  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. //
  // See the License for the specific language governing permissions and      //
  // limitations under the License.                                           //
  // ======================================================================== //
  
  #include <embree2/rtcore.h>
  
  #include <xmmintrin.h>
  //#include <pmmintrin.h> // use this to get _MM_SET_DENORMALS_ZERO_MODE when compiling for SSE3 or higher
  
  #if !defined(_MM_SET_DENORMALS_ZERO_MODE)
  #define _MM_DENORMALS_ZERO_ON   (0x0040)
  #define _MM_DENORMALS_ZERO_OFF  (0x0000)
  #define _MM_DENORMALS_ZERO_MASK (0x0040)
  #define _MM_SET_DENORMALS_ZERO_MODE(x) (_mm_setcsr((_mm_getcsr() & ~_MM_DENORMALS_ZERO_MASK) | (x)))
  #endif
  
  int main(int argc, char* argv[])
  {
    /* for best performance set FTZ and DAZ flags in MXCSR control and status register */
    _MM_SET_FLUSH_ZERO_MODE(_MM_FLUSH_ZERO_ON);
    _MM_SET_DENORMALS_ZERO_MODE(_MM_DENORMALS_ZERO_ON);
  
    /* create new Embree device */
    RTCDevice device = rtcNewDevice("verbose=1");
  
    /* ddelete device again */
    rtcDeleteDevice(device);
    
    return 0;
  }
  