harness.c: In function 'drm_cvt_mode':
harness.c:139:27: warning: variable 'vback_porch' set but not used [-Wunused-but-set-variable]
   int vsyncandback_porch, vback_porch, hblank;
                           ^~~~~~~~~~~
harness.c: In function 'drm_gtf_mode_complex':
harness.c:237:28: warning: variable 'vframe_rate' set but not used [-Wunused-but-set-variable]
  unsigned int vfield_rate, vframe_rate;
                            ^~~~~~~~~~~
harness.c:236:45: warning: variable 'hperiod' set but not used [-Wunused-but-set-variable]
  unsigned int vtotal_lines, vfieldrate_est, hperiod;
                                             ^~~~~~~
harness.c:236:29: warning: variable 'vfieldrate_est' set but not used [-Wunused-but-set-variable]
  unsigned int vtotal_lines, vfieldrate_est, hperiod;
                             ^~~~~~~~~~~~~~
harness.c:235:21: warning: variable 'vback_porch' set but not used [-Wunused-but-set-variable]
  int vsync_plus_bp, vback_porch;
                     ^~~~~~~~~~~
cc exit=0
ccO0 exit=0