niess@sawfish ~ $ darktable-cltest 
     0,0119 [dt_get_sysresource_level] switched to 1 as `default'
     0,0119   total mem:       15886MB
     0,0119   mipmap cache:    1985MB
     0,0119   available mem:   7943MB
     0,0119   singlebuff:      124MB
     0,0119   OpenCL tune mem: OFF
     0,0119   OpenCL pinned:   OFF
[opencl_init] opencl related configuration options:
[opencl_init] opencl: OFF
[opencl_init] opencl_scheduling_profile: 'very fast GPU'
[opencl_init] opencl_library: 'default path'
[opencl_init] opencl_device_priority: '*/!0,*/*/*'
[opencl_init] opencl_mandatory_timeout: 200
[opencl_init] opencl library 'libOpenCL' found on your system and loaded
[opencl_init] found 2 platforms
[opencl_init] no devices found for Mesa/X.org (vendor) - rusticl (name)
[opencl_init] found 1 device

[dt_opencl_device_init]
   DEVICE:                   0: 'gfx1031'
   PLATFORM NAME & VENDOR:   AMD Accelerated Parallel Processing, Advanced Micro Devices, Inc.
   CANONICAL NAME:           amdacceleratedparallelprocessinggfx1031
   DRIVER VERSION:           3513.0 (HSA1.1,LC)
   DEVICE VERSION:           OpenCL 2.0 
   DEVICE_TYPE:              GPU
   GLOBAL MEM SIZE:          12272 MB
   MAX MEM ALLOC:            10431 MB
   MAX IMAGE SIZE:           16384 x 16384
   MAX WORK GROUP SIZE:      256
   MAX WORK ITEM DIMENSIONS: 3
   MAX WORK ITEM SIZES:      [ 1024 1024 1024 ]
   ASYNC PIXELPIPE:          NO
   PINNED MEMORY TRANSFER:   NO
   MEMORY TUNING:            NO
   FORCED HEADROOM:          400
   AVOID ATOMICS:            NO
   MICRO NAP:                250
   ROUNDUP WIDTH:            16
   ROUNDUP HEIGHT:           16
   CHECK EVENT HANDLES:      128
   PERFORMANCE:              6.364
   TILING ADVANTAGE:         0.000
   DEFAULT DEVICE:           NO
Speicherzugriffsfehler


### Speicherzugriffsfehler means segfault