Simon,

Output from the new version below but underneath is the output GPU Caps (OpenCL section). I can only assume there's still a flaw in how its getting the devices.

Num platforms = 1
-
Platform index ..: 0
Profile .........: FULL_PROFILE
Version .........: OpenCL 2.1 AMD-APP (3075.12)
Name ............: AMD Accelerated Parallel Processing
Vendor ..........: Advanced Micro Devices, Inc.
Extensions ......: cl_khr_icd cl_khr_d3d10_sharing cl_khr_d3d11_sharing cl_khr_dx9_media_sharing cl_amd_event_callback cl_amd_offline_devices
-
Devices:
Default .........: 0, status CL_INVALID_VALUE
CPU .............: 0, status CL_INVALID_VALUE
GPU .............: 0, status CL_INVALID_VALUE
Accelerator .....: 0, status CL_INVALID_VALUE
Custom ..........: 0, status CL_INVALID_VALUE
All .............: 0, status CL_INVALID_VALUE
-
clGetDeviceIDs, CL_DEVICE_TYPE_ALL returned -30, CL_INVALID_VALUE
Device count ....: 0

#############################################################################################


===================================[ OpenCL Capabilities ]
- Num OpenCL platforms: 1
- CL_PLATFORM_NAME: AMD Accelerated Parallel Processing
- CL_PLATFORM_VENDOR: Advanced Micro Devices, Inc.
- CL_PLATFORM_VERSION: OpenCL 2.1 AMD-APP (3075.12)
- CL_PLATFORM_PROFILE: FULL_PROFILE
- Num devices: 1

- CL_DEVICE_NAME: Ellesmere
- CL_DEVICE_VENDOR: Advanced Micro Devices, Inc.
- CL_DRIVER_VERSION: 3075.12
- CL_DEVICE_PROFILE: FULL_PROFILE
- CL_DEVICE_VERSION: OpenCL 1.2 AMD-APP (3075.12)
- CL_DEVICE_TYPE: GPU
- CL_DEVICE_VENDOR_ID: 0x1002
- CL_DEVICE_MAX_COMPUTE_UNITS: 36
- CL_DEVICE_MAX_CLOCK_FREQUENCY: 1545MHz
- CL_DEVICE_ADDRESS_BITS: 32
- CL_DEVICE_MAX_MEM_ALLOC_SIZE: 3145728KB
- CL_DEVICE_GLOBAL_MEM_SIZE: 3072MB
- CL_DEVICE_MAX_PARAMETER_SIZE: 1024
- CL_DEVICE_GLOBAL_MEM_CACHELINE_SIZE: 64 Bytes
- CL_DEVICE_GLOBAL_MEM_CACHE_SIZE: 16KB
- CL_DEVICE_ERROR_CORRECTION_SUPPORT: NO
- CL_DEVICE_LOCAL_MEM_TYPE: Local (scratchpad)
- CL_DEVICE_LOCAL_MEM_SIZE: 32KB
- CL_DEVICE_MAX_CONSTANT_BUFFER_SIZE: 3145728KB
- CL_DEVICE_MAX_WORK_ITEM_DIMENSIONS: 3
- CL_DEVICE_MAX_WORK_ITEM_SIZES: [1024 ; 1024 ; 1024]
- CL_DEVICE_MAX_WORK_GROUP_SIZE: 256
- CL_EXEC_NATIVE_KERNEL: 5743364
- CL_DEVICE_IMAGE_SUPPORT: YES
- CL_DEVICE_MAX_READ_IMAGE_ARGS: 128
- CL_DEVICE_MAX_WRITE_IMAGE_ARGS: 8
- CL_DEVICE_IMAGE2D_MAX_WIDTH: 16384
- CL_DEVICE_IMAGE2D_MAX_HEIGHT: 16384
- CL_DEVICE_IMAGE3D_MAX_WIDTH: 2048
- CL_DEVICE_IMAGE3D_MAX_HEIGHT: 2048
- CL_DEVICE_IMAGE3D_MAX_DEPTH: 2048
- CL_DEVICE_MAX_SAMPLERS: 16
- CL_DEVICE_PREFERRED_VECTOR_WIDTH_CHAR: 4
- CL_DEVICE_PREFERRED_VECTOR_WIDTH_SHORT: 2
- CL_DEVICE_PREFERRED_VECTOR_WIDTH_INT: 1
- CL_DEVICE_PREFERRED_VECTOR_WIDTH_LONG: 1
- CL_DEVICE_PREFERRED_VECTOR_WIDTH_FLOAT: 1
- CL_DEVICE_PREFERRED_VECTOR_WIDTH_DOUBLE: 1
- CL_DEVICE_EXTENSIONS: 25
- Extensions:
- cl_khr_fp64
- cl_amd_fp64
- cl_khr_global_int32_base_atomics
- cl_khr_global_int32_extended_atomics
- cl_khr_local_int32_base_atomics
- cl_khr_local_int32_extended_atomics
- cl_khr_int64_base_atomics
- cl_khr_int64_extended_atomics
- cl_khr_3d_image_writes
- cl_khr_byte_addressable_store
- cl_khr_fp16
- cl_khr_gl_sharing
- cl_amd_device_attribute_query
- cl_amd_vec3
- cl_amd_printf
- cl_amd_media_ops
- cl_amd_media_ops2
- cl_amd_popcnt
- cl_khr_d3d10_sharing
- cl_khr_d3d11_sharing
- cl_khr_dx9_media_sharing
- cl_khr_image2d_from_buffer
- cl_khr_spir
- cl_khr_gl_event
- cl_amd_liquid_flash

--
Nathan