http://stackoverflow.com/questions/20323842/compile-build-opencl-program-using-amd-app-sdk-on-linux

compile.txt

# Mac OS X (Yosemite)
$ gcc opencl.c  -framework opencl

# Linux
$ gcc opencl.c -lOpenCL -I/opt/AMDAPPSDK-3.0-0-Beta/include -L/opt/AMDAPPSDK-3.0-0-Beta/lib/x86_64/

opecl test.txt

suma@sumac'0[~]$ ./a.out
1. Device: Intel(R) Core(TM) i7-3520M CPU @ 2.90GHz
 1.1 Hardware version: OpenCL 1.2
 1.2 Software version: 1.1
 1.3 OpenCL C version: OpenCL C 1.2
 1.4 Parallel compute units: 4
2. Device: HD Graphics 4000
 2.1 Hardware version: OpenCL 1.2
 2.2 Software version: 1.2(Dec 23 2014 00:18:31)
 2.3 OpenCL C version: OpenCL C 1.2
 2.4 Parallel compute units: 16
 
 [suma@localhost ~]$ ./a.out
1. Device: Spectre
 1.1 Hardware version: OpenCL 2.0 AMD-APP (1642.5)
 1.2 Software version: 1642.5 (VM)
 1.3 OpenCL C version: OpenCL C 2.0
 1.4 Parallel compute units: 6
2. Device: AMD A10-7700K APU with Radeon(TM) R7 Graphics
 2.1 Hardware version: OpenCL 1.2 AMD-APP (1642.5)
 2.2 Software version: 1642.5 (sse2,avx,fma4)
 2.3 OpenCL C version: OpenCL C 1.2
 2.4 Parallel compute units: 4