引用 POCL 0.9 has major improvements to the kernel compiler's vectorization performance (can be 2x faster for some benchmarks), support for most Piglit OpenCL tests, new runtime/platform API support from OpenCL, preliminary support for OpenCL 2.0 blocks, new built-in functions, and many performance improvements throughout.
とあるように、OpenCL 2.0の機能もサポートするような。