Use OCL_USE_PCH to control the using pch or not.
authorYang Rong <rong.r.yang@intel.com>
Wed, 15 Jan 2014 08:31:04 +0000 (16:31 +0800)
committerZhigang Gong <zhigang.gong@intel.com>
Thu, 16 Jan 2014 06:45:07 +0000 (14:45 +0800)
commit2462bb57a19bd45b6f4353aaeae9547e1b4a066f
treea35be643381997aa61841af639126abac0f52c54
parentc0c227220360b2358527f6fc2a4379fce2bf49a2
Use OCL_USE_PCH to control the using pch or not.

Junyan has added the environment variable OCL_USE_PCH, but not using it.
Enable it.

Signed-off-by: Yang Rong <rong.r.yang@intel.com>
Reviewed-by: Zhigang Gong <zhigang.gong@linux.intel.com>
backend/src/backend/program.cpp