[Beignet] [PATCH OCL20] Backend: Add uncompatiblePCHOptions for OCL20

[Xiuli Pan]

From: Pan Xiuli <xiuli.pan at intel.com>

Signed-off-by: Pan Xiuli <xiuli.pan at intel.com>
---
 backend/src/backend/program.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/backend/src/backend/program.cpp b/backend/src/backend/program.cpp
index afae77b..0119670 100644
--- a/backend/src/backend/program.cpp
+++ b/backend/src/backend/program.cpp
@@ -728,7 +728,7 @@ namespace gbe {
       const std::string unsupportedOptions("-cl-denorms-are-zero, -cl-strict-aliasing, -cl-opt-disable,"
                        "-cl-no-signed-zeros, -cl-fp32-correctly-rounded-divide-sqrt");
 
-      const std::string uncompatiblePCHOptions = ("-cl-single-precision-constant, -cl-fast-relaxed-math, -cl-std=CL1.1, -cl-finite-math-only");
+      const std::string uncompatiblePCHOptions = ("-cl-single-precision-constant, -cl-fast-relaxed-math, -cl-std=CL1.1, -cl-finite-math-only, -cl-unsafe-math-optimizations");
       const std::string fastMathOption = ("-cl-fast-relaxed-math");
       while (end != std::string::npos) {
         end = optionStr.find(' ', start);
-- 
2.5.0