[SYCL] Fix OpenCL headers include path in CMake (#1101)

* [SYCL] Fix OpenCL headers include path

Signed-off-by: Alexander Batashev <alexander.batashev@intel.com>

* Also fix opencl-aot

Signed-off-by: Alexander Batashev <alexander.batashev@intel.com>

Author: Alexander Batashev

opencl-aot/CMakeLists.txt

@@ -52,7 +52,7 @@ if (NOT OpenCL_LIBRARIES)
             BINARY_DIR "${CMAKE_CURRENT_BINARY_DIR}/icd_build"
             CMAKE_ARGS -DCMAKE_BUILD_TYPE=${CMAKE_BUILD_TYPE}
             -DCMAKE_MAKE_PROGRAM=${CMAKE_MAKE_PROGRAM}
-            -DOPENCL_ICD_LOADER_HEADERS_DIR=${CMAKE_CURRENT_BINARY_DIR}/OpenCL/inc
+            -DOPENCL_ICD_LOADER_HEADERS_DIR=${OpenCL_INCLUDE_DIRS}
             -DCMAKE_INSTALL_PREFIX=${CMAKE_CURRENT_BINARY_DIR}
             -DCMAKE_INSTALL_LIBDIR:PATH=lib
             ${OPENCL_ICD_LOADER_WDK}

sycl/CMakeLists.txt

@@ -110,7 +110,7 @@ if( NOT OpenCL_LIBRARIES )
     BINARY_DIR        "${CMAKE_CURRENT_BINARY_DIR}/icd_build"
     CMAKE_ARGS -DCMAKE_BUILD_TYPE=${CMAKE_BUILD_TYPE}
                -DCMAKE_MAKE_PROGRAM=${CMAKE_MAKE_PROGRAM}
-               -DOPENCL_ICD_LOADER_HEADERS_DIR=${CMAKE_CURRENT_BINARY_DIR}/OpenCL/inc
+               -DOPENCL_ICD_LOADER_HEADERS_DIR=${OpenCL_INCLUDE_DIRS}
                -DCMAKE_INSTALL_PREFIX=${LLVM_BINARY_DIR}
                -DCMAKE_INSTALL_LIBDIR:PATH=lib
                ${AUX_CMAKE_FLAGS}