Merge pull request #813 from jzc/range-rounding

Enable range rounding for range tests

tests/range/CMakeLists.txt

@@ -1,3 +1,12 @@
 file(GLOB test_cases_list *.cpp)
 
+if(SYCL_IMPLEMENTATION STREQUAL "DPCPP")
+  # in FindDPCPP.cmake, range rounding is disabled globally to reduce
+  # the number of kernels generated per range parallel_for. However,
+  # range rounding enables launching of kernels over >32bit ranges,
+  # and the range_api test in full conformance such kernel launches
+  # over large ranges, so we renable it here.
+  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -U__SYCL_DISABLE_PARALLEL_FOR_RANGE_ROUNDING__")
+endif()
+
 add_cts_test(${test_cases_list})