[SYCLomatic] Fix LIT cases explicit_namespace/explicit_namespace_none.cu (#2257)

Signed-off-by: Jiang, Zhiwei <[email protected]>

Author: zhiweij1

clang/test/dpct/explicit_namespace/explicit_namespace_none.cu

@@ -2,7 +2,7 @@
 // UNSUPPORTED: v8.0
 // RUN: dpct --format-range=none -in-root %S -out-root %T/explicit_namespace_none %S/explicit_namespace_none.cu --cuda-include-path="%cuda-path/include" --use-explicit-namespace=none --sycl-named-lambda -- -x cuda --cuda-host-only -std=c++14
 // RUN: FileCheck --input-file %T/explicit_namespace_none/explicit_namespace_none.dp.cpp --match-full-lines %s
-// RUN: %if build_lit %{icpx -c -fsycl %T/explicit_namespace_none/explicit_namespace_none.dp.cpp -o %T/explicit_namespace_none/explicit_namespace_none.dp.o %}
+// RUN: %if build_lit %{icpx -c -fsycl -DBUILD_TEST %T/explicit_namespace_none/explicit_namespace_none.dp.cpp -o %T/explicit_namespace_none/explicit_namespace_none.dp.o %}
 
 // CHECK: #include <sycl/sycl.hpp>
 // CHECK-NEXT: #include <dpct/dpct.hpp>
@@ -19,10 +19,12 @@
 #include <exception>
 __device__ float4 fun() {
   float4 a, b, c;
+#ifndef BUILD_TEST
 // CHECK: fma(a.x(), b.x(), c.x());
   __fmaf_rn(a.x, b.x, c.x);
 // CHECK: return float4(fma(a.x(), b.x(), c.x()), fma(a.y(), b.y(), c.y()), fma(a.z(), b.z(), c.z()), fma(a.w(), b.w(), c.w()));
   return make_float4(__fmaf_rd(a.x, b.x, c.x), __fmaf_rz(a.y, b.y, c.y), __fmaf_rn(a.z, b.z, c.z), __fmaf_rn(a.w, b.w, c.w));
+#endif
 }
 
 
@@ -31,12 +33,14 @@ __global__ void kernel1() {
 }
 
 void foo() {
+#ifndef BUILD_TEST
 // CHECK:   get_in_order_queue().parallel_for<dpct_kernel_name<class kernel1_{{[a-f0-9]+}}>>(
 // CHECK-NEXT:         nd_range<3>(range<3>(1, 1, ceil(2.3)), range<3>(1, 1, 1)),
 // CHECK-NEXT:         [=](nd_item<3> item_{{[0-9a-z]+}}) {
 // CHECK-NEXT:           kernel1();
 // CHECK-NEXT:         });
   kernel1<<< ceil(2.3), 1 >>>();
+#endif
 }
 // CHECK: global_memory<int, 0> al;
 __device__ int al;