[OpenMP] libomptarget: test correction for use with OpenMP 4.5

Differential Revision: https://reviews.llvm.org/D32562

Thanks to Sergey Dmitriev for submitting the patch.

llvm-svn: 301577

openmp/libomptarget/test/offloading/offloading_success.c

@@ -9,7 +9,7 @@
 int main(void) {
   int isHost = -1;
 
-#pragma omp target
+#pragma omp target map(from: isHost)
   { isHost = omp_is_initial_device(); }
 
   if (isHost < 0) {

openmp/libomptarget/test/offloading/offloading_success.cpp

@@ -9,7 +9,7 @@
 int main(void) {
   int isHost = 0;
 
-#pragma omp target
+#pragma omp target map(from: isHost)
   { isHost = omp_is_initial_device(); }
 
   if (isHost < 0) {