diff --git a/openmp/libomptarget/test/mapping/private_mapping.c b/openmp/libomptarget/test/mapping/private_mapping.c
--- a/openmp/libomptarget/test/mapping/private_mapping.c
+++ b/openmp/libomptarget/test/mapping/private_mapping.c
@@ -4,8 +4,13 @@
 #include <stdio.h>
 
 int main() {
-  int data1[3] = {1}, data2[3] = {2}, data3[3] = {5};
+  int data1[3] = {1, 2, 5};
+  int data2[3] = {10, 20, 50};
+  int data3[3] = {100, 200, 500};
   int sum[16] = {0};
+
+  for (int i=0; i<16; i++) sum[i] = 10000;
+
 #pragma omp target teams distribute parallel for map(tofrom : sum)             \
     firstprivate(data1, data2, data3)
   for (int i = 0; i < 16; ++i) {
@@ -18,7 +23,7 @@
 
   int correct = 1;
   for (int i = 0; i < 16; ++i) {
-    if (sum[i] != 8) {
+    if (sum[i] != 10888) {
       correct = 0;
       printf("ERROR: The sum for index %d is %d\n", i, sum[i]);
       printf("ERROR: data1 = {%d, %d, %d}\n", data1[0], data1[1], data1[2]);
@@ -27,6 +32,7 @@
       break;
     }
   }
+  fflush(stdout);
   assert(correct);
 
   printf("PASS\n");