+/* PR middle-end/39154 */
+/* { dg-do compile } */
+/* { dg-options "-O2 -std=gnu99" } */
+
+extern void abort (void);
+
+int n = 20;
+
+int
+main (void)
+{
+ int a[n], b[n][n];
+
+#pragma omp parallel for
+ for (int i = 0; i < n; i++)
+ {
+ a[i] = i + 1;
+#pragma omp parallel for
+ for (int j = 0; j < n; j++)
+ b[i][j] = a[i];
+ }
+
+ for (int i = 0; i < n; i++)
+ {
+ for (int j = 0; j < n; j++)
+ if (b[i][j] != i + 1)
+ abort ();
+ if (a[i] != i + 1)
+ abort ();
+ }
+
+#pragma omp parallel for shared (n, a, b)
+ for (int i = 0; i < n; i++)
+ {
+ a[i] = i + 3;
+#pragma omp parallel for
+ for (int j = 0; j < n; j++)
+ b[i][j] = a[i];
+ }
+
+ for (int i = 0; i < n; i++)
+ {
+ for (int j = 0; j < n; j++)
+ if (b[i][j] != i + 3)
+ abort ();
+ if (a[i] != i + 3)
+ abort ();
+ }
+
+#pragma omp parallel for
+ for (int i = 0; i < n; i++)
+ {
+ a[i] = i + 5;
+#pragma omp parallel for shared (n, a, b)
+ for (int j = 0; j < n; j++)
+ b[i][j] = a[i];
+ }
+
+ for (int i = 0; i < n; i++)
+ {
+ for (int j = 0; j < n; j++)
+ if (b[i][j] != i + 5)
+ abort ();
+ if (a[i] != i + 5)
+ abort ();
+ }
+
+#pragma omp parallel for shared (n, a, b)
+ for (int i = 0; i < n; i++)
+ {
+ a[i] = i + 7;
+#pragma omp parallel for shared (n, a, b)
+ for (int j = 0; j < n; j++)
+ b[i][j] = a[i];
+ }
+
+ for (int i = 0; i < n; i++)
+ {
+ for (int j = 0; j < n; j++)
+ if (b[i][j] != i + 7)
+ abort ();
+ if (a[i] != i + 7)
+ abort ();
+ }
+
+#pragma omp parallel for private (a, b)
+ for (int i = 0; i < n; i++)
+ {
+ a[i] = i + 1;
+#pragma omp parallel for
+ for (int j = 0; j < n; j++)
+ b[i][j] = a[i];
+ }
+
+#pragma omp parallel for private (a, b)
+ for (int i = 0; i < n; i++)
+ {
+ a[i] = i + 1;
+#pragma omp parallel for private (b)
+ for (int j = 0; j < n; j++)
+ b[i][j] = a[i];
+ }
+
+ return 0;
+}