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-rw-r--r--libgomp/testsuite/libgomp.c/pr26943-4.c61
1 files changed, 61 insertions, 0 deletions
diff --git a/libgomp/testsuite/libgomp.c/pr26943-4.c b/libgomp/testsuite/libgomp.c/pr26943-4.c
new file mode 100644
index 000000000..0f1d4197a
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c/pr26943-4.c
@@ -0,0 +1,61 @@
+/* PR c++/26943 */
+/* { dg-do run } */
+
+extern int omp_set_dynamic (int);
+extern int omp_get_thread_num (void);
+extern void abort (void);
+
+int a = 8, b = 12, c = 16, d = 20, j = 0, l = 0;
+char e[10] = "a", f[10] = "b", g[10] = "c", h[10] = "d";
+volatile int k;
+
+int
+main (void)
+{
+ int i;
+ omp_set_dynamic (0);
+ omp_set_nested (1);
+#pragma omp parallel num_threads (2) reduction (+:l) \
+ firstprivate (a, b, c, d, e, f, g, h, j)
+ if (k == omp_get_thread_num ())
+ {
+#pragma omp parallel for shared (a, e) firstprivate (b, f) \
+ lastprivate (c, g) private (d, h) \
+ schedule (static, 1) num_threads (4) \
+ reduction (+:j)
+ for (i = 0; i < 4; i++)
+ {
+ if (a != 8 || b != 12 || e[0] != 'a' || f[0] != 'b')
+ j++;
+#pragma omp barrier /* { dg-warning "may not be closely nested" } */
+#pragma omp atomic
+ a += i;
+ b += i;
+ c = i;
+ d = i;
+#pragma omp atomic
+ e[0] += i;
+ f[0] += i;
+ g[0] = 'g' + i;
+ h[0] = 'h' + i;
+#pragma omp barrier /* { dg-warning "may not be closely nested" } */
+ if (a != 8 + 6 || b != 12 + i || c != i || d != i)
+ j += 8;
+ if (e[0] != 'a' + 6 || f[0] != 'b' + i || g[0] != 'g' + i)
+ j += 64;
+ if (h[0] != 'h' + i)
+ j += 512;
+ }
+ if (j || a != 8 + 6 || b != 12 || c != 3 || d != 20)
+ ++l;
+ if (e[0] != 'a' + 6 || f[0] != 'b' || g[0] != 'g' + 3 || h[0] != 'd')
+ l += 8;
+ }
+ if (l)
+ abort ();
+ if (a != 8 || b != 12 || c != 16 || d != 20)
+ abort ();
+ if (e[0] != 'a' || f[0] != 'b' || g[0] != 'c' || h[0] != 'd')
+ abort ();
+ return 0;
+}