--- /dev/null
+/* { dg-do run } */
+/* { dg-options "-O2" } */
+/* { dg-require-effective-target tls_runtime } */
+
+#include <omp.h>
+#include <stdlib.h>
+
+int thr;
+#pragma omp threadprivate (thr)
+
+int
+test (int l)
+{
+ return l || (thr != omp_get_thread_num () * 2);
+}
+
+int
+main (void)
+{
+ int l = 0;
+
+ omp_set_dynamic (0);
+ omp_set_num_threads (6);
+
+ thr = 8;
+ /* Broadcast the value to all threads. */
+#pragma omp parallel copyin (thr)
+ ;
+
+#pragma omp parallel reduction (||:l)
+ {
+ /* Now test if the broadcast succeeded. */
+ l = thr != 8;
+ thr = omp_get_thread_num () * 2;
+#pragma omp barrier
+ l = test (l);
+ }
+
+ if (l)
+ abort ();
+ return 0;
+}