--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gcc/testsuite/c-c++-common/gomp/pr81887.c	Fri Oct 27 22:46:09 2017 +0900
@@ -0,0 +1,61 @@
+/* PR c/81887 */
+/* { dg-do compile } */
+/* { dg-options "-fno-openmp -fopenmp-simd -fdump-tree-gimple" } */
+/* { dg-final { scan-tree-dump-times "#pragma omp simd" 2 "gimple" } } */
+/* { dg-final { scan-tree-dump-times "#pragma omp ordered simd\[ \t]*\[\n\r]" 2 "gimple" } } */
+/* { dg-final { scan-tree-dump-times "#pragma omp" 4 "gimple" } } */
+
+void
+f1 (int *x)
+{
+  int i;
+#pragma omp simd
+  for (i = 0; i < 100; i++)
+  #pragma omp ordered simd
+    x[i / 2] = i;
+}
+
+void
+f2 (int *x)
+{
+  int i;
+#pragma omp parallel for simd ordered
+  for (i = 0; i < 100; i++)
+    #pragma omp ordered threads simd
+      x[i / 2] = i;
+}
+
+void
+f3 (int *x)
+{
+  int i;
+#pragma omp parallel for ordered
+  for (i = 0; i < 100; i++)
+    #pragma omp ordered
+      x[i / 2] = i;
+}
+
+void
+f4 (int *x)
+{
+  int i;
+#pragma omp parallel for ordered
+  for (i = 0; i < 100; i++)
+    #pragma omp ordered threads
+      x[i / 2] = i;
+}
+
+void
+f5 (int n, int ***x)
+{
+  int i, j, k;
+#pragma omp parallel for ordered(3)
+  for (i=0; i < n; i++)
+    for (j=0; j < n; ++j)
+      for (k=0; k < n; ++k)
+	{
+#pragma omp ordered depend(sink:i-8,j-2,k+2) depend(sink:i, j-1,k) depend(sink:i-4,j-3,k+6) depend(sink:i-6,j-4,k-6)
+	  x[i][j][k] = i + j + k;
+#pragma omp ordered depend(source)
+	}
+}