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diff --git a/libgomp/testsuite/libgomp.c++/collapse-1.C b/libgomp/testsuite/libgomp.c++/collapse-1.C
new file mode 100644
index 00000000..132d35cf
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c++/collapse-1.C
@@ -0,0 +1,29 @@
+// { dg-do run }
+
+#include <string.h>
+#include <stdlib.h>
+
+int
+main ()
+{
+  int i, j, k, l = 0;
+  int a[3][3][3];
+
+  memset (a, '\0', sizeof (a));
+  #pragma omp parallel for collapse(4 - 1) schedule(static, 4)
+    for (i = 0; i < 2; i++)
+      for (j = 0; j < 2; j++)
+	for (k = 0; k < 2; k++)
+	  a[i][j][k] = i + j * 4 + k * 16;
+  #pragma omp parallel
+    {
+      #pragma omp for collapse(2) reduction(|:l) private (k)
+	for (i = 0; i < 2; i++)
+	  for (j = 0; j < 2; j++)
+	    for (k = 0; k < 2; k++)
+	      if (a[i][j][k] != i + j * 4 + k * 16)
+		l = 1;
+    }
+  if (l)
+    abort ();
+}