--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gcc/testsuite/g++.dg/cpp2a/range-for5.C	Thu Oct 25 07:37:49 2018 +0900
@@ -0,0 +1,46 @@
+// P0614R1
+// { dg-do compile }
+// { dg-options "-std=c++2a" }
+
+void
+fn1 ()
+{
+  int a[] = { 1, 2, 3, 4, 5 };
+
+  for (int i = 0; auto x : a)
+    ++i;
+
+  i = 0; // { dg-error "not declared" }
+
+  for (int i = 0; auto x : a)
+    {
+      for (int j = 0; auto x : a)
+	{
+	  for (int k = 0; auto x : a)
+	    k++;
+	  k++; // { dg-error "not declared" }
+	}
+      j++; // { dg-error "not declared" }
+    }
+}
+
+void
+fn2 ()
+{
+  int a[] = { 1, 2, 3, 4, 5 };
+  for (int i = 0; auto x : a)
+    int i = 3; // { dg-error "redeclaration" }
+}
+void
+fn3 ()
+{
+  int a[] = { 1, 2, 3, 4, 5 };
+
+  for (;:) // { dg-error "expected" }
+    {
+    }
+
+  for (;;:) // { dg-error "expected" }
+    {
+    }
+}