--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gcc/testsuite/gcc.dg/tree-ssa/ivopt_5.c	Fri Oct 27 22:46:09 2017 +0900
@@ -0,0 +1,23 @@
+/* { dg-options "-O2 -fdump-tree-ivopts -fkeep-gc-roots-live" } */
+
+/* Only integer ivopts here when using -fkeep-gc-roots-live.   */
+
+void foo (char *pstart, int n)
+{
+  char *p;
+  char *pend = pstart + n;
+
+  for (p = pstart; p < pend; p++)
+    *p = 1;
+}
+
+void foo1 (char *pstart, int n)
+{
+  char *p;
+  char *pend = pstart + n;
+
+  for (p = pstart; p != pend; p++)
+    *p = 1;
+}
+
+/* { dg-final { scan-tree-dump-times "ivtmp.\[0-9_\]* = PHI <\[^0\]\[^,\]*, \[^0\]" 0 "ivopts"} } */