--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gcc/testsuite/gcc.dg/graphite/pr84057.c	Thu Oct 25 07:37:49 2018 +0900
@@ -0,0 +1,31 @@
+/* { dg-do compile } */
+/* { dg-options "-O2 -fgraphite -funroll-loops -fno-tree-ccp -fno-tree-dce" } */
+
+int ue;
+
+void
+fr (int ct)
+{
+  int au = 0;
+  int *ra = &au;
+
+  while (au < 1)
+    {
+      au -= 0x7878788;
+      if (au != ct && ue != 0)
+	{
+	  while (au < 1)
+	    {
+	    }
+
+fc:
+	  while (ct != 0)
+	    {
+	    }
+	}
+    }
+
+  for (au = 0; au < 2; ++au)
+    if (ct != 0)
+      goto fc;
+}